Datasheet > LF300RW

LF300RW

更新时间： 2024-11-23 05:41:51

品牌	Logo	应用领域
MPD		转换器
页数	文件大小	规格书
2页	215K
描述
Wide Input, 3W SMT Single & Dual Output DC/DC Converters

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LF300RW 数据手册

LF300RW _Series

Wide Input, 3W SMT

Single & Dual Output

DC/DC Converters

Electrical Speciﬁcations

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

Input

Parameter

Key Features:

• 3W Output Power

Conditions

12 VDC Input

24 VDC Input

Min.

4.5

8.0

Typ.

6.0

12.0

24.0

Max.

8.0

16.0

32.0

0.5

Units

• UL Approved (File E245422)

• Wide 2:1 Inputs

Input Start Voltage

VDC

48 VDC Input 16.0

Reverse Polarity Input Current

Short Circuit Input Power

Input Filter

• Miniature SMT Case

• Tight Line/Load Regulation

• 1,500 VDC Isolation

• -40ºC to +70ºC Operation

• 21 Standard Models

• 1.0 MH MTBF Minimum

• Industry Standard Pin-Out

1,500

π (Pi) Filter

Output

Parameter

Output Voltage Accuracy

Line Regulation

Conditions

Min.

Typ.

0.5

0.1

0.3

Max.

1.0

0.3

1.0

Units

mV P - P

mV rms

Dual Output, Balanced Load

For Vin = Min to Max

Iout = 20% to 100%

Load Regulation

Ripple & Noise (20 MHz) (Note 1)

Ripple & Noise (20 MHz)

Output Power Protection

Transient Response Time (Note 2)

Transient Response Deviation

Temperature Coefﬁcient

Output Short Circuit

General

100

120

250

2.0

0.01

500

6.0

0.02

μS

%/ºC

25% Load Step Change

Continuous

Parameter

Isolation Voltage

Isolation Resistance

Isolation Capacitance

Switching Frequency

Environmental

Conditions

60 Seconds

1,000 VDC

100 kHz, 1V

Min.

1,500

1,000

Typ.

Max.

Units

VDC

MΩ

RoHS Compliant

300

100

kHz

Parameter

Conditions

Min.

Typ.

+25

Max.

+71

+90

Units

ºC

Operating Temperature Range

Storage Temperature Range

Cooling

Ambient

Case

-40

+125

ºC

Free Air Convection

RH, Non-condensing

Humidity

MicroPower Direct

292 Page Street

Suite D

Stoughton, MA 02072

USA

Physical

Case Size

Case Material

Weight

1.27 x 0.74 x 0.40 Inches (32.3 x 28.8 x 10.2 mm)

Non-Conductive Black Plastic (UL94-V0)

0.35 Oz (10g)

Reliability Speciﬁcations

Parameter

MTBF

Safety Standards

Safety Approvals

T: (781) 344-8226

F: (781) 344-8481

E: sales@micropowerdirect.com

W: www.micropowerdirect.com

Conditions

MIL HDBK 217F, 25ºC, Gnd Benign

Min.

1.0

Typ.

Max.

Units

MHours

UL 1950, EN 60950, IEC 60950

UL, cUL; File No. E245422

Absolute Maximum Ratings

Parameter

Conditions

12 VDC Input

24 VDC Input

48 VDC Input

1.5 mm From Case For 10 Sec.

All Models

Min.

-0.7

Typ.

Max.

25.0

50.0

100.0

260

Units

Input Voltage Surge (1 Sec)

VDC

Lead Temperature

Internal Power Dissipation

ºC

2500

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

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