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  • The L4963 is a monolithic power switching regulator delivering 1.5A at 5.1V. The output voltage is adjustable from 5.1V to 36V, working in discontinuous variable frequency mode. Features of the device include remote inhibit, internal current limiting and thermal protection, reset and power fail outputs for microprocessor.

    The L4963 is mounted in a 12+3+3 lead Powerdip (L4963) and SO20 large (L4963D) plastic packages and requires very few external components.

    主要特性

    • NO FREQ. COMPENSATION REQUIRED
    • VERY FEW EXTERNAL COMPONENTS
    • THERMAL SHUTDOWN
    • 1.5A OUTPUT LOAD CURRENT
    • DISCONTINUOUS VARIABLE FREQUENCY MODE
    • 5.1 TO 36V OUTPUT VOLTAGE RANGE
    • VERY HIGH EFFICIENCY
    • RESET AND POWER FAIL OUTPUT FOR MICROPROCESSOR
    • PRECISE (+/–2%) ON CHIP REFERENCE

电路原理图

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样片和购买

产品型号
封装
包装类型
供货状态
预算价格(US$)
数量
ECCN (US)
Country of Origin
从分销商订购
从ST订购
L4963D SO-20 Tube
Active
1.744 10000 EAR99 MALAYSIA 查看供货情况

Distributor availability ofL4963D

代理商名称
地区 库存 最小订购量 Third party link
RS COMPONENTS EUROPE 225 1 Order Now
ARROW EUROPE 140 0 Order Now

代理商库存报告日期: 2019-08-08

代理商名称

RS COMPONENTS

库存

225

Min.Order

1

地区

EUROPE Order Now

ARROW

库存

140

Min.Order

0

地区

EUROPE Order Now

代理商库存报告日期: 2019-08-08

立即购买
L4963D013TR SO-20 Tape And Reel
Active
1.744 10000 EAR99 MALAYSIA 查看供货情况

Distributor availability ofL4963D013TR

代理商名称
地区 库存 最小订购量 Third party link
ARROW EUROPE 1000 0 Order Now
MOUSER WORLDWIDE 461 1 Order Now

代理商库存报告日期: 2019-08-08

代理商名称

ARROW

库存

1000

Min.Order

0

地区

EUROPE Order Now

MOUSER

库存

461

Min.Order

1

地区

WORLDWIDE Order Now

代理商库存报告日期: 2019-08-08

Get sample
L4963W PDIP 18 Tube
NRND
1.861 10000 EAR99 - 查看供货情况

Distributor availability ofL4963W

代理商名称
地区 库存 最小订购量 Third party link
DIGIKEY WORLDWIDE 235 1 Order Now
MOUSER WORLDWIDE 180 1 Order Now
Farnell Element14 EUROPE 178 1 Order Now

代理商库存报告日期: 2019-08-08

代理商名称

DIGIKEY

库存

235

Min.Order

1

地区

WORLDWIDE Order Now

MOUSER

库存

180

Min.Order

1

地区

WORLDWIDE Order Now

Farnell Element14

库存

178

Min.Order

1

地区

EUROPE Order Now

代理商库存报告日期: 2019-08-08

立即购买

L4963D

封装

SO-20

包装类型

Tube

Unit Price (US$)

1.744*

Distributor availability ofL4963D

代理商名称
地区 库存 最小订购量 Third party link
RS COMPONENTS EUROPE 225 1 Order Now
ARROW EUROPE 140 0 Order Now

代理商库存报告日期: 2019-08-08

代理商名称

RS COMPONENTS

库存

225

Min.Order

1

地区

EUROPE Order Now

ARROW

库存

140

Min.Order

0

地区

EUROPE Order Now

代理商库存报告日期: 2019-08-08

供货状态

Active

Unit Price (US$)

1.744

数量

10000

ECCN (US)

EAR99

Country of Origin

MALAYSIA

L4963D013TR

封装

SO-20

包装类型

Tape And Reel

Unit Price (US$)

1.744*

Distributor availability ofL4963D013TR

代理商名称
地区 库存 最小订购量 Third party link
ARROW EUROPE 1000 0 Order Now
MOUSER WORLDWIDE 461 1 Order Now

代理商库存报告日期: 2019-08-08

代理商名称

ARROW

库存

1000

Min.Order

0

地区

EUROPE Order Now

MOUSER

库存

461

Min.Order

1

地区

WORLDWIDE Order Now

代理商库存报告日期: 2019-08-08

供货状态

Active

Unit Price (US$)

1.744

数量

10000

ECCN (US)

EAR99

Country of Origin

MALAYSIA

L4963W

封装

PDIP 18

包装类型

Tube

Unit Price (US$)

1.861*

Distributor availability ofL4963W

代理商名称
地区 库存 最小订购量 Third party link
DIGIKEY WORLDWIDE 235 1 Order Now
MOUSER WORLDWIDE 180 1 Order Now
Farnell Element14 EUROPE 178 1 Order Now

代理商库存报告日期: 2019-08-08

代理商名称

DIGIKEY

库存

235

Min.Order

1

地区

WORLDWIDE Order Now

MOUSER

库存

180

Min.Order

1

地区

WORLDWIDE Order Now

Farnell Element14

库存

178

Min.Order

1

地区

EUROPE Order Now

代理商库存报告日期: 2019-08-08

供货状态

NRND

Unit Price (US$)

1.861

数量

10000

ECCN (US)

EAR99

Country of Origin

-

(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors

适合您的资源

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技术文档

    • Description 版本 文档大小 操作
      DS0063
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      1.5A SWITCHING REGULATOR

    • Description 版本 文档大小 操作
      AN458
      Designing with the L4963 monolithic discontinuous mode power switching regulator
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产品型号 供货状态 封装 等级规格 符合RoHS级别 材料声明**
L4963D
Active
SO-20 工业 Ecopack1 (*)
L4963D013TR
Active
SO-20 工业 Ecopack1 (*)
L4963W
NRND
PDIP 18 工业 Ecopack1

L4963D

Package:

SO-20

Material Declaration**:

Marketing Status

Active

Package

SO-20

Grade

Industrial

RoHS Compliance Grade

Ecopack1 (*)

L4963D013TR

Package:

SO-20

Material Declaration**:

Marketing Status

Active

Package

SO-20

Grade

Industrial

RoHS Compliance Grade

Ecopack1 (*)

L4963W

Package:

PDIP 18

Material Declaration**:

Marketing Status

NRND

Package

PDIP 18

Grade

Industrial

RoHS Compliance Grade

Ecopack1

(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.