CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
Version:00
SAMA B650
Serial NumberXMBB06525112000493
Lab IDSM65003187
Certification ID263187
  • Test Result Report ID: 26PS3187A
  • Certificate Issue Date: Mar 11, 2026
115V230V
Scheme: ETA-EMI PSU
115V230V
Scheme: LAMBDA PSU
Outside Validation Scope
Aristeidis Bitziopoulos, Certification Body General Manager

General Information

DUT Information

BrandSAMA
Manufacturer (OEM)RSY
SeriesB
Model NumberBTX-650-1BA3
Serial NumberXMBB06525112000493
DUT Notes

DUT Specifications

Rated Voltage (Vrms)100-240
Rated Current (Arms)6-10
Rated Frequency (Hz)50-60
Rated Power (W)650
TypeATX12V
Dimensions (W x H x D)150 x 85 x 140mm
Cooling120mm Sleeve Bearing Fan (S1202512L)
Semi-Passive Operation✗
Cable DesignFixed cables

Power Specifications

Rail3.3V5V12V5VSB-12V
Max. PowerAmps151554.12.50.4
Watts100649.212.54.8
Total Max. Power (W)650

Test Equipment

Electronic Loads Chroma 63601-5 x2
Chroma 63600-2
Chroma 63640-80-80 x10
Chroma 63610-80-20
AC Sources Chroma 6530, APM SP300VAC4000W-P, GW Instek ASR-3500
Power Analyzers Rohde & Schwarz HMC8015 & NPA701
Oscilloscopes Picoscope 4444, Siglent SDS2104X PLUS
Sound Analyzer Bruel & Kjaer 2270 G4
Microphone Bruel & Kjaer Type 4955-A
Temperature Logger Picoscope TC-08
Tachometer UNI-T UT372
Multimeters Keysight 34465A
EMI Analyzer TekBox TBMR-110M-EU
Isolation Transformer 4kVA
UPS FSP Champ Tower 3kVA, CyberPower OLS3000E 3kVA
Testing Methodology Cybenetics PSU Test Protocol

Cables and Connectors(Non-accredited measurements)

Captive Cables
Description Cable Count Connector Count (Total) Gauge Cable Type
ATX connector 24 pin (560mm) 1 1 18-22AWG Tinned Copper
4+4 pin EPS12V (700mm+150mm) 1 2 18AWG Tinned Copper
6+2 pin PCIe (560mm+150mm) 1 2 18AWG Tinned Copper
12+4 pin PCIe (600mm) (450W) 1 2 16-24AWG Tinned Copper
SATA (500mm+150mm+150mm) / 4-pin Molex (+150mm) 2 6 / 2 18AWG Tinned Copper
Modular Cables
AC Power Cord (1350mm) - C13 coupler 1 1 18AWG -

Parts Description

General Data
Manufacturer (OEM) RSY
PCB Type Double-Sided
Primary Side
Transient Filter 4x Y caps, 2x X caps, 2x CM chokes, 1x MOV
Inrush Protection NTC Thermistor 2.5D-15 (2.5Ohm @ 25°C) & Relay
Bridge Rectifier 1x QJP GBU1506 (600V, 10A @ 100°C)
APFC MOSFETs 2x Shenzhen SI Semiconductors SIF15N65G2HP (650V, 15A @ 100°C, Rds(on): 0.09Ohm)
APFC Boost Diode LiteOn LTTH806RFW (650V, 8A @ 100°C)
Bulk Cap(s) 1x SC (420V, 270uF, @ 105°C, LT )
Main Switchers 2x Shenzhen SI Semiconductors SIF15N65G2HP (650V, 15A @ 100°C, Rds(on): 0.09Ohm)

APFC Controller

Texas Instruments UCC28180 &
Sync Power SPN5003 (reducing no load consumption)

Resonant Controller Texas Instruments UCC25600
IC Driver -
Topology Primary side: APFC, Half-Bridge & LLC Resonant Converter
Secondary side: [12V] Synchronous Rectification & [Minor Rails] DC-DC converters
Secondary Side
+12V MOSFETs 4x AGMSemi AGM1405C1 (40V, 130A @ 100°C, Rds(on): 3.2mOhm)
5V & 3.3V DC-DC Converters: 4x Leinuosemi LN035N030GP (30V, 91A @ 100°C, Rds(on): 4.0mOhm)
PWM Controller(s): 2x Anpec APW7164
Filtering Capacitors

Electrolytic:
16x Suscon (3-6,000 @ 105°C)
Polymer:
2x

Supervisor IC Grenery GR8313  (OVP, UVP, OCP, PG)
Fan Controller / Micro Controller BCD Semiconductor AS358M
Fan Model Globe Fan S1202512L (120mm, 12V, 0.18A, Fluid Dynamic Bearing Fan)
5VSB Circuit
Rectifier Shenzhen SI Semiconductors SIF4N70F
Standby PWM Controller 583J25 IC

Test Results

Temperature & Compliance Info

Temperature Range (°C /°F)30-32 / 86-89.6
ErP Lot 3/6 Ready✓
(EU) No 617/2013 Compliance✓
ALPM (Alternative Low Power Mode) compatible✓
ATX v3.1 PSU Power Excursion✓

Performance Summary

Efficiency RatingSILVER
Noise RatingStandard++
Average Efficiency (>1450 load combinations)85.760%
Average Noise Output (>1450 Load Combinations)33.52dBA
Average PF (>1450 Load Combinations)0.988
Efficiency With 10W (≤500W) or 2% (>500W) Load61.380%
Standby Power Consumption0.0615W
12V Ripple (Full Load)55.35mV
5V Ripple (Full Load)31.68mV
3.3V Ripple (Full Load)40.97mV
5VSB Ripple (Full Load)31.66mV
12V Load Regulation0.79%
5V Load Regulation2.20%
3.3V Load Regulation3.23%
5VSB Load Regulation3.16%
Inrush Current67.400A
Efficiency RatingSILVER
Noise RatingStandard++
Average Efficiency (>1450 load combinations)88.117%
Average Noise Output (>1450 Load Combinations)33.26dBA
Average PF (>1450 Load Combinations)0.949
Efficiency With 10W (≤500W) or 2% (>500W) Load62.136%
Standby Power Consumption0.1777W
12V Ripple (Full Load)54.02mV
5V Ripple (Full Load)31.47mV
3.3V Ripple (Full Load)42.00mV
5VSB Ripple (Full Load)31.36mV
12V Load Regulation0.82%
5V Load Regulation2.34%
3.3V Load Regulation3.41%
5VSB Load Regulation3.28%
Inrush Current133.010A
12V Transient Response (200%)11.28V
5V Transient Response (200%)4.892V
3.3V Transient Response (200%)3.166V
5VSB Transient Response (200%)5.031V
Hold-Up Time & Power Ok Signal14.90ms
AC Loss to PWR_OK Hold Up Time13.80ms
PWR_OK Inactive to DC Loss Delay1.10ms
PSU Timings: T1 (20% / 100%)92.0ms92.0ms
PSU Timings: T3 (20% / 100%)116.0ms115.0ms
12V OCP (29.3°C / 43.2°C)76.20A (140.85%), 12.028V67.80A (125.32%), 12.034V
5V OCP (29.3°C / 43.2°C)25.1A (167.33%), 4.937V24.7A (164.67%), 4.949V
3.3V OCP (29.3°C / 43.2°C)26.4A (176.00%), 3.297V25.2A (168.00%), 3.3V
5VSB OCP (29.3°C / 43.2°C)3.9A (156.00%), 5.013V *High Ripple (74.53mV)3.9A (156.00%), 5.024V
OPP (29.63°C / 43.05°C)134.99%121.68%

Hold-Up Time & Power Ok Signal

Hold-Up Time (ms)14.9
AC Loss to PWR_OK Hold Up Time (ms)13.8
PWR_OK Inactive to DC Loss Delay (ms)1.1

Vampire Power

Tables

Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 115.06 V 115.04 V 113.85 V 115.08 V 116.15 V PASS
Mains Frequency: 60.00 Hz 59.99 Hz 59.40 Hz 60.01 Hz 60.60 Hz PASS
Mains Voltage CF: 1.416 1.415 1.340 1.417 1.490 PASS
Mains Voltage THD: 0.13 % 0.11 % N/A 0.15 % 2.00 % PASS
Real Power: 0.061 W 0.023 W N/A 0.094 W N/A N/A
Apparent Power: 7.865 W 7.843 W N/A 7.887 W N/A N/A
Power Factor: 0.008 N/A N/A N/A N/A N/A
Detailed Results
Average Min Limit Min Max Limit Max Result
Mains Voltage RMS: 230.13 V 230.11 V 227.70 V 230.15 V 232.30 V PASS
Mains Frequency: 50.00 Hz 50.00 Hz 49.50 Hz 50.00 Hz 50.50 Hz PASS
Mains Voltage CF: 1.415 1.415 1.340 1.416 1.490 PASS
Mains Voltage THD: 0.14 % 0.13 % N/A 0.16 % 2.00 % PASS
Real Power: 0.178 W 0.140 W N/A 0.228 W N/A N/A
Apparent Power: 25.493 W 25.454 W N/A 25.538 W N/A N/A
Power Factor: 0.007 N/A N/A N/A N/A N/A

Graphs

Efficiency Graph

INFO

This graph depicts the PSU`s efficiency throughout its entire operational range. For the generation of the efficiency and noise graphs we set our loaders to auto mode through our custom-made software before trying thousands of possible load combinations

INFO

This graph depicts the PSU`s efficiency throughout its entire operational range. For the generation of the efficiency and noise graphs we set our loaders to auto mode through our custom-made software before trying thousands of possible load combinations

Noise Graph

INFO

The PSU`s noise in its entire operational range and under 30-32 °C ambient is depicted in this graph. The X axis represents the load on the +12V rail(s) while the Y axis is the load on the minor rails

INFO

The PSU`s noise in its entire operational range and under 30-32 °C ambient is depicted in this graph. The X axis represents the load on the +12V rail(s) while the Y axis is the load on the minor rails

Conducted Emissions EN55032 & CISPR 32

NEUTRAL
PHASE

Indicative Performance

Efficiency under high ambient temperature

INFO

The PSU`s efficiency under high ambient temperatures with 115V and 230V input. For this graph the results of the 10-110% load regulation table are used

5VSB Efficiency

INFO

This graph depicts the efficiency levels of the 5VSB rail with 115V and 230V input

5VSB Efficiency (ERP LOT 3/6 & CEC)

Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.233W 63.889% 0.048
5.17V 0.364W 115.04V
2 0.09A 0.465W 70.879% 0.084
5.169V 0.657W 115.04V
3 0.55A 2.835W 78.682% 0.255
5.156V 3.603W 115.04V
4 1A 5.142W 78.477% 0.305
5.142V 6.552W 115.04V
5 1.5A 7.687W 78.191% 0.331
5.125V 9.831W 115.04V
6 2.5A 12.698W 77.317% 0.36
5.08V 16.423W 115.04V
Test # 5VSB DC/AC (Watts) Efficiency PF/AC Volts
1 0.045A 0.233W 46.853% 0.02
5.17V 0.497W 230V
2 0.09A 0.465W 59.038% 0.032
5.169V 0.788W 230V
3 0.55A 2.835W 75.353% 0.131
5.156V 3.763W 230V
4 1A 5.142W 76.892% 0.189
5.142V 6.688W 229.99V
5 1.5A 7.686W 77.356% 0.228
5.124V 9.936W 229.98V
6 2.5A 12.686W 77.759% 0.269
5.075V 16.314W 229.98V

Protection Features

OCP (Normal @ 29.3°C)12V: 76.20A (140.85%), 12.028V
5V: 25.1A (167.33%), 4.937V
3.3V: 26.4A (176.00%), 3.297V
5VSB: 3.9A (156.00%), 5.013V *High Ripple (74.53mV)
OCP (Hot @ 43.2°C)12V: 67.80A (125.32%), 12.034V
5V: 24.7A (164.67%), 4.949V
3.3V: 25.2A (168.00%), 3.3V
5VSB: 3.9A (156.00%), 5.024V
OPP (Normal @ 29.6°C)877.46W (134.99%)
OPP (Hot @ 43.0°C)790.91W (121.68%)
OTP✓ (101°C @ 12V Heatsink)
SCP12V to Earth: ✓
5V to Earth: ✓
3.3V to Earth: ✓
5VSB to Earth: ✓
-12V to Earth: ✓
PWR_OKProper Operation
UVP (Full Load @ 90V)✓
UVP (No Damage @ 80V)✓
Conducted Emissions EN55032 & CISPR 32✓
NLO✓
Fan Failure Protection✗
SIPSurge: MOV
Inrush: NTC

Supplementary Tests (For Reference)

Typical Load Tests

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
10% 3.588A 1.982A 1.971A 0.975A 65.004 81.247% 837 20.4 40.07°C 0.959
12.095V 5.046V 3.348V 5.13V 80.008 43.08°C 115.01V
20% 8.194A 2.98A 2.966A 1.173A 129.939 85.659% 838 20.4 40.81°C 0.985
12.086V 5.034V 3.338V 5.115V 151.693 43.53°C 114.99V
30% 13.156A 3.482A 3.47A 1.372A 194.941 87.248% 839 20.4 41.25°C 0.987
12.077V 5.026V 3.329V 5.101V 223.432 43.94°C 114.97V
40% 18.133A 3.986A 3.977A 1.573A 260.025 87.741% 841 20.3 41.56°C 0.991
12.067V 5.017V 3.319V 5.087V 296.356 43.99°C 114.95V
50% 22.767A 4.995A 4.988A 1.775A 325.021 87.584% 1035 26.9 42.19°C 0.993
12.058V 5.005V 3.308V 5.072V 371.096 44.12°C 114.92V
60% 27.353A 6.009A 6.007A 1.978A 389.358 87.206% 1295 33.6 42.61°C 0.994
12.048V 4.993V 3.297V 5.057V 446.481 44.76°C 114.9V
70% 32.027A 7.029A 7.034A 2.182A 454.656 86.754% 1551 39.8 43.42°C 0.994
12.038V 4.98V 3.285V 5.041V 524.078 45.38°C 114.88V
80% 36.709A 8.05A 8.066A 2.287A 519.446 86.241% 1828 42.2 43.65°C 0.994
12.029V 4.967V 3.273V 5.028V 602.317 47.86°C 114.85V
90% 41.805A 8.57A 8.581A 2.392A 584.865 85.646% 2086 46.2 44.68°C 0.994
12.018V 4.958V 3.263V 5.016V 682.882 48.13°C 114.82V
100% 46.840A 9.092A 9.132A 2.498A 649.574 85.085% 2091 46.2 45.21°C 0.994
12.007V 4.948V 3.252V 5.003V 763.447 50.42°C 114.79V
110% 51.619A 10.128A 10.278A 2.503A 714.995 84.293% 2091 46.2 46.05°C 0.994
11.996V 4.935V 3.24V 4.993V 848.226 52.28°C 114.77V
CL1 0.116A 12.081A 11.976A 0A 101.285 78.495% 971 24.4 41.4°C 0.98
12.092V 4.982V 3.315V 5.139V 129.035 48.15°C 115V
CL2 0.114A 15.054A 0A 0A 76.373 77.046% 851 20.3 41.31°C 0.968
12.095V 4.981V 3.343V 5.15V 99.127 45.89°C 115.01V
CL3 0.114A 0A 14.887A 0A 50.887 72.213% 842 20.3 40.17°C 0.949
12.097V 5.047V 3.325V 5.151V 70.468 42.61°C 115.02V
CL4 54.124A 0A 0A 0.001A 649.515 86.222% 2087 46.2 45.2°C 0.994
12.001V 5.006V 3.284V 5.098V 753.309 51.23°C 114.8V

The results above are not used in the certification process

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
10% 3.502A 1.708A 1.67A 0.975A 63.625 83.213% 838 20.4 40.05°C 0.248
12.104V 5.063V 3.363V 5.167V 10.154 43.41°C 230V
20% 8.194A 2.98A 2.966A 1.173A 129.933 87.567% 839 20.4 40.85°C 0.905
12.086V 5.034V 3.338V 5.116V 148.382 43.88°C 229.98V
30% 13.156A 3.483A 3.47A 1.372A 194.935 89.281% 839 20.4 41.35°C 0.939
12.077V 5.025V 3.329V 5.101V 218.339 44.02°C 229.97V
40% 18.133A 3.987A 3.977A 1.573A 260.02 89.912% 841 20.3 41.87°C 0.958
12.067V 5.016V 3.32V 5.087V 289.193 44.84°C 229.95V
50% 22.767A 4.996A 4.988A 1.775A 325.017 89.912% 1043 27 42.25°C 0.97
12.057V 5.005V 3.308V 5.072V 361.481 45.02°C 229.94V
60% 27.353A 6.01A 6.007A 1.978A 389.349 89.704% 1284 33.6 42.77°C 0.976
12.048V 4.992V 3.297V 5.057V 434.035 46.68°C 229.93V
70% 32.028A 7.03A 7.033A 2.182A 454.654 89.423% 1551 39.8 43.23°C 0.979
12.038V 4.98V 3.285V 5.041V 508.434 47.13°C 229.92V
80% 36.712A 8.052A 8.066A 2.287A 519.451 89.071% 1815 42.2 43.74°C 0.979
12.028V 4.967V 3.273V 5.028V 583.187 48.84°C 229.91V
90% 41.807A 8.572A 8.581A 2.393A 584.876 88.692% 2085 46.2 44.18°C 0.978
12.017V 4.957V 3.263V 5.015V 659.442 50.23°C 229.9V
100% 46.844A 9.094A 9.133A 2.499A 649.591 88.305% 2090 46.2 45.08°C 0.976
12.006V 4.947V 3.252V 5.003V 735.625 52.28°C 229.88V
110% 51.627A 10.131A 10.279A 2.504A 715.014 87.752% 2093 46.2 46.18°C 0.974
11.995V 4.934V 3.24V 4.992V 814.815 54.41°C 229.87V
CL1 0.116A 12.083A 11.976A 0A 101.287 80.315% 1045 26.9 41.74°C 0.891
12.091V 4.981V 3.315V 5.139V 126.114 48.62°C 229.98V
CL2 0.114A 15.056A 0A 0A 76.374 78.878% 852 20.3 40.36°C 0.857
12.095V 4.98V 3.343V 5.149V 96.827 45.31°C 229.98V
CL3 0.114A 0A 14.887A 0A 50.888 74.175% 845 20.3 41.15°C 0.788
12.096V 5.048V 3.325V 5.151V 68.605 44.58°C 229.99V
CL4 54.126A 0A 0A 0.001A 649.51 89.391% 2087 46.2 45.66°C 0.976
12.001V 5.006V 3.284V 5.098V 726.599 51.67°C 229.88V

The results above are not used in the certification process

Light Load Tests

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
20W 1.228A 0.494A 0.492A 0.194A 20.004 68.162% 816 19.1 36.54°C 0.865
12.102V 5.057V 3.357V 5.161V 29.349 40.02°C 115.03V
40W 2.702A 0.693A 0.689A 0.291A 40.003 77.693% 823 19.6 37.46°C 0.935
12.099V 5.054V 3.354V 5.156V 51.489 40.42°C 115.03V
60W 4.178A 0.891A 0.886A 0.388A 60.002 81.477% 830 20.2 38.65°C 0.951
12.095V 5.051V 3.351V 5.151V 73.643 41.38°C 115.02V
80W 5.650A 1.089A 1.084A 0.486A 79.95 83.58% 834 20.3 39.38°C 0.965
12.092V 5.049V 3.349V 5.145V 95.656 40.36°C 115.01V

The results above are not used in the certification process

Test 12V 5V 3.3V 5VSB DC/AC (Watts) Efficiency Fan Speed (RPM) PSU Noise (dB[A]) Temps (In/Out) PF/AC Volts
20W 1.228A 0.494A 0.491A 0.194A 20.001 69.666% 839 20.4 36.39°C 0.56
12.101V 5.059V 3.359V 5.161V 28.708 37.18°C 229.99V
40W 2.702A 0.692A 0.688A 0.291A 40 79.684% 837 20.4 37.11°C 0.715
12.098V 5.055V 3.356V 5.156V 50.197 38.73°C 229.99V
60W 4.178A 0.891A 0.886A 0.388A 59.999 83.627% 836 20.4 38.35°C 0.798
12.095V 5.052V 3.352V 5.151V 71.744 39.25°C 229.99V
80W 5.650A 1.089A 1.084A 0.486A 79.944 85.68% 836 20.4 39.4°C 0.85
12.092V 5.049V 3.349V 5.145V 93.306 41.06°C 229.99V

The results above are not used in the certification process

Ripple Measurements

Test12V5V3.3V5VSBPass/Fail
10% Load27.06mV22.53mV28.14mV24.40mVPass
20% Load30.59mV22.63mV28.14mV25.63mVPass
30% Load34.33mV23.25mV28.90mV25.83mVPass
40% Load36.63mV23.50mV29.77mV26.24mVPass
50% Load36.84mV24.37mV31.97mV27.27mVPass
60% Load41.13mV27.43mV36.78mV28.80mVPass
70% Load43.59mV27.59mV35.25mV29.87mVPass
80% Load48.25mV28.10mV39.19mV31.10mVPass
90% Load50.44mV30.14mV39.59mV31.05mVPass
100% Load55.35mV31.68mV40.97mV31.66mVPass
110% Load56.53mV31.98mV42.71mV32.58mVPass
Crossload134.53mV21.35mV37.09mV22.30mVPass
Crossload230.29mV20.89mV27.52mV23.33mVPass
Crossload330.80mV21.35mV35.65mV20.77mVPass
Crossload450.65mV31.63mV36.17mV28.18mVPass

The results above are not used in the certification process

Test12V5V3.3V5VSBPass/Fail
10% Load25.22mV21.00mV27.11mV26.80mVPass
20% Load29.32mV22.38mV28.39mV25.22mVPass
30% Load32.69mV23.19mV28.80mV27.57mVPass
40% Load36.07mV24.83mV29.87mV27.37mVPass
50% Load36.79mV24.22mV31.21mV26.86mVPass
60% Load42.00mV25.29mV34.02mV28.13mVPass
70% Load45.18mV27.44mV34.83mV29.62mVPass
80% Load47.99mV28.61mV38.67mV30.33mVPass
90% Load49.83mV31.52mV39.70mV30.74mVPass
100% Load54.02mV31.47mV42.00mV31.36mVPass
110% Load58.12mV31.68mV41.80mV32.53mVPass
Crossload134.53mV22.38mV34.17mV22.56mVPass
Crossload232.79mV21.97mV28.54mV23.17mVPass
Crossload331.31mV21.35mV34.68mV20.46mVPass
Crossload450.80mV30.96mV36.06mV28.29mVPass

The results above are not used in the certification process

SAMA B650

Top side
Power specifications label
Fan
PSU Internals
All data and graphs included in this test report can be used by any individual on the following conditions:
› It should be mentioned that the test results are provided by Cybenetics
› The link to the original test results document should be provided in any case
Cybenetics offers the ETA and Lambda voluntary certification programs, through which the efficient and silent power supplies are promoted
CYBENETICS LTD Syrou 6, Latsia, 2231, Nicosia Cyprus
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