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B_S-1WR2&B_D-1WR2

2013.06.18-A/2

Page 2 of 5

OUTPUT SPECIFICATIONS

Item

Test Conditions

Min.

Typ.

Max.

Unit

Output Voltage Accuracy

See tolerance envelope curve

3.3V output

--

--

±1.5

Line Voltage Regulation

For Vin change of

±1%

Others

--

--

±1.2

3.3V output

--

18

--

5V output

--

12

--

9V output

--

8

--

12V output

--

7

--

15V output

--

6

--

Load Regulation

10% to 100% load

24V output

--

5

--

%

Temperature drift coefficient

100% load

--

--

±0.03

%/

°C

Output Voltage

≤12V

--

30

--

Ripple & Noise*

20MHz

Bandwidth

Others

--

60

--

mVp-p

Short Circuit Protection

Continuous, automatic recovery

Note:* Ripple and noise tested with

“parallel cable” method. See detailed operation instructions at DC-DC Application Notes.

COMMON SPECIFICATIONS

Item

Test Conditions

Min.

Typ.

Max.

Unit

Isolation Voltage

Input-Output, Tested for 1 minute and leakage current less than 1 mA

1500

--

--

VDC

Isolation Resistance

Input-Output, Test at 500VDC

1000

--

--

M

Ω

Isolation Capacitance

Input-Output,100KHz/0.1V

--

20

--

pF

Switching Frequency

Full load, nominal input

--

100

300

KHz

MTBF

MIL-HDBK-217F@25℃

3500

--

--

K hours

Case Material

Plastic(UL94-V0)

B_S-1WR2 Series

--

1.2

--

Weight

B_D-1WR2 Series

--

1.8

--

g

ENVIRONMENTAL SPECIFICATIONS

Item

Test Conditions

Min.

Typ.

Max.

Unit

Storage Humidity

Non condensing

--

--

95

%

Operating Temperature

Power derating (above 85℃ see Figure 2)

-40

--

105

Storage Temperature

-55

--

125

Temperature rise

Ta=25

°C,100% Load

--

25

--

Lead Temperature

1.5mm from case for 10 seconds

--

--

300

°C

Cooling

Free air convection

EMC SPECIFICATIONS

CE

CISPR22/EN55022

CLASS B（Recommended Circuit Refer to Figure1）

EMI

RE

CISPR22/EN55022

CLASS B（Recommended Circuit Refer to Figure1）

EMS

ESD

IEC/EN61000-4-2

Contact ±8KV

perf. Criteria B

EMC RECOMMENDED CIRCUIT

EMI Typical Recommended Circuit（CLASS B）:

Vin

G ND

+Vo

0V

E UT

LO AD

L DM

C0

Vin

G ND

(Figure 1)

Recommended typical circuit parameters:

Vin(V)

3.3/5/12/15/24

C0

4.7

µF /50V

EMI

LDM

6.8

µH