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ST1S40

3 A DC step-down switching regulator

文件:1.07532 Mbytes 页数:29 Pages

STMICROELECTRONICS

意法半导体

ST1S40

3 A DC step-down switching regulator

文件:849.16 Kbytes 页数:30 Pages

STMICROELECTRONICS

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ST1S40

3A DC步降开关稳压器

The ST1S40 is an internally compensated 850 kHz fixed-frequency PWM synchronous step-down regulator. ST1S40 operates from 4.0 V to 18 V input, while it regulates an output voltage as low as 0.8 V and up to VIN.\n\n The ST1S40 integrates a 95 mΩ high side switch and 69 mΩ synchronous rectifier allowi • 3 A DC output current \n• 4.0 V to 18 V input voltage \n• Output voltage adjustable from 0.8 V \n• 850 kHz switching frequency \n• Internal soft-start \n• Integrated 95 mΩ and 69 mΩ Power MOSFETs• All ceramic capacitor \n• Enable \n• Cycle-by-cycle current limiting \n• Current fold back short-circ;

ST

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ST1S40_V01

3 A DC step-down switching regulator

文件:849.16 Kbytes 页数:30 Pages

STMICROELECTRONICS

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ST1S40IPUR

3 A DC step-down switching regulator

文件:1.17066 Mbytes 页数:30 Pages

STMICROELECTRONICS

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ST1S40IDR

Package:8-SOIC(0.154",3.90mm 宽);包装:卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带 功能:降压 类别:集成电路(IC) 稳压器 - DC-DC 开关稳压器 描述:IC REG BUCK ADJUSTABLE 3A 8SO

STMICROELECTRONICS

意法半导体

ST1S40IPHR

Package:8-SOIC(0.154",3.90mm 宽)裸露焊盘;包装:卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带 功能:降压 类别:集成电路(IC) 稳压器 - DC-DC 开关稳压器 描述:IC REG BUCK ADJUSTABLE 3A 8HSOP

STMICROELECTRONICS

意法半导体

ST1S40IPHR

Package:8-SOIC(0.154",3.90mm 宽)裸露焊盘;包装:卷带(TR)剪切带(CT)Digi-Reel® 得捷定制卷带 功能:降压 类别:集成电路(IC) DC DC 开关稳压器 描述:IC REG BUCK ADJUSTABLE 3A 8HSOP

STMICROELECTRONICS

意法半导体

技术参数

  • Marketing Status:

    Active

  • Package:

    DFN8 4x4

  • Grade:

    Industrial

  • Input Voltage_min(V):

    4

  • Input Voltage_max(V):

    18

  • Regulated Output Voltage_min(V):

    0.8

  • Regulated Output Voltage_max(V):

    18

  • Output Current-Max_nom(A):

    3

  • Synchronous rectification:

    Yes

  • Quiescent current_typ(mA):

    2.5

  • Regulator Switching frequency_typ(kHz):

    850

  • Inhibit Pin:

    true

  • Soft-start:

    Yes

  • Oscillator Switching frequency_max(Internal)(kHz):

    850

供应商型号品牌批号封装库存备注价格
ST
25+
QFN
100
百分百原装正品 真实公司现货库存 本公司只做原装 可
询价
ST
24+
原厂原封
6523
进口原装公司百分百现货可出样品
询价
ST
1716+
?
7500
只做原装进口,假一罚十
询价
ST(意法)
18+
9800
代理进口原装/实单价格可谈
询价
三年内
1983
只做原装正品
询价
STMicroelectronics
24+
8-SO
66800
原厂授权一级代理,专注汽车、医疗、工业、新能源!
询价
ST/意法
24+
VFQFPN-8
4500
原装现货,专业配单专家
询价
STMicroelectronics
24+
8-SO
65200
一级代理/放心采购
询价
ST(意法半导体)
2447
HSOP-8
105000
2500个/圆盘一级代理专营品牌!原装正品,优势现货,
询价
STM
25+
SOP-8
4854
就找我吧!--邀您体验愉快问购元件!
询价
更多ST1S40供应商 更新时间2026-1-17 8:21:00