Datasheet > UM5122

UM5122

更新时间： 2024-09-13 06:01:07

品牌	Logo	应用领域
其他 - ETC		转换器 DC-DC转换器
页数	文件大小	规格书
2页	233K
描述
5-7.5 Watt SMD DC-DC Converters

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UM5100 SERIES

5-7.5 Watt SMD DC-DC Converters

♦ Surface Mount Isolated DC-DC Converter

♦ High Efficiency

♦ 2:1 Input Range

♦ Pi Input Filter

♦ 1500 VDC Isolation

♦ Continuous Short Circuit Protection

SPECIFICATIONS

GENERAL SPECIFICATIONS

All specifications are typical at nominal line, full load and

25°C unless otherwise noted.

Efficiency ……….…….………………………….…. See Table

Isolation Voltage ………………..…………… 1500 VDC min.

Isolation Resistance ………………..…………10⁸Ohms min.

Switching Frequency ……….….………………. 400 KHz typ.

Operating Temperature Range⁴,

Ambient, None Derating ……………….… -25°C to +71°C

Cooling ….……………….…………… Free Air Convection

Storage Temperature Range ………….…. -40°C to +100°C

Case Material ……..………………….. Black-Coated Copper

With Non-Conductive Base

Dimensions ..………..……..……..….… 1.25*0.8*0.45 inches

(31.8*20.3*11.4mm)

Weight ……………………………………………………… 18g

INPUT SPECIFICATIONS

NOTES

Input Voltage Range, 12V ……….…………….………. 9-18V

24V ……………………….…… 18-36V

48V …….……………………… 36-75V

Input Filter …………………………………….………. Pi Type

1. Measured with 1uF ceramic capacitor connect to the output pins.

2. Measured from high line to low line.

3. Measured from full load to 10% load, dual outputs loaded equally.

4. Output Power

OUTPUT SPECIFICATIONS

100%.

Voltage Accuracy ………………………..…….… ±2.0% max.

Voltage Balance Dual Output at Full Load

…………………………………………………..… ±1% max.

Transient response

Ambient

Temperature

-25

100

(°C)

Single, 25% Step Load Change …………….. <500 u sec.

Dual, FL-1/2FL, ±1% Error Band

5. The converter required a minimum 10% loading on the output.

Operation below 10% load conditions will not damage these

devices. However they may not meet all listed spec.

6. Recommended Reflow Soldering

(Dual Outputs Loaded Equally) ….…..……… <500 u sec.

Ripple and Noise, 20MHz BW¹

3.3V, 5V …………………. 50mVp-p max.

12V, 15V ……………….. 100mVp-p max.

Temperature Coefficient …..…...……………...… ±0.05%/°C

Short Circuit Protection …………………………. Continuous

Line Regulation²……………………………..….…..…. ±0.5%

Load Regulation³…………………………..…..………. ±1.0%

2539 W. 237TH STREET, SUITE A,

TORRANCE, CA 90505

UMEC

TEL: (310) 326-7072 FAX: (310) 326-7058

INTERNATIONAL

UM5100

REV.4

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