LF121D View Datasheet(PDF) -

LF100D Series

Ultra-Miniature, 1W

Dual Output SMT

DC/DC Converters

Key Features:

Electrical Specifications

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

Input

Parameter

Conditions

Min. Typ. Max. Units

• 1W Output Power

• Ultra-Miniature SMT Case

• 1,000 VDC Isolation

• 5V, 12V & 24V Inputs

• -40ºC to +85ºC Operation

Input Voltage Range

Reverse Polarity Input Current

Input Filter

Output

5 VDC Input 4.5 5.0 5.5

12 VDC Input 10.8 12.0 13.2

24 VDC Input 21.6 24.0 26.4

0.3

Capacitor

VDC

A

• 12 Standard Models

Parameter

Conditions

Min. Typ. Max. Units

• 2.0 MH MTBF Minimum

• Industry Standard Pin-Out

Output Voltage Accuracy

Output Voltage Accuracy

Line Regulation

Dual Output, Balanced Load

For Vin Change of 1%

±1.0 ±3.0

%

±0.1 ±1.0

%

±1.2 ±1.5

%

Load Regulation (Note 1)

See Model Selection Guide

Ripple & Noise (20 MHz) (Note 2)

60 120 mV P - P

Ripple & Noise (20 MHz)

Over Line, Load & Temp.

150 mV P - P

Ripple & Noise (20 MHz)

5

mv rms

Output Power Protection

120

%

Temperature Coefficient

±0.01 ±0.02 %/ºC

RoHS Compliant

Output Short Circuit

General

Momentary (0.5 Sec.)

Parameter

Conditions

Min. Typ. Max. Units

Isolation Voltage

60 Seconds 1,000

VDC

Isolation Resistance

500 VDC 1,000

MΩ

Isolation Capacitance

100 kHz, 1V

40 100

pF

Switching Frequency

50 100 140

kHz

Environmental

Parameter

Conditions

Min. Typ. Max. Units

Operating Temperature Range

Ambient -40 +25 +85

ºC

Operating Temperature Range

Case -40

+90

ºC

Storage Temperature Range

-40

+125

ºC

MicroPower Direct

292 Page Street

Suite D

Stoughton, MA 02072

USA

Cooling

Humidity

Physical

Case Size

Case Material

Free Air Convection

RH, Non-condensing

95

%

0.60 x 0.31 x 0.26 Inches (15.24 x 8.0 x 6.7 mm)

Non-Conductive Black Plastic (UL94-V0)

T: (781) 344-8226

F: (781) 344-8481

E: sales@micropowerdirect.com

W: www.micropowerdirect.com

Weight

Reliability Specifications

Parameter

MTBF

0.05 Oz (1.5g)

Conditions

Min. Typ. Max.

MIL HDBK 217F, 25ºC, Gnd Benign 2.0

Units

MHours

Absolute Maximum Ratings

Parameter

Conditions

Min. Typ. Max. Units

5 VDC Input -0.7

9.0

Input Voltage Surge (1 Sec)

12 VDC Input -0.7

18.0

VDC

24 VDC Input -0.7

30.0

Lead Temperature

1.5 mm From Case For 10 Sec.

260

ºC

Internal Power Dissipation

All Models

450

mW

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

Share Link: