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Mean Well SI06W8-12 8:1 Ultra-Wide Input DC-DC Regulated Converter, Single Output 6W 12V 500mA

SKU SI06W8-12

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Overview

SI06W8-12 is the 12V output model of this series: rated power 6W, typical efficiency 85%.

SI06W8 and DI06W8 series are 6W isolated and regulated module type DC-DC converter with DIP 1"x1" 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, overload, Input under voltage protection etc. The models account input voltage 9~75V 8:1 ultra-wide input range, and various output voltage, 3.3V/5V/9V/12V/15V/24V 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
8:1 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 / Input under voltage
3KVDC I/O isolation
Remote ON/OFF control (optional)
3 years warranty

Specifications

SI06W8-12Specifications from the official datasheet (2024-08-02 edition)

INPUT

VOLTAGE RANGE: 9 ~ 75Vdc
INPUT VOLTAGE (RANGE): Normal 12V,24V,36V,48V,72V (9 ~ 75V)
INPUT CURRENT NO LOAD: 7mA
INPUT CURRENT FULL LOAD: 300mA
SURGE VOLTAGE (100ms max.): 100Vdc
FILTER: Capacitor network
PROTECTION: Fuse recommended. 2A Slow-Blow Type

OUTPUT

OUTPUT VOLTAGE: 12V
OUTPUT CURRENT: 0~500mA
VOLTAGE ACCURACY: ±2%
RATED POWER: 6W
RIPPLE & NOISE^Note.2: 100mVp-p
LINE REGULATION^Note.3: ±0.2% (±0.5% for 3.3Vo)
LOAD REGULATION^Note.4: ±0.5%
SWITCHING FREQUENCY (Typ.): 300KHz (PWM)
EFFICIENCY (TYP.): 85%
CAPACITOR LOAD (MAX.)^{* For each output}: 470μF

PROTECTION

SHORT CIRCUIT: Protection type : Continuous, automatic recovery
OVERLOAD: 110 ~ 230% rated output power Protection type : Recovers automatically after fault condition is removed
OVER VOLTAGE: Protection type : Clamp by TVS diode
UNDER VOLTAGE LOCKOUT Start-up voltage: 8.8V
UNDER VOLTAGE LOCKOUT Shutdown voltage: 8.5V

FUNCTION

REMOTE CONTROL (OPTIONAL): Power ON: RC ~ -Vin > 2.5Vdc ~ 6Vdc or open circuit Power OFF: RC ~ -Vin <1Vdc or short

ENVIRONMENT

COOLING: Free-air convection
WORKING TEMP.: -40 ~ +90℃ (Refer to "Derating Curve")
CASE TEMPERATURE: +105℃ max.
WORKING HUMIDITY: 5% ~ 95% RH non-condensing
STORAGE TEMP., HUMIDITY: -55 ~ +125℃, 10 ~ 95% RH non-condensing
TEMP. COEFFICIENT: ±0.05% / ℃ (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 004 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(CISPR32) N/A
Radiated BS EN/EN55032(CISPR32) Class A without external components Class B with external components
EMC IMMUNITY: Parameter Standard Test Level

ESD BS EN/EN61000-4-2 contact ±4KV
Radiated Susceptibility BS EN/EN61000-4-3 3V/m
EFT/Burest BS EN/EN61000-4-4 ±0.5KV
Surge BS EN/EN61000-4-5 Line-Line±0.5KV
Conducted BS EN/EN61000-4-6 3Vrms
Magnetic field immunity BS EN/EN61000-4-8 1A/m

Parameter	Standard	Test Level
Conducted	BS EN/EN55032(CISPR32)	N/A
Radiated	BS EN/EN55032(CISPR32)	Class A without external components Class B with external components

Parameter	Standard	Test Level
ESD	BS EN/EN61000-4-2	contact ±4KV
Radiated Susceptibility	BS EN/EN61000-4-3	3V/m
EFT/Burest	BS EN/EN61000-4-4	±0.5KV
Surge	BS EN/EN61000-4-5	Line-Line±0.5KV
Conducted	BS EN/EN61000-4-6	3Vrms
Magnetic field immunity	BS EN/EN61000-4-8	1A/m

OTHERS

MTBF: >400Khrs MIL-HDBK-217F(25℃)
DIMENSION (L*W*H): 25.4*25.4*10.2mm (1*1*0.401 inch)
CASE MATERIAL: Black coated copper with non-conductive base
PACKING: 20g; 10pcs/per tube, 600pcs/60 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

SI06W8-12 Mechanical Specification — Mechanical Specification

SI06W8-12 Plug Assignment — Plug Assignment

SI06W8-12 S I06W8 & D I06W8 series — S I06W8 & D I06W8 series

SI06W8-12 S I06W8 & D I06W8 series (2) — S I06W8 & D I06W8 series (2)

Typical applications

Downloads

Datasheet1

SI06W8-12 datasheetSI06W8_spec.pdf · 2024-08-02 edition PDF Download

FAQ

What is the main use case for the Mean Well SI06W8-03 DC-DC converter?

This model is intended for regulated DC-DC power conversion in compact industrial and embedded equipment. Its 6W power rating, single 3.3V output, and 8:1 ultra-wide input range make it a practical choice where input voltage can vary significantly across systems.

What output does the SI06W8-03 provide?

The SI06W8-03 is a single-output regulated converter rated for 3.3V output and 6W power. It is designed for applications that need a stable low-voltage DC rail from a much wider DC input range.

How does the 8:1 ultra-wide input range benefit this model?

An 8:1 input range gives this converter more flexibility in systems where the source voltage may fluctuate or differ across deployments. That makes the SI06W8-03 easier to standardize across multiple industrial or mobile power environments than a narrower-input converter.

Is the SI06W8-03 suitable for harsh temperature environments?

Yes. This model is specified for operation from -40°C to +90°C, which supports use in demanding industrial environments with wide ambient temperature variation. That range is useful for equipment exposed to cold starts or elevated internal enclosure temperatures.

Does this converter require a minimum load to operate properly?

No. The SI06W8-03 is specified with no minimum load requirement, which can simplify use in systems with variable or intermittent power draw. That can be helpful in control, sensing, or standby applications where the load is not always constant.

What protection and isolation features are included in the SI06W8-03?

This model includes protection for short circuit, overload, over temperature, over voltage, and input under voltage. It also provides 3KVDC input-to-output isolation, which is valuable in designs that need added electrical separation between power domains.

What compliance and reliability features does this model offer?

The SI06W8-03 is stated to comply with BS EN/EN55032 radiated Class A without additional components. It also offers efficiency up to 86% and is backed by a 3-year warranty, supporting use in long-life industrial applications.

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Model	Power	Voltage	Current	IP Rating
Mean Well SI06W8-24 8:1 Ultra-Wide Input DC-DC Regulated Converter, Single Output 6W 24V 250mA	6W	24V	0.25A	IP20	View
Mean Well SI06W8-15 8:1 Ultra-Wide Input DC-DC Regulated Converter, Single Output 6W 15V 400mA	6W	15V	0.4A	IP20	View
Mean Well SI06W8-09 8:1 Ultra-Wide Input DC-DC Regulated Converter, Single Output 6W 9V 667mA	6W	9V	0.6667A	IP20	View
Mean Well SI06W8-05 8:1 Ultra-Wide Input DC-DC Regulated Converter, Single Output 6W 5V 1.2A	6W	5V	1.2A	IP20	View
Mean Well SI06W8-03 8:1 Ultra-Wide Input DC-DC Regulated Converter, Single Output 6W 3.3V 1.82A	6W	3.3V	1.8182A	IP20	View

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