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Mean Well SI06W8-09 8:1 Ultra-Wide Input DC-DC Regulated Converter, Single Output 6W 9V 667mA

SKU SI06W8-09

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Overview

SI06W8-09 is the 9V output model of this series: rated power 6W, typical efficiency 82.5%.

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

SI06W8-09Specifications 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: 301mA
SURGE VOLTAGE (100ms max.): 100Vdc
FILTER: Capacitor network
PROTECTION: Fuse recommended. 2A Slow-Blow Type

OUTPUT

OUTPUT VOLTAGE: 9V
OUTPUT CURRENT: 0~667mA
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.): 82.5%
CAPACITOR LOAD (MAX.)^{* For each output}: 680μF

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

SI06W8-09 Mechanical Specification — Mechanical Specification

SI06W8-09 Plug Assignment — Plug Assignment

SI06W8-09 S I06W8 & D I06W8 series — S I06W8 & D I06W8 series

SI06W8-09 S I06W8 & D I06W8 series (2) — S I06W8 & D I06W8 series (2)

Typical applications

Downloads

Datasheet1

SI06W8-09 datasheetSI06W8_spec.pdf · 2024-08-02 edition PDF Download

FAQ

What is the Mean Well SI06W8-03 designed for?

The Mean Well SI06W8-03 is a regulated DC-DC converter for applications that need a stable 3.3V DC output from a very wide DC input range. Its 6W rating and compact 1 inch by 1 inch DIP package make it suited to space-constrained industrial and embedded power designs.

What makes the SI06W8-03 different from standard DC-DC converters?

A key differentiator is its 8:1 ultra-wide input range, which gives it more flexibility than converters built for narrower input windows. This model also combines 3KVDC input-to-output isolation, no minimum load requirement, and protection coverage for overload, over temperature, over voltage, short circuit, and input under voltage.

Is the SI06W8-03 suitable for harsh temperature environments?

Yes. Mean Well specifies an operating temperature range of -40 to +90 degrees C, which supports use in demanding industrial environments. Buyers still need to confirm that the rest of the system is rated for the same conditions, but this converter itself is designed for wide-temperature operation.

Does this converter require a minimum load to regulate properly?

No. The SI06W8-03 is specified with no minimum load required, which can simplify product selection in low-load or variable-load designs. That makes it useful where the output demand may fluctuate or remain very light during parts of operation.

What are the main specifications of the Mean Well SI06W8-03?

This model is a single-output regulated DC-DC converter rated for 6W with a 3.3V output. It includes up to 86% efficiency, 3KVDC input/output isolation, an industry-standard DIP 1 inch by 1 inch package, optional remote ON/OFF control, and a 3-year warranty.

Does the SI06W8-03 include built-in compliance and protection features?

Yes. Mean Well states that it complies with BS EN/EN55032 radiated Class A without additional components, and it includes continuous short-circuit, overload, over-temperature, over-voltage, and input under-voltage protection. Those features help make it a stronger fit for reliability-focused industrial equipment.

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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 SI06W8-12 8:1 Ultra-Wide Input DC-DC Regulated Converter, Single Output 6W 12V 500mA	6W	12V	0.5A	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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