Datasheet > BP5226-18_10

BP5226-18_10

更新时间： 2024-09-25 08:58:39

品牌	Logo	应用领域
罗姆 - ROHM		转换器
页数	文件大小	规格书
1页	102K
描述
Step-down DC/DC Converter(Non-isolated)

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中文翻译

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数据手册

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BP5226-18_10 数据手册

Data Sheet

18V/500mA Output

Step-down DC/DC Converter(Non-isolated)

BP5226-18

Absolute Maximum Ratings

Dimensions (Unit :mm)

Parameter

Input voltage

Symbol

Limits

Unit

Conditions

Operating temperature range

Storage temperature range

Topr

Tstg

°C

Refer to derating curve

(Ambient temperature +

Maximum surface temperature

Maximum output current

Tcmax

Iomax

°C

the module self-heating) Tcmax

mApk

Electrical Characteristics

Derating Curve

Parameter

Input voltage range

Output voltage

Symbol Min.

Typ.

Max.

Conditions

Vi=34V, Io=500mA

Vi=34V

Vi=20 to 46V, Io=500mA

Vi=34V, Io=0 to 500mA

Vi=34V, Io=500mA

SW1 OFF (VoOFF)

SW1 ON (VoON)

Unit

Derating Curve

600

500

400

Output current

Line regulation

Load regulation

Output ripple voltage

CTL pin OFF voltage

CTL pin ON voltage

CTL terminal pull-up resistance

Power conversion efficiency

300

Operation Range

200

100

-30 -20 -10

0 10 20 30 40 50 60 70 80 90

Ambient Temperature Ta(°C

)

Conversion Efficiency

(Ta=25°C, Vi=34V)

100

Vi=34V, Io=500mA

Application Circuit

Function

Output terminal:Vo(18V)

CTL terminal

Power inductor terminal

Skip

Pin No.

BP5226-18

100

200

300 400

500

Output Current Io(mA)

Power inductor terminal

Skip

121110

3 2 1

Load Regulation

COMMON

Skip

Load Regulation

(Ta=25°C, Vi=12V)

20.0

Skip

FUSE

Input terminal

N.C.

AC24V

18.0

16.0

14.0

12.0

10.0

8.0

Ctl

Input terminal

6.0

4.0

2.0

Be sure to use fuse for safety.

100 200 300 400 500 600 700 800

Output Current Io(mA)

Please verify operation and characteristics in the customer's circuit before actual usage.

Ensure that the load current does not exceed the maximum rating.

Input terminal is 10 and 12.

External Component Specifications

FUSE: fuse

Use a quick-acting fuse (1.8A)

C1: Input capacitor

C2: Output capacitor

L1: Power inductor

Above 60V, current:above 1.0A

D1: Diode

www.rohm.com

2010.03 - Rev. B

1/1

中文翻译

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