Key Features:

MicroPower Direct

232 Tosca Drive

Stoughton, MA 02072

USA

T: (781) 344-8226

F: (781) 344-8481

E: sales@micropowerdirect.com

W: www.micropowerdirect.com

B1200RU

Ultra-Wide Input 12W

Ultra-Wide Input 12W

Single & Dual Output

Single & Dual Output

DC/DC Converters

DC/DC Converters

Series

Input

Parameter

Conditions

Min.

Typ.

Max.

Units

Input Start Voltage

24 VDC Input

8.0

8.5

9.0

VDC

48 VDC Input

14.0

16.0

18.0

Input Filter

π (Pi) Filter (Complies with EN55022 Class “A”)

Reverse Polarity Input Current

1.0

A

Short Circuit Input Power

3,500

mW

Output

Parameter

Conditions

Min.

Typ.

Max.

Units

Output Voltage Accuracy

±0.5

±1.0

%

Output Voltage Balance

Dual Output , Balanced Loads

±0.5

±1.0

%

Line Regulation

Vin = Min to Max

±0.1

±0.5

%

Load Regulation

Iout = 10% to 100%

±0.2

±0.5

%

Ripple & Noise (20 MHz) (Note 1)

50

75

mV P - P

Ripple & Noise (20 MHz)

Over Line, Load & Temp.

100

mV P - P

Ripple & Noise (20 MHz)

15

mV rms

Output Power Protection

120

%

Transient Recovery Time (Note 2)

25% Load Step Change

150

250

μSec

Transient Response Deviation

±1.5

±2.5

%

Temperature Coefficient

±0.01

±0.02

%/°C

Output Short Circuit

Continuous

General

Parameter

Conditions

Min.

Typ.

Max.

Units

Isolation Voltage

60 Seconds

1,500

VDC

Isolation Test Voltage

Flash Tested For 1 Sec

1,650

VDC

Isolation Resistance

500 VDC

1,000

M

Ω

Isolation Capacitance

100 kHz, 1V

500

600

pF

Switching Frequency

350

400

450

kHz

Environmental

Parameter

Conditions

Min.

Typ.

Max.

Units

Operating Temperature Range

Ambient

-40

+25

+71

°C

Operating Temperature Range

Case

-40

+90

°C

Storage Temperature Range

-40

+125

°C

Cooling

Free Air Convection (See Curves on Page 2)

Humidity

RH, Non-condensing

95

%

RFI

Six-Side Shielded Metal Case

Physical

Case Size

2.0 x 1.0 x 0.40 Inches (50.8 x 25.4 x 10.2 mm)

Case Material

Metal with Non-Conductive Base (UL94-V0)

Weight

1.13 Oz (32g)

Reliability Specifications

Parameter

Conditions

Min.

Typ.

Max.

Units

MTBF

MIL HDBK 217F, 25°C, Gnd Benign

700

kHours

Safety Standards

UL 1950, EN 60950, IEC 60950

Safety Approvals

UL, cUL; File No. E245422

Absolute Maximum Ratings

Parameter

Conditions

Min.

Typ.

Max.

Units

Input Voltage Surge (1 Sec)

24 VDC Input

-0.7

42.0

VDC

48 VDC Input

-0.7

84.0

Lead Temperature

1.5 mm From Case For 10 Sec

260.0

°C

Internal Power Dissipation

All Models

5,000

mW

Caution: Exceeding Absolute Maximum Ratings may damage the module. These are not continuous operating ratings.

Electrical Specifications

Specifications typical @ +25°C, nominal input voltage & rated output current, unless otherwise noted. Specifications subject to change without notice.