Datasheet > LF221RW

LF221RW

更新时间： 2024-11-05 11:37:15

品牌	Logo	应用领域
MPD		转换器
页数	文件大小	规格书
2页	168K
描述
Miniature SMT, 2W Wide Input Range DC/DC Converters

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LF221RW 数据手册

LF200RW_Series

Miniature SMT, 2W

Wide Input Range

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:

Conditions

Min.

3.5

Typ.

4.0

Max.

4.5

Units

• 2W Output Power

• 2:1 Input Voltage Range

• 1,500 VDC Isolation

• Short Circuit Protected

5 VDC Input

12 VDC Input

24 VDC Input

48 VDC Input

4.5

8.0

16.0

7.0

12.0

24.0

9.0

18.0

36.0

Input Start Voltage

VDC

• Miniature SMT Package

• Single & Dual Outputs

• 1.0 MH MTBF

Input Filter

π (Pi) Filter

Reverse Polarity Input Current

Short Circuit Input Power

Output

1.0

1,500

• Industry Standard Pin-Out

Parameter

Conditions

Min.

Typ.

1.0

0.3

0.5

Max.

2.0

0.5

0.75

Units

mV P - P

mV rms

µSec

Output Voltage Accuracy

Output Voltage Balance

Line Regulation

Vin = Min to Max

Iout = 25% 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

Over Line, Load & Temp.

120

100

3.0

0.01

300

5.0

0.02

50% Load Step Change

RoHS Compliant

%/°C

Continuous

Parameter

Isolation Voltage

Conditions

Min.

Typ.

Max.

Units

VDC

MΩ

60 Seconds 1,500

Isolation Test Voltage

Isolation Resistance

Isolation Capacitance

Switching Frequency

Environmental

Flash Tested For 1 Sec 1,650

1,000 VDC 1,000

100 kHz, 1V

250

300

420

kHz

Parameter

Conditions

Min.

-40

Typ.

+25

Max.

+65

+90

Units

°C

Operating Temperature Range

Storage Temperature Range

Cooling

Ambient

Case

+125

°C

MicroPower Direct

292 Page Street

Suite D

Stoughton, MA 02072

USA

Free Air Convection

Humidity

Physical

Case Size

Case Material

RH, Non-condensing

0.94 x 0.54 x 0.30 Inches (23.8 x 13.7 x 7.62 mm)

Non-Conductive Black Plastic (UL94-V0)

0.18 Oz (5.1g)

Weight

T: (781) 344-8226

F: (781) 344-8481

E: sales@micropowerdirect.com

W: www.micropowerdirect.com

Reliability Speciﬁcations

Parameter

MTBF

Conditions

MIL HDBK 217F, 25°C, Gnd Benign 1,000

Min.

Typ.

Max.

Units

kHours

Absolute Maximum Ratings

Parameter

Conditions

Min.

-0.7

Max.

11.0

25.0

50.0

100.0

260

Units

5 VDC Input

12 VDC Input

24 VDC Input

48 VDC Input

Input Voltage Surge (1 Sec)

VDC

Lead Temperature

Internal Power Dissipation

1.5 mm From Case For 10 Sec

All Models

°C

1,800

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

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