Specifications
Brand Name :
MORNSUN
Model Number :
A03_S-1WR3& B03_LS-1WR3 series
Certification :
CE
Place of Origin :
China
MOQ :
100PCS
Price :
Negotiated
Payment Terms :
T/T
Packaging Details :
Carton packed
Input voltage :
3.3VDC
Package :
SMD package
Case Material :
Black plastic; flame-retardant and heat-resistant (UL94V-0)
Dimensions :
19.65 x 6.00 x 10.16mm
Weight :
2.1g(Typ.)
Cooling methods :
Free air convection
Description

1W isolated DC-DC converter Fixed input voltage, unregulated single output

Description

A03_S-1WR3 & B03_LS-1WR3 series are specially designed for applications where an isolated(two isolated)voltage is required in a distributed power supply system.They are suitable for:pure digital circuits,low frequency analog circuits,relay-driven circuits and data switching circuits.

FEATURES

Continuous short-circuit protection

No-load input current as low as 10mA

Operating ambient temperature range: -40℃ to +105℃

High efficiency up to 85%

I/O isolation test voltage: 1.5k VDC

Industry standard pin-out

SIP package

Specifications

Selection Guide

Certification

Part No.

Input Voltage(VDC) Output

Full Load Efficiency(%)

Min./Typ.

Capacitive Load(µF)*

Max.

Nominal ( Range ) Voltage (VDC) Current(mA) Max./Min.

--

A0303S-1WR3

3.3

(2.97-3.63)

±3.3 ±152/±15 74/78 1200
A0305S-1WR3 ±5 ±100/±10 78/82 1200
A0309S-1WR3 ±9 ±56/±6 81/85 470
A0312S-1WR3 ±12 ±42/±5 78/82 220
A0315S-1WR3 ±15 ±34/±4 78/82 220
A0324S-1WR3 ±24 ±21/±2 80/84 100
B0303LS-1WR3 3.3 303/30 75/79 2400
B0305LS-1WR3 5 200/20 78/82 2400
B0309LS-1WR3 9 111/11 81/85 1000
B0312LS-1WR3 12 83/8 78/82 560
B0315LS-1WR3 15 67/7 78/82 560
B0324LS-1WR3 24 42/4 80/84 220
Note: *The specified maximum capacitive load for positive and negative output is identical.
Input Specifications
Item Operating Conditions Min. Typ. Max. Unit

Input Current

(full load / no-load)

3.3VDC input 3.3VDC output -- 384/10 405/--

mA

Others output -- 370/18 389/--
Reflected Ripple Current* -- 15 --
Surge Voltage (1sec. max.) 3.3 VDC input -0.7 -- 5 VDC
Input Filter Capacitance filter
Hot Plug Unavailable

Note: * Refer to DC-DC Converter Application Notes for detailed description of reflected ripple current test method.

Output Specifications
Item Operating Conditions Min. Typ. Max. Unit
Voltage Accuracy See output regulation curve(Fig. 1)
Linear Regulation Input voltage change: ±1% 3.3 VDC output -- -- ±1.5 --
Other output -- -- ±1.2
Load Regulation 10%-100% load 3.3VDC output -- 12 18 %
Others output -- 8 15

Ripple & Noise*

20MHz bandwidth

3.3VDC/5VDC/9VDC/

12VDC/15VDC output

-- 30 75

mVp-p

24VDC output -- 50 100
Temperature Coefficient 100% load -- ±0.02 -- %/℃
Short-circuit Protection Continuous, self-recovery
Note:* The “parallel cable” method is used for Ripple and Noise test, please refer to DC-DC Converter Application Notes for specific information.
Mechanical Specifications
Case Material Black plastic; flame-retardant and heat-resistant (UL94 V-0)
Dimensions 19.65 x 6.00 x 10.16mm
Weight 2.1g(Typ.)
Cooling methods Free air convection

1W Isolated DC DC Converter Fixed Input Voltage, Unregulated Single Output

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1W Isolated DC DC Converter Fixed Input Voltage, Unregulated Single Output

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Brand Name :
MORNSUN
Model Number :
A03_S-1WR3& B03_LS-1WR3 series
Certification :
CE
Place of Origin :
China
MOQ :
100PCS
Price :
Negotiated
Contact Supplier
1W Isolated DC DC Converter Fixed Input Voltage, Unregulated Single Output

KHC Power Technology Co.,Ltd

Site Member
3 Years
shenzhen
Since 2012
Business Type :
Manufacturer, Agent, Exporter
Total Annual :
5000000-7000000
Employee Number :
150~200
Certification Level :
Site Member
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