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ASM1812R-10F

产品描述Power Supply Support Circuit, Fixed, 1 Channel, +4.35VV, PDSO3, LEAD FREE, PLASTIC, SOT-23, 3 PIN
产品类别电源/电源管理    电源电路   
文件大小223KB,共9页
制造商ALSC [Alliance Semiconductor Corporation]
标准
下载文档 详细参数 选型对比 全文预览

ASM1812R-10F概述

Power Supply Support Circuit, Fixed, 1 Channel, +4.35VV, PDSO3, LEAD FREE, PLASTIC, SOT-23, 3 PIN

ASM1812R-10F规格参数

参数名称属性值
是否Rohs认证符合
零件包装代码SOT-23
包装说明LSSOP, TO-236
针数3
Reach Compliance Codeunknown
ECCN代码EAR99
可调阈值NO
模拟集成电路 - 其他类型POWER SUPPLY SUPPORT CIRCUIT
JESD-30 代码R-PDSO-G3
JESD-609代码e3
长度2.92 mm
信道数量1
功能数量1
端子数量3
最高工作温度85 °C
最低工作温度-40 °C
封装主体材料PLASTIC/EPOXY
封装代码LSSOP
封装等效代码TO-236
封装形状RECTANGULAR
封装形式SMALL OUTLINE, LOW PROFILE, SHRINK PITCH
峰值回流温度(摄氏度)250
电源1.2/5.5 V
认证状态Not Qualified
座面最大高度1.27 mm
最大供电电流 (Isup)0.02 mA
最大供电电压 (Vsup)5.5 V
最小供电电压 (Vsup)1.2 V
标称供电电压 (Vsup)2.7 V
表面贴装YES
温度等级INDUSTRIAL
端子面层MATTE TIN
端子形式GULL WING
端子节距0.95 mm
端子位置DUAL
阈值电压标称+4.35V
处于峰值回流温度下的最长时间40
宽度1.3 mm
Base Number Matches1

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February 2005
rev 1.4
ASM1812
Low Power 5V µP Reset Active HIGH, Push-Pull Output
Applications
Set-top boxes
Cellular phones
PDAs
Energy management systems
Embedded control systems
Printers
Single board computers
General Description
The ASM1812 is a voltage supervisory device with low-power,
5V µP Reset, active HIGH, Push-Pull output. Maximum supply
current over temperature is a low 20µA.
The ASM1812 issues an active HIGH reset signal whenever
the monitored supply is out of tolerance. A precision reference
and comparator circuit monitor power supply (V
CC
) level.
Tolerance level options are 5%, 10% and 15%. When an out-of-
tolerance condition is detected, an internal power-fail signal is
generated which forces an active HIGH reset signal. After V
CC
returns to an in-tolerance condition, the reset signal remains
active for 150ms to allow the power supply and system
microprocessor to stabilize.
The ASM1812 is designed with a push-pull output stage and
operates over the extended industrial temperature range.
Devices are available in TO-92 and compact surface mount
SOT-23 packages.
Other low power products in this family include the ASM1810/
11/15/16/17, ASM1233D and ASM1233M.
Typical Operating Circuit
V
CC
ASM1812
Microprocessor
RESET
RESET
GND
Key Features
Low Supply Current
•20 µA maximum (5.5 V)
Automatically restarts a microprocessor after power failure
150ms reset delay after V
CC
returns to an in-tolerance con-
dition
Active HIGH power-up reset
Precision temperature-compensated voltage reference and
comparator
Eliminates external components
TO-92 and compact surface mount SOT-23 package
Push-Pull output for minimum current drain
Operating temperature -40°C to +85°C
Reference
Supply
Tolerance
Bias
Block Diagram
V
CC
2
ASM1812
+
Delay
150ms
Typical
1
-
RESET
3
GND
Alliance Semiconductor
2575 Augustine Drive . Santa Clara, CA 95054 . Tel: 408.855.4900 . Fax: 408.855.4999 . www.alsc.com
Notice: The information in this document is subject to change without notice

ASM1812R-10F相似产品对比

ASM1812R-10F GRM1552C1H5R2BA01D GRM1552C1H5R3DA01D ASM1812-15F ASM1812 ASM1812R-5F ASM1812R-15F
描述 Power Supply Support Circuit, Fixed, 1 Channel, +4.35VV, PDSO3, LEAD FREE, PLASTIC, SOT-23, 3 PIN Chip Multilayer Ceramic Capacitors for General Purpose Chip Multilayer Ceramic Capacitors for General Purpose Power Supply Support Circuit, Fixed, 1 Channel, +4.13VV, PBCY3, LEAD FREE, TO-92, 3 PIN Power Supply Support Circuit, Fixed, 1 Channel, PDSO3, PLASTIC, SOT-89 Power Supply Support Circuit, Fixed, 1 Channel, +4.62VV, PDSO3, LEAD FREE, PLASTIC, SOT-23, 3 PIN Power Supply Support Circuit, Fixed, 1 Channel, +4.13VV, PDSO3, LEAD FREE, PLASTIC, SOT-23, 3 PIN
是否Rohs认证 符合 - - 符合 不符合 符合 符合
零件包装代码 SOT-23 - - TO-92 SOT-89 SOT-23 SOT-23
包装说明 LSSOP, TO-236 - - , SIP3,.1,50 SOP, LSSOP, TO-236 LSSOP, TO-236
针数 3 - - 3 3 3 3
Reach Compliance Code unknown - - unknown unknown unknown unknown
ECCN代码 EAR99 - - EAR99 EAR99 EAR99 EAR99
可调阈值 NO - - NO NO NO NO
模拟集成电路 - 其他类型 POWER SUPPLY SUPPORT CIRCUIT - - POWER SUPPLY SUPPORT CIRCUIT POWER SUPPLY SUPPORT CIRCUIT POWER SUPPLY SUPPORT CIRCUIT POWER SUPPLY SUPPORT CIRCUIT
JESD-30 代码 R-PDSO-G3 - - O-PBCY-T3 R-PDSO-G3 R-PDSO-G3 R-PDSO-G3
JESD-609代码 e3 - - e3 e0 e3 e3
长度 2.92 mm - - - 4.5 mm 2.92 mm 2.92 mm
信道数量 1 - - 1 1 1 1
功能数量 1 - - 1 1 1 1
端子数量 3 - - 3 3 3 3
最高工作温度 85 °C - - 85 °C 85 °C 85 °C 85 °C
最低工作温度 -40 °C - - -40 °C -40 °C -40 °C -40 °C
封装主体材料 PLASTIC/EPOXY - - PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
封装代码 LSSOP - - - SOP LSSOP LSSOP
封装等效代码 TO-236 - - SIP3,.1,50 - TO-236 TO-236
封装形状 RECTANGULAR - - ROUND RECTANGULAR RECTANGULAR RECTANGULAR
封装形式 SMALL OUTLINE, LOW PROFILE, SHRINK PITCH - - CYLINDRICAL SMALL OUTLINE SMALL OUTLINE, LOW PROFILE, SHRINK PITCH SMALL OUTLINE, LOW PROFILE, SHRINK PITCH
峰值回流温度(摄氏度) 250 - - 245 NOT SPECIFIED 250 250
电源 1.2/5.5 V - - 1.2/5.5 V - 1.2/5.5 V 1.2/5.5 V
认证状态 Not Qualified - - Not Qualified Not Qualified Not Qualified Not Qualified
最大供电电流 (Isup) 0.02 mA - - 0.02 mA - 0.02 mA 0.02 mA
最大供电电压 (Vsup) 5.5 V - - 5.5 V 5.5 V 5.5 V 5.5 V
最小供电电压 (Vsup) 1.2 V - - 1.2 V 1 V 1.2 V 1.2 V
标称供电电压 (Vsup) 2.7 V - - 2.7 V - 2.7 V 2.7 V
表面贴装 YES - - NO YES YES YES
温度等级 INDUSTRIAL - - INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL
端子面层 MATTE TIN - - MATTE TIN TIN LEAD MATTE TIN MATTE TIN
端子形式 GULL WING - - THROUGH-HOLE GULL WING GULL WING GULL WING
端子节距 0.95 mm - - 1.27 mm 1.5 mm 0.95 mm 0.95 mm
端子位置 DUAL - - BOTTOM DUAL DUAL DUAL
阈值电压标称 +4.35V - - +4.13V - +4.62V +4.13V
处于峰值回流温度下的最长时间 40 - - 30 NOT SPECIFIED 40 40
宽度 1.3 mm - - - 2.44 mm 1.3 mm 1.3 mm
Base Number Matches 1 - - 1 1 1 1
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