Over 15 years experience of providing support of MEAN WELL Power Supplies
Overview
DKM10B-12 is the ±12V output model of this series: rated power 10W, typical efficiency 88%.
SKM10 and DKM10 series are 10W isolated and regulated module type DC-DC converter with DIP 1"x1" package. It features international standard pins, a high efficiency up to 90%, wide working temperature range -40~+85℃, 1.5KVDC I/P-O/P isolation voltage, Compliance to BS EN/EN55032 radiated Class A without additional components , continuous-mode short circuit protection, etc. The models account for different input voltage 4.7~9V, 9~18V, 18~36V and 36~75V 2:1 wide input range, and various output voltage, 3.3V/5V/12V/15V for single output and ±5V/±12V/±15V for dual outputs, which are suitable for all kinds of systems, such as industrial control, telecommunication field, distributed power architecture, and so on.
Features
- DIP 1"x1" package with industry standard pinout
- 2:1 wide input range
- Operating temperature range -40 ~ +85℃
- No minimum load required
- Comply to BS EN/EN55032 radiated Class A without additional components
- High efficiency up to 90%
- Protections: Short circuit (Continuous) / Overload / Over voltage / Input under voltage
- 1.5KVDC I/O isolation
- Remote ON/OFF control and Triming output (±10%)
- 3 years warranty
Specifications
MODEL SELECTION TABLE
- INPUT VOLTAGE (RANGE)
- 24V (18 ~ 36V)
- INPUT CURRENT NO LOAD
- 25mA
- INPUT CURRENT FULL LOAD
- 478mA
- OUTPUT VOLTAGE
- ±12V
- OUTPUT CURRENT
- ±0 ~416mA
- EFFICIENCY (Typ.)
- 88%
- CAPACITOR LOAD (MAX.)* For each output
- *440μF
INPUT
- VOLTAGE RANGE
- 18~36Vdc ,
- SURGE VOLTAGE (100ms max.)
- 5Vin models : 12Vdc, 12Vin models : 25Vdc, 24Vin models : 50Vdc, 48Vin models : 100Vdc
- FILTER
- Pi type
- PROTECTION
- Fuse recommended. 5Vin models: 5A delay time Type, 12Vin models: 4A delay time Type, 24Vin models: 2A delay time Type, 48Vin models: 1A delay time Type
- INTERNAL POWER DISSIPATION
- 500mW
OUTPUT
- VOLTAGE ACCURACY
- ±1.5%
- RATED POWER
- 10W
- RIPPLE & NOISENote.2
- 50mVp-p
- LINE REGULATIONNote.3
- ±0.2%
- LOAD REGULATIONNote.4
- Single output models: ±0.2%, Dual output models:±1%
- SWITCHING FREQUENCY (Typ.)
- 350KHz
- EXTERNAL TRIM ADJ. RANGE (Typ.)
- ±10% (Single output model only)
PROTECTION
- SHORT CIRCUIT
- Protection type : Continuous, automatic recovery
- OVERLOAD
- 110 ~ 140% rated output power Protection type : Recovers automatically after fault condition is removed
- OVER VOLTAGE
- Protection type : Clamp by diode
- UNDER VOLTAGE LOCKOUT Start-up voltage
- 5Vin: 4.4Vdc, 12Vin: 8.8Vdc, 24Vin: 17Vdc, 48Vin: 34Vdc
- UNDER VOLTAGE LOCKOUT Shutdown voltage
- 5Vin: 4.2Vdc, 12Vin: 8Vdc, 24Vin: 16Vdc, 48Vin: 32Vdc
FUNCTION
- REMOTE CONTROL
- Power ON: R.C. ~ -Vin >5.5~75Vdc or open circuit ; Power OFF: R.C. ~ -Vin <1.2Vdc or short
ENVIRONMENT
- COOLING
- Free-air convection
- WORKING TEMP.
- -40 ~ +85℃ (Refer to "Derating Curve")
- CASE TEMPERATURE
- +105℃ max.
- WORKING HUMIDITY
- 20% ~ 90% RH non-condensing
- STORAGE TEMP., HUMIDITY
- -55 ~ +125℃, 10 ~ 95% RH non-condensing
- TEMP. COEFFICIENT
- 0.03% / ℃ (0 ~ 71℃)
- SOLDERING TEMPERATURE
- 1.5mm from case of 1 ~ 3sec./260℃ max.
- VIBRATION
- 10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes
SAFETY & EMC ( Note.5)
- SAFETY STANDARDS
- EAC TP TC 020/2011 (EAC TP TC 004 for 48Vin type only) approved
- WITHSTAND VOLTAGE
- I/P-O/P:1.5KVDC
- ISOLATION RESISTANCE
- I/P-O/P:100M Ohms / 500VDC / 25℃/ 70% RH
- ISOLATION CAPACITANCE (Typ.)
- 1000pF
- EMC EMISSION
-
Parameter Standard Test Level Conducted BS EN/EN55032(CISPR32) N/A Radiated BS EN/EN55032(CISPR32) Class A - EMC IMMUNITY
-
Parameter Standard Test Level ESD BS EN/EN61000-4-2 Level 2, ±8KV air, ±4KV contact Radiated Susceptibility BS EN/EN61000-4-3 Level 2, 3V/m EFT/Bursts BS EN/EN61000-4-4 Level 1, 0.5KV Surge BS EN/EN61000-4-5 Level 1, 0.5KV Line-Line Conducted BS EN/EN61000-4-6 Level 2, 3V(e.m.f.) Magnetic Field BS EN/EN61000-4-8 Level 2, 3A/m
OTHERS
- MTBF
- 1200Khrs MIL-HDBK-217F(25℃)
- DIMENSION (L*W*H)
- 25.4*25.4*10.2mm (1*1*0.4 inch)
- CASE MATERIAL
- Black coated copper with Non-Conductive Base
- PACKING
- 18.3g ; 12pcs/per tube, 600pcs/50 tube/per carton
Test conditions and notes5
- 1.All parameters are specified at normal input(E:5Vdc, A:12Vdc, B:24Vdc, C:48Vdc), rated load, 25℃ 70% RH ambient.
- 2.Ripple & noise are measured at 20MHz by using a 12" twisted pair terminated with a 0.1μf & 47μf capacitor.
- 3.Line regulation is measured from low line to high line at rated load.
- 4.Load regulation is measured from 10% to 100% rated load.
- 5.The final equipment must be re-confirm that it still meet EMC directives. For guidance on how to perform these EMC tests, please refer to “EMI testing of component power supplies.”(as available on http://www.meanwell.com)
Technical drawings
Typical applications
- Telecom/ datacom system
- Wireless network
- Industrial control facility
- Instrument
- Analyzer
- Detector
- Data switch
Downloads
FAQ
Can I use the DKM10B-12 in a 24V industrial control cabinet that needs 12V DC rails?
Yes. The DKM10B-12 accepts 18-36VDC input and provides a constant voltage ±12V output with 10W power. That makes it suitable for industrial control and automation equipment that operates within that input range and needs a compact 25.4 × 25.4 × 10.2 mm converter.
Is this converter a good fit for embedded systems that need isolated 12V power from a wide input range?
It can fit embedded and board-level designs that require constant voltage ±12V output and have an available 18-36VDC source. Its 10W rating and 18.3g weight support use in compact assemblies where space and mass matter. The EAC TP TC 020/2011 safety standard approval can also be relevant in regulated equipment builds.
Can the DKM10B-12 be used for analog or signal-conditioning sections in automation equipment?
It is intended for applications that need a steady ±12V constant voltage supply from 18-36VDC input. In automation or embedded equipment, that can make it appropriate for analog support circuits, interface sections, or auxiliary power rails that stay within the 10W limit. The compact package helps in dense control hardware.
Is the DKM10B-12 suitable for outdoor or high-temperature environments?
The specified operating temperature is -40°C to +85°C, so it is designed for a wide temperature range. No IP rating is provided, so this product should not be treated as an outdoor or washdown-rated unit based on the listed specs alone. It is better evaluated as a component for protected enclosures.
How does the DKM10B-12 compare with the other DKM10B models?
Within the DKM10B series, the DKM10B-05 is 10W with ±5V output and ±1000mA, the DKM10B-12 is 10W with ±12V output and ±416mA, and the DKM10B-15 is 10W with ±15V output and ±333mA. All are part of the same 10W family. The main difference is the output voltage and listed output current.
Payment & Security
Payment methods
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.




