MEAN WELL GSM25B15-P1J provides 15 V at up to 1.66 A, with a catalogue-rated maximum output of 25 W. This Class II medical desktop AC/DC adapter has an IEC320-C8 two-pole AC inlet and a centre-positive P1J output. Select the load within the stated current, power and derating limits.
Product Datasheet
Download MEAN WELL GSM25B Datasheet (PDF)
The GSM25B section is on PDF pages 34, 35, 36, 37, 38. Refer to the complete mechanical drawings and notes when planning installation.
Model and Output
Complete model
GSM25B15-P1J.
Series and format
GSM25B single-output medical desktop AC/DC power adapter.
Model code
GSM is the medical adapter series; 25 is the power family; B denotes the IEC320-C8 two-pole AC inlet; 15 denotes 15 V output; P1J specifies the standard centre-positive output plug.
DC output voltage
15 VDC.
Rated output current
1.66 A.
Output current range
0–1.66 A.
Catalogue-rated maximum power
25 W, subject to input and ambient derating.
Ripple and noise, maximum
120 mVp-p.
Voltage tolerance
±3.0%.
Line regulation
±1.0%.
Load regulation
±3.0%.
Efficiency, typical
86%.
Keep the load within the rated current, output voltage and maximum power limits simultaneously.
Input and Energy
Input voltage
80–264 VAC or 113–370 VDC.
Frequency
47–63 Hz.
Input connection
IEC320-C8 two-pole AC inlet; Class II, double-insulated, without FG.
AC current, typical
0.7 A at 115 VAC; 0.35 A at 230 VAC.
Cold-start inrush, typical
30 A at 115 VAC; 55 A at 230 VAC.
Set-up / rise time
500 / 30 ms at 230 VAC; 1000 / 30 ms at 115 VAC, at full load.
Hold-up time, typical
16 ms at 230 VAC and at 115 VAC, at full load.
Touch leakage current
<50 µA at 264 VAC.
No-load consumption
<0.1 W.
Energy efficiency
Level VI for this 15 V model. The series distinguishes 5–9 V Level V and 12–48 V Level VI. USA EISA2007/DoE, Canada NRCan, Australia/New Zealand MEPS, EU ErP and CoC Version 5.
Select a suitable mains lead for the C8 inlet and local supply; confirm mains-lead inclusion with the order.
Protection
Short circuit / overload
105–170% of rated output power; hiccup mode, automatically recovering after the fault is removed.
Overvoltage
15.75–20.25 V; output shutdown, re-power to recover.
Derating and Environment
Working temperature
−25 to +60°C, subject to the load curve.
Horizontal temperature curve
100% load from −25 to 40°C, falling to 80% at 60°C. Use the plotted curve between these points.
Static input curve, 60 Hz
80% load at 80 VAC, rising to 100% at 100 VAC; 100% from 100 to 264 VAC.
Working humidity
20–90% RH, non-condensing.
Storage
−40 to +85°C; 10–95% RH, non-condensing.
Temperature coefficient
±0.03%/°C over 0–40°C.
Vibration
10–500 Hz, 2 G; 10 minutes per cycle, 60 minutes along each X, Y and Z axis.
Apply input-voltage and ambient-temperature derating together. Keep the enclosure clear for normal heat dissipation.
Mechanical Details and Connection
Body dimensions, L × W × H
79 × 54 × 33 mm; mechanical drawing tolerance ±1 mm.
Case and indicator
94V-0 flame-retardant plastic enclosure, double insulation and a power-on LED.
Output cable
UL1185, 18 AWG; 1800 ±50 mm.
Standard P1J output
Tuning-fork plug, 5.5 mm outside diameter × 2.1 mm inside diameter × 11 ±0.5 mm insertion length; centre positive (C+), outside negative.
Cable-end drawing detail
70 ±10 mm between the indicated cable-end features; follow the complete drawing for routing.
Catalogue single-unit weight
235 g, explicitly listed in PACKING; a catalogue reference, not a measured shipment weight.
Packing
60 pieces / 15.1 kg per carton.
Match the DC plug dimensions and polarity to the equipment before connection. Allow space for the inlet or plug, cable and connector.
Optional DC Plugs and Quick Adapters
Ordering and inclusion
Custom cable termination is subject to MOQ. Quick adapters are sold separately without MOQ; these are options, not additional included plugs or outputs.
Tuning-fork styles
OD / ID / length in mm: P1I 5.5 / 2.1 / 9.5; P1L 5.5 / 2.5 / 9.5; P1M 5.5 / 2.5 / 11. Right-angle options: P1IR 5.5 / 2.1 / 9.5; P1JR 5.5 / 2.1 / 11; P1LR 5.5 / 2.5 / 9.5; P1MR 5.5 / 2.5 / 11. Quick adapters are listed at 7.5 A maximum.
Barrel styles
P2I / P2IR 5.5 / 2.1 / 9.5 mm; P2J / P2JR 5.5 / 2.1 / 11 mm; P2L / P2LR 5.5 / 2.5 / 9.5 mm; P2M / P2MR 5.5 / 2.5 / 11 mm. R denotes right-angle form. Custom cable options; no quick adapter is listed.
Locking styles
P2S (S761K) 5.53 / 2.03 / 12.06 mm; P2K (761K) 5.53 / 2.54 / 12.06 mm; P2C (S760K) 5.53 / 2.03 / 9.52 mm; P2D (760K) 5.53 / 2.54 / 9.52 mm. SWITCHCRAFT original or equivalent; custom options without a listed quick adapter.
Mini-pin styles
P3A 2.35 / 0.7 / 11 mm; P3B 4.0 / 1.7 / 11 mm; P3C 4.75 / 1.7 / 11 mm. EIAJ equivalent; quick adapters rated 5 A maximum.
Centre-pin styles
OD / ID / length / centre pin in mm: P4A 5.5 / 3.4 / 11 / 1.0; P4B 6.5 / 4.4 / 11 / 1.4; P4C 7.4 / 5.1 / 11 / 0.6. EIAJ equivalent; quick adapters rated 7.5 A maximum.
Confirm dimensions, voltage, polarity and load current for the complete mating interface. An accessory current rating does not increase this adapter’s 1.66 A output rating.
Optional DIN Connectors and Lead Ends
R6B
Three-pin male locking mini-DIN, KYCON KPPX-3P equivalent: pins 1 and 3 +Vo, pin 2 −Vo. Quick adapter: 7.5 A maximum.
R7B
Four-pin male locking mini-DIN, KYCON KPPX-4P equivalent: pins 1 and 4 +Vo, pins 2 and 3 −Vo. Quick adapter: 7.5 A maximum.
R7BF
Four-pin female locking mini-DIN, KYCON KPJX-CM-4S equivalent: pins 1 and 4 +Vo, pins 2 and 3 −Vo. Custom cable option; no quick adapter is listed.
R1B
Five-pin male DIN: pins 1, 2 and 4 −Vo; pins 3 and 5 +Vo. Quick adapter: 7.5 A maximum.
Stripped and tinned leads
By customer request: lead 1 +Vo and lead 2 −Vo. Standard L = 25 mm and L1 = 5 mm; other lengths by request. Colours in the drawing are reference only; follow the actual supplied product.
Use the connector drawing view to identify pin numbers. Custom cable terminations are alternatives to the standard P1J connector.
Medical Safety and Isolation
Listed safety standards
IEC60601-1:2005+A1+A2; IEC60601-1-11:2015+A1; TUV BS EN/EN60601-1:2006+A1+A12+A2; BS EN/EN60601-1-11:2015+A1; ANSI/AAMI ES60601-1:2005+A2; ANSI/AAMI HA60601-1-11+A1; CAN/CSA C22.2 No.60601-1:2014+A2; CSA C22.2 No.60601-1-11:2015+A1; EAC TP TC004.
Isolation
Primary to secondary: 2 MOPP.
Input-to-output withstand
4 kVAC.
Input-to-output insulation
100 MΩ at 500 VDC, 25°C and 70% RH.
BF and home-healthcare applications
The series is marked BF-rated and lists medical and home-healthcare standards. Select the complete equipment insulation and applied-part design for the intended use.
The adapter is a power component; its approvals do not replace safety and EMC assessment of the completed medical equipment.
EMC
Conducted and radiated emissions
BS EN/EN55011 (CISPR11), FCC Part 15 / CISPR22, CAN ICES-3(B)/NMB-3(B) and MSIP KN32: Class B.
Harmonic current and flicker
BS EN/EN61000-3-2 Class A; BS EN/EN61000-3-3.
Immunity framework
BS EN/EN60601-1-2 and BS EN/EN61204-3.
ESD
BS EN/EN61000-4-2: Level 4, 15 kV air and 8 kV contact.
Radiated RF
BS EN/EN61000-4-3: Level 3, 10 V/m at 80 MHz–2.7 GHz; Table 9, 9–28 V/m at 385 MHz–5.78 GHz.
EFT / burst
BS EN/EN61000-4-4: Level 3, 2 kV.
Surge
BS EN/EN61000-4-5: Level 3, 1 kV line-to-line.
Conducted RF
BS EN/EN61000-4-6: Level 3, 10 V.
Magnetic field
BS EN/EN61000-4-8: Level 4, 30 A/m.
Dips and interruptions
BS EN/EN61000-4-11: 100% dip for 1 period, 30% dip for 25 periods, 100% interruption for 250 periods.
Reconfirm that the complete equipment meets the applicable EMC requirements.
Reliability, Applications and Measurement Conditions
MTBF, minimum
3887.1 thousand hours, Telcordia SR-332 (Bellcore); 791.9 thousand hours, MIL-HDBK-217F at 25°C.
Manufacturer warranty
The datasheet lists a 3-year manufacturer warranty, subject to the manufacturer’s terms.
Listed applications include blood glucose meters, blood pressure meters, nebulizers, inhalers and portable medical devices. Match the equipment load and connection requirements to this model.
Unless otherwise specified, test conditions are 230 VAC input, rated load, 25°C and 70% RH. DC output voltage is set at the plug terminal at 50% load.
Ripple and noise are measured with 20 MHz bandwidth, a 12-inch twisted pair and parallel 0.1 µF and 47 µF capacitors. Voltage tolerance includes set-up tolerance, line regulation and load regulation; line regulation is measured from low to high input at rated load.
Set-up time is measured on the first cold start; repeated ON/OFF cycling may increase it. Follow the supplied product marking and the manufacturer’s installation instructions.
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