DC/DC Converter

B_XT-2WR2 Series

2015.04.17-A/2

Page 2 of 5

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Output Specifications

Item

Operating Conditions

Min.

Typ.

Max.

Unit

Output Voltage Accuracy

See tolerance envelope graph (Fig. 1)

Line 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

--

9

--

12VDC output

--

8

--

15VDC output

--

7

--

24VDC output

--

6

--

Ripple & Noise*

20MHz bandwidth

24VDC output

--

100

200

mVp-p

Other output

--

100

150

Temperature Coefficient

Full load

--

--

±0.03

%/℃

Short Circuit Protection**

--

--

1

s

Note: * Ripple and noise are measured by “parallel cable” method, please see DC-DC Converter Application Notes for specific operation;

** Supply voltage must be discontinued at the end of short circuit duration.

General Specifications

Item

Operating Conditions

Min.

Typ.

Max.

Unit

Isolation Voltage

Input-output, with the test time of 1 minute and the leak

current lower than 1mA

1500

--

--

VDC

Isolation Resistance

Input-output, isolation voltage 500VDC

1000

--

--

MΩ

Isolation Capacitance

Input-output, 100KHz/0.1V

--

20

--

pF

Operating Temperature

5V output

Derating if the temperature ≥71°C,

(see Fig. 2)

-40

--

105

℃

Other output

Derating if the temperature ≥85°C,

(see Fig. 2)

Storage Temperature

-55

--

125

Casing Temperature Rise

Ta=25℃, nominal input, full load output

--

25

--

Pin Welding Resistance

Temperature

Welding spot is 1.5mm away from the casing, 10 seconds

--

--

300

Storage Humidity

Non-condensing

--

--

95

%RH

Reflow Soldering Temperature

Peak temp.≤245℃,maximum duration

time≤60s at 217℃.

For actual application, please refer to

IPC/JEDEC J-STD-020D.1.

Switching Frequency

Full load, nominal input voltage

--

100

--

KHz

MTBF

MIL-HDFK-217F@25℃

3500

--

--

K hours

Physical Specifications

Casing Material

Epoxy resin (UL94-V0)

Dimensions

12.70*11.20*7.25 mm

Weight

1.6g(Typ.)

Cooling Method

Free convection

EMC Specifications

EMI

CE

CISPR22/EN55022 CLASS B (see Fig. 4 for recommended circuit)

RE

CISPR22/EN55022 CLASS B (see Fig. 4 for recommended circuit)

EMS

ESD

IEC/EN61000-4-2

Contact ±8KV perf. Criteria B