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Mean Well DPB09A-12 DC-DC Converter - 9W - 9~18V in ±12V out 375mA

Name: Mean Well DPB09A-12 DC-DC Converter - 9W - 9~18V in ±12V out 375mA
Brand: Mean Well
SKU: DPB09A-12
Price: 17.22 USD
Availability: InStock

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Overview

DPB09A-12 is the ±12V output model of this series: rated power 9W, typical efficiency 88%.

SP B09 and DP B09 series are 9 W isolated and regulated module type DC-DC converter with SIP 8 package. It features international standard pins, a high efficiency up to 89%, wide working temperature range -40~+ 90℃, 1 . 5 KVDC I/P-O/P isolation voltage, continuous -mode short circuit protection, etc. The models account for different input voltage 9~18V and 18~36V and 36~75V 2:1 wide input range, and various output voltage, 3 . 3V /5V/12V/15V /24V for single output and ±5V/±12V/±15V for dual outputs, which are suitable for all kinds of systems, s uch as industrial control, telecommunication field, distributed power architecture, and so on.

Features

SIP8 package with industry standard pinout
2:1 wide input range
Operating temperature range -40 ~ +90℃
No minimum load required
High efficiency up to 89%
Protections: Short circuit (Continuous) / Overload / Input under voltage
1.5KVDC I/O isolation
Remote ON/OFF control
9V model available(optional)
3 years warranty

Specifications

DPB09A-12Specifications from the official datasheet (2024-08-02 edition)

MODEL SELECTION TABLE

INPUT VOLTAGE (RANGE): Normal 12V (9 ~ 18V)
INPUT CURRENT NO LOAD: 22mA
INPUT CURRENT FULL LOAD: 862mA
OUTPUT VOLTAGE: ±12V
OUTPUT CURRENT: ±0 ~ 375mA
EFFICIENCY (TYP.): 88%
CAPACITOR LOAD (MAX.): 100μF

INPUT

VOLTAGE RANGE: 9~18Vdc ,
FILTER: Internal capacitor
PROTECTION: Fuse recommended. 12Vin models: 2A Slow-Blow, 24Vin models: 1A Slow-Blow Type, 48Vin models: 600mA Slow-Blow Type

OUTPUT

VOLTAGE ACCURACY: ±1.5%
RATED POWER: 9W
RIPPLE & NOISE^Note.2: 100mVp-p
LINE REGULATION^Note.3: 0.5%
LOAD REGULATION^Note.4: Single output models: ±0.5% (±1% for 3.3Vout model), Dual output models:±0.5%
SWITCHING FREQUENCY (Min.): 400KHz

PROTECTION

SHORT CIRCUIT: Protection type : Continuous, automatic recovery
OVERLOAD: 120 ~ 250% rated output power Protection type : Recovers automatically after fault condition is removed

FUNCTION

REMOTE CONTROL: Power ON: R.C. ~ -Vin >2.5Vdc or open circuit ; Power OFF: R.C. ~ -Vin <0.8Vdc or short

ENVIRONMENT

COOLING: Free-air convection
WORKING TEMP.: -40 ~ +90℃ (Refer to "Derating Curve")
CASE TEMPERATURE: +115℃ max.
WORKING HUMIDITY: 20% ~ 90% RH non-condensing
STORAGE TEMP., HUMIDITY: -40 ~ +125℃, 10 ~ 95% RH non-condensing
TEMP. COEFFICIENT: 0.03% / ℃ (0 ~ 70℃)
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.): 500pF
EMC EMISSION: Parameter Standard Test Level

Conducted BS EN/EN55032(CISPR32) N/A
Radiated BS EN/EN55032(CISPR32) Class A/B with external components
EMC IMMUNITY: Parameter Standard Test Level

ESD BS EN/EN61000-4-2 Level 3, ±8KV air, Level 2±4KV contact
Radiated Susceptibility BS EN/EN61000-4-3 Level 2, 3V/m
EFT/Bursts BS EN/EN61000-4-4 Level 2, 0.5KV at power
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 BS EN/EN61000-4-8 Level 1, 1A/m

Parameter	Standard	Test Level
Conducted	BS EN/EN55032(CISPR32)	N/A
Radiated	BS EN/EN55032(CISPR32)	Class A/B with external components

Parameter	Standard	Test Level
ESD	BS EN/EN61000-4-2	Level 3, ±8KV air, Level 2±4KV contact
Radiated Susceptibility	BS EN/EN61000-4-3	Level 2, 3V/m
EFT/Bursts	BS EN/EN61000-4-4	Level 2, 0.5KV at power
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	BS EN/EN61000-4-8	Level 1, 1A/m

OTHERS

MTBF: 275Khrs MIL-HDBK-217F(25℃)
DIMENSION (L*W*H): 24*9.6*11.2mm (0.94*0.38*0.44 inch)
CASE MATERIAL: Non-Conductive black plastic (UL 94V-0 rated)
PACKING: 5g ; 21pcs/per tube, 2100pcs/100 tube/per carton

Test conditions and notes5

1.All parameters are specified at normal input(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

DPB09A-12 Mechanical Specification — Mechanical Specification

DPB09A-12 Plug Assignment — Plug Assignment

DPB09A-12 Remote ON/OFF Control — Remote ON/OFF Control

Typical applications

Downloads

Certificates3

Certificate (SPB09-DPB09-EMC)(EN) PDF Download

Certificate (SPB09-DPB09-CE-dec)(EN) PDF Download

Certificate (SPB-DPB09-UK-dec)(EN) PDF Download

Catalogues2

Mean Well DC-DC Catalog PDF Download

Mean Well Catalog (Industrial) PDF Download

FAQ

Can I use the DPB09A-12 for industrial analog or sensor interface boards that need dual 12V rails?

Yes. This model accepts 9-18VDC input and provides constant-voltage ±12V output. With a 9W rating and ±375mA output current, it fits low-power industrial analog or sensor interface sections that require ±12V.

Is the DPB09A-12 appropriate for embedded test and measurement electronics?

It can be a fit for embedded measurement electronics that need constant-voltage ±12V rails from a 9-18VDC source. The unit is rated at 9W and comes in a 24 × 9.6 × 11.2 mm form factor.

Can this converter be used in automation modules with limited internal space?

Yes. The converter measures 24 × 9.6 × 11.2 mm and weighs 5g, so it is suited to compact automation or control assemblies. It provides ±12V constant-voltage output at 9W.

Will the DPB09A-12 handle cold and hot equipment environments?

The specified operating temperature range is -40°C to +90°C, which supports wide-temperature industrial use in protected equipment. Because no IP rating is provided, it is best used inside enclosures rather than exposed outdoor locations.

How does the DPB09A-12 compare with the other DPB09A models?

The DPB09A-05, DPB09A-12, and DPB09A-15 all share a 9W rating and 9-18VDC input range. Their outputs differ: ±5V at ±800mA, ±12V at ±375mA, and ±15V at ±300mA respectively.

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