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Mean Well DCW08W8-15 DC-DC Converter - 8W 9~75V DC in ±15V out 267mA

8:1(9~75VDC) ultra-wide input rangeno minimum load required3KVdc I/O isolation

SKU DCW08W8-15

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Overview

DCW08W8-15 is the ±15V output model of this series: rated power 8W, typical efficiency 84%.

SCW08W8 and DCW08W8 series are 8W isolated and regulated module type DC-DC converter with DIP24 package. It features international standard pins, a high efficiency up to 86%, wide working temperature range -40~+90℃, 3KVdc I/P-O/P isolation voltage, Compliance to BS EN/EN55032 radiated Class A without additional components, continuous-mode short circuit protection, 8:1(9~75V) ultra-wide input range, and various output voltage, 3.3V/5V/9V/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

DIP24 package with industry standard pinout
8:1(9~75Vdc) ultra-wide input range
Operating temperature range -40 ~ +90℃
No minimum load required
Comply to BS EN/EN55032 radiated Class A without additional components
High efficiency up to 86%
Protections: Short circuit (Continuous) / Overload / Over voltage / UVLO
Remote ON/OFF control (Optional)
3KVdc I/O isolation
3 years warranty

Specifications

DCW08W8-15Specifications from the official datasheet (2025-07-17 edition)Download datasheet PDF

MODEL SELECTION TABLE

INPUT VOLTAGE (RANGE): Nominal 12V, 24V,36V,48V,72V (9 ~ 75V)
INPUT CURRENT NO LOAD: 10mA
INPUT CURRENT FULL LOAD: 392mA
OUTPUT VOLTAGE: ±15V
OUTPUT CURRENT: ±267mA
EFFICIENCY (TYP.): 84%
CAPACITOR LOAD (MAX.)^{* For each output}: *220μF

INPUT

VOLTAGE RANGE: 9~75Vdc
SURGE VOLTAGE (100ms max.): 100Vdc
FILTER: Pi type
PROTECTION (Typ.): Fuse recommended. 3A Slow-Blow Type

OUTPUT

VOLTAGE ACCURACY: ±2%
RATED POWER: 8W
RIPPLE & NOISE^Note.2: 100mVp-p
LINE REGULATION^Note.3: ±0.5%
LOAD REGULATION^Note.4: ±1% for 3.3Vo, ±0.5% for others
CROSS DEGUIATION: ±5% @ 25%~100% Load only for dual output
SWITCHING FREQUENCY (Typ.): 300KHz

PROTECTION

SHORT CIRCUIT: Protection type : Continuous, automatic recovery
OVERLOAD: 200 ~ 300% rated output power Protection type : Hiccup mode, recovers automatically after fault condition is removed
OVER VOLTAGE: Protection type : Clamp by TVS diode
UNDER VOLTAGE LOCKOUT (Typ.) Start-up voltage: 8.8Vdc
UNDER VOLTAGE LOCKOUT (Typ.) Shutdown voltage: 8Vdc

ENVIRONMENT

COOLING: Free-air convection
WORKING TEMP.: -40 ~ +90℃ (Refer to "Derating Curve")
CASE TEMPERATURE: +110℃ max.
WORKING HUMIDITY: 5% ~ 95% RH non-condensing
STORAGE TEMP., HUMIDITY: -55 ~ +125℃, 10 ~ 95% RH non-condensing
TEMP. COEFFICIENT: 0.05% / ℃ (0 ~ 85℃)
SOLDERING TEMPERATURE: 1.5mm from case of 3 ~ 5sec./265℃ 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 approved
WITHSTAND VOLTAGE: I/P-O/P:3KVdc
ISOLATION RESISTANCE: I/P-O/P:1000M Ohms / 500VDC / 25℃/ 70% RH
ISOLATION CAPACITANCE (Typ.): 1000pF
EMC EMISSION: Parameter Standard Test Level

Conducted BS EN/EN55032 N/A
Radiated BS EN/EN55032 Class A without additional components Class B with additional components
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 2, 0.5KV Line-Line
Conducted BS EN/EN61000-4-6 Level 2, 3V(e.m.f.)
Magnetic field immunity BS EN/EN61000-4-8 Level 1, 1A/m

Parameter	Standard	Test Level
Conducted	BS EN/EN55032	N/A
Radiated	BS EN/EN55032	Class A without additional components Class B with additional components

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 2, 0.5KV Line-Line
Conducted	BS EN/EN61000-4-6	Level 2, 3V(e.m.f.)
Magnetic field immunity	BS EN/EN61000-4-8	Level 1, 1A/m

OTHERS

MTBF (Typ.): >860Khrs MIL-HDBK-217F(25℃)
DIMENSION (L*W*H): 31.8*20.3*12.2mm (1.25*0.8*0.48 inch)
CASE MATERIAL: Non-Conductive black plastic (UL 94V-0 rated)
PACKING: 17.5g ; 15pcs/per tube, 750pcs/50 tube/per carton

Test conditions and notes5

1.All parameters are specified at normal input(24Vdc), 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 0% 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

DCW08W8-15 DIMENSION (L*W*H) 31.8*20.3*12.2mm — DIMENSION (L*W*H) 31.8*20.3*12.2mm

DCW08W8-15 Derating Curve — Derating Curve

DCW08W8-15 Pin Assignment — Pin Assignment

Typical applications

Downloads

Datasheet1

DCW08W8-15 datasheetSCW08W8_DCW08W8_Spec_Sheet.pdf · 2025-07-17 edition PDF Download

Catalogues2

Mean Well DC-DC Catalog PDF Download

Mean Well Catalog (Industrial) PDF Download

FAQ

What is the input and output range of the Mean Well DCW08W8-15?

The DCW08W8-15 is an 8W DC-DC converter with an ultra-wide 9 to 75V DC input range. It provides a regulated dual output of ±15V DC. This wide input span supports use across several nominal DC bus voltages including 12V, 24V, 36V, 48V, and 72V systems.

What types of applications is the DCW08W8-15 suited for?

This model is designed for embedded and industrial power conversion where a compact isolated DC-DC module is needed. Its DIP package, 3KV DC input-to-output isolation, and wide 9 to 75V DC input range make it a practical option for equipment that operates across varying DC supply platforms. It is best suited to applications that require a dual ±15V output within an 8W power budget.

How does the DCW08W8-15 handle harsh operating environments?

The DCW08W8-15 is rated for operation from -40°C to +90°C (refer to the derating curve), making it suitable for demanding temperature conditions. It also offers built-in protection features including short circuit, overload, over voltage, and under voltage lockout. These characteristics help support stable operation in industrial and mobile equipment environments.

What protection and isolation features are included in the DCW08W8-15?

The DCW08W8-15 includes continuous short circuit protection with automatic recovery, overload protection in hiccup mode, over voltage protection by TVS diode clamp, and under voltage lockout. It also provides 3KV DC input-to-output isolation. These built-in protections are important for equipment that needs a more robust DC power conversion stage.

What makes the DCW08W8-15 different from narrower input DC-DC converters?

A key differentiator is its 8:1 ultra-wide input range of 9 to 75V DC, which covers multiple nominal system voltages in a single model. That can reduce the need to stock different converters for different DC input platforms. It also combines this flexibility with a compact DIP package (31.8 x 20.3 x 12.2mm) and dual ±15V output.

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