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China 12VDC To 3.3VDC Automotive DC DC Converter Unregulated EN60950 1W
China 12VDC To 3.3VDC Automotive DC DC Converter Unregulated EN60950 1W

  1. China 12VDC To 3.3VDC Automotive DC DC Converter Unregulated EN60950 1W

12VDC To 3.3VDC Automotive DC DC Converter Unregulated EN60950 1W

  1. MOQ: 100PCS
  2. Price:
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Payment Terms T/T
Packaging Details Carton packed
Operating ambient temperature -40℃ to +105℃
I/O isolation test voltage 1.5k VDC
Package Compact SIP/DIP package
Efficiency 80%
Input voltage 3.3VDC,5VDC,12VDC,24VDC
Cooling Method Free air convection
Brand Name MORNSUN
Model Number B_S-1WR2 & B_D-1WR2 series
Certification CE
Place of Origin China

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  1. Product Details
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Product Specification

Payment Terms T/T Packaging Details Carton packed
Operating ambient temperature -40℃ to +105℃ I/O isolation test voltage 1.5k VDC
Package Compact SIP/DIP package Efficiency 80%
Input voltage 3.3VDC,5VDC,12VDC,24VDC Cooling Method Free air convection
Brand Name MORNSUN Model Number B_S-1WR2 & B_D-1WR2 series
Certification CE Place of Origin China
High Light Automotive DC DC Converter UnregulatedAutomotive DC DC Converter EN6095012VDC To 3.3VDC Converter

1W isolated DC-DC with Fixed Input Voltage; unregulated Single Output

 

Description

 

1. B_S-1WR2&B-D-1WR2 series is designed for use in distributed power supply systems and especially suitable in applications such as pure digital circuits,low frequency analog circuits,relay-driven circuits and data switching circuits,where:

2. The voltage of the input power supply is relatively stable with avariation of ±10% Vin or less;

3. An input to output isolation voltage of up to 1500VDC is necessary;

4. The requirement for a tight output regulation and low ripple&noise is not as strict.

 

 

FEATURES

  • Continuous short-circuit protection
  • High efficiency up to 80%
  • Operating ambient temperature -40℃ to +105℃
  • Compact SIP/DIP package
  • Industry standard pin-out
  • I/O isolation test voltage 1.5k VDC
  • IEC60950, UL60950, EN60950 approval

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.
-- B0303S-1WR2

 

 

3.3

(2.97-3.63)

3.3 303/30 68/72

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

220

UL/CE/CB B0305S-1WR2 5 200/20 72/76
B0312S-1WR2 12 84/9 76/80

 

--

B0303D-1WR2 3.3 303/30 68/72
B0305D-1WR2 5 200/20 72/76
B0503S-1WR2

 

 

 

 

 

 

5

(4.5-5.5)

3.3 303/30 68/72

 

 

UL/CE/CB

B0505S-1WR2 5 200/20 76/80
B0509S-1WR2 9 111/12 76/80
B0512S-1WR2 12 84/9 76/80
B0515S-1WR2 15 67/7 76/80
B0524S-1WR2 24 42/4 76/80
-- B0503D-1WR2 3.3 303/30 68/72

 

 

UL/CE/CB

B0505D-1WR2 5 200/20 76/80
B0509D-1WR2 9 111/12 76/80
B0512D-1WR2 12 84/9 76/80
B0515D-1WR2 15 67/7 76/80
B0524D-1WR2 24 42/4 76/80
-- B1203S-1WR2

 

 

 

 

 

12

(10.8-13.2)

3.3 303/30 68/72

 

 

UL/CE/CB

B1205S-1WR2 5 200/20 76/80
B1209S-1WR2 9 111/12 76/80
B1212S-1WR2 12 84/9 76/80
B1215S-1WR2 15 67/7 76/80
B1224S-1WR2 24 42/4 76/80
-- B1203D-1WR2 3.3 303/30 68/72

 

 

UL/CE/CB

B1205D-1WR2 5 200/20 76/80
B1209D-1WR2 9 111/12 76/80
B1212D-1WR2 12 84/9 76/80
B1215D-1WR2 15 67/7 76/80

 

--

B1505S-1WR2

 

15

(13.5-16.5)

5 200/20 76/80

 

220

B1512S-1WR2 12 84/9 76/80
B1515S-1WR2 15 67/7 76/80

 

 

--

B1505D-1WR2

 

15

(13.5-16.5)

5 200/20 76/80

 

 

 

 

 

 

 

 

 

220

B1509D-1WR2 9 111/12 76/80
B1515D-1WR2 15 67/7 76/80
B2403S-1WR2

 

 

 

 

 

 

24

(21.6-26.4)

3.3 303/30 68/72

 

 

UL/CE/CB

B2405S-1WR2 5 200/20 76/80
B2409S-1WR2 9 111/12 76/80
B2412S-1WR2 12 84/9 76/80
B2415S-1WR2 15 67/7 76/80
B2424S-1WR2 24 42/4 76/80
-- B2403D-1WR2 3.3 303/30 68/72

 

 

UL/CE/CB

B2405D-1WR2 5 200/20 76/80
B2409D-1WR2 9 111/12 76/80
B2412D-1WR2 12 84/9 76/80
B2415D-1WR2 15 67/7 76/80
B2424D-1WR2 24 42/4 76/80
Input Specifications
Item Operating Conditions Min. Typ. Max. Unit

 

 

Input Current

(full load / no-load)

3.3V input -- 404/30 --/70

 

 

mA

5V input -- 277/20 --/60
12V input -- 115/15 --/50
15V input -- 83/10 --/35
24V input -- 57/17 --/30
Reflected Ripple Current   -- 15 -- mA

 

 

Surge Voltage (1sec. max.)

3.3 input -0.7 -- 5

 

 

VDC

5V input -0.7 -- 9
12V input -0.7 -- 18
15V input -0.7 -- 21
24V input -0.7 -- 30
Input Filter   Filter capacitor
Hot Plug  

Unavailable

 

Output Specifications
Item Operating Conditions Min. Typ. Max. Unit
Voltage Accuracy   See Output Regulation Curves (Fig. 1)
Linear Regulation Input voltage change: ±1% 3.3VDC output -- -- ±1.5 --
Other output -- -- ±1.2

 

 

 

Load Regulation

 

 

 

10%-100% load

3.3VDC output -- 18 --

 

 

 

%

5VDC output -- 12 --
9VDC output -- 8 --
12VDC output -- 7 --
15VDC output -- 6 --
24VDC output -- 5 --
Ripple & Noise* 20MHz bandwidth -- 60 150 mVp-p
Temperature Coefficient Full load -- -- ±0.03 %/℃

 

Short-Circuit Protection**

B03xxS-1WR2/B03xxD-1WR2/B24xxS-1WR2/ B24xxD-1WR2/B0524S-1WR2/ B0524D-1WR2 -- -- 1 s
Others Continuous, self-recovery

Notes: * The “parallel cable” method is used for Ripple and Noise test, please refer to DC-DC Converter Application Notes for specific information.

** At the end of the short circuit duration, the supply voltage must be disconnected from following models: B03xxS-1WR2 / B03xxD-1WR2 series, B24xxS-1WR2/ B24xxD-1WR2 series, and B0524S-1WR2/B0524D-1WR2.

Mechanical Specifications
Case Material Black plastic; flame-retardant and heat-resistant (UL94-V0)
Dimensions B_S-1WR2 series 11.60 x 6.00 x 10.16 mm
B_D-1WR2 series 12.70 x 10.16 x 8.20 mm
Weight B_S-1WR2 series 1.3g (Typ.)
B_D-1WR2 series 1.8g (Typ.)
Cooling Method Free air convection

 

 

Company Details

Bronze Gleitlager

,

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 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Agent,Exporter

  • Year Established:

    2012

  • Total Annual:

    5000000-7000000

  • Employee Number:

    150~200

  • Ecer Certification:

    Site Member

KHC Power is a professional supplier of power supply, dededicated in standard power supply and customized power supply products,with over 25 years experience.ISO9001&ISO14001 certificated company.   We can supply a broad range of power supply. such as AC/DC enclosed power... KHC Power is a professional supplier of power supply, dededicated in standard power supply and customized power supply products,with over 25 years experience.ISO9001&ISO14001 certificated company.   We can supply a broad range of power supply. such as AC/DC enclosed power...

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  • KHC Power Technology Co.,Ltd
  • 5th Floor, Building B10, Fuqiao 2nd Industrial Zone, Fuhai Street, Bao'an District, Shenzhen
  • https://www.khcpower.com/

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