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MAX6734KAWGD3-T

产品描述3-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8
产品类别电源/电源管理    电源电路   
文件大小199KB,共16页
制造商Maxim(美信半导体)
官网地址https://www.maximintegrated.com/en.html
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MAX6734KAWGD3-T概述

3-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8

3通道 POWER 供应 管理 电路, PDSO8

MAX6734KAWGD3-T规格参数

参数名称属性值
是否无铅含铅
是否Rohs认证不符合
厂商名称Maxim(美信半导体)
零件包装代码SOT-23
包装说明SOT-23, 8 PIN
针数8
Reach Compliance Code_compli
ECCN代码EAR99
可调阈值YES
模拟集成电路 - 其他类型POWER SUPPLY MANAGEMENT CIRCUIT
JESD-30 代码R-PDSO-G8
JESD-609代码e0
长度2.9 mm
湿度敏感等级1
信道数量3
功能数量1
端子数量8
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TSSOP8,.1
封装形状RECTANGULAR
封装形式SMALL OUTLINE, LOW PROFILE, SHRINK PITCH
峰值回流温度(摄氏度)245
电源1/5 V
认证状态Not Qualified
座面最大高度1.45 mm
最大供电电压 (Vsup)5.5 V
最小供电电压 (Vsup)0.8 V
表面贴装YES
技术BICMOS
温度等级INDUSTRIAL
端子面层Tin/Lead (Sn/Pb)
端子形式GULL WING
端子节距0.65 mm
端子位置DUAL
处于峰值回流温度下的最长时间NOT SPECIFIED
宽度1.625 mm

文档解析

MAX6731系列单电压监控电路针对单一电源电压监控需求设计,提供推挽式复位输出,无需外部上拉电阻。它整合了看门狗定时器和手动复位功能,通过工厂预设的复位阈值电压(+1.575V至+4.63V)实现精确电压监测,确保系统在欠压条件下及时复位。可选六种复位超时周期(最小1.1ms到最大1120ms),增强系统可靠性。 技术细节包括看门狗独立输出,启动延迟最小35秒,正常模式超时最小1.12秒,支持高低电平切换检测以监控处理器活动。手动复位输入内置50kΩ上拉电阻,最小脉冲宽度1μs。电气参数涵盖电源电压+0.8V至+5.5V,典型电流14μA,复位延迟时间最大45μs,阈值迟滞0.5%。封装为SOT23-6,符合工业温度范围-40°C至+85°C。 应用领域包括计算机服务器、网络设备和电池供电系统,优势在于高精度电压监控、低功耗运行和紧凑封装,适用于需要快速响应的嵌入式系统。

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19-2629; Rev 2; 1/03
Single-/Dual-/Triple-Voltage µP Supervisory
Circuits with Independent Watchdog Output
General Description
The MAX6730–MAX6735 single-/dual-/triple-voltage
microprocessor (µP) supervisors feature a watchdog
timer and manual reset capability. The MAX6730–
MAX6735 offer factory-set reset thresholds for monitor-
ing voltages from +0.9V to +5V and an adjustable reset
input for monitoring voltages down to +0.63V. The com-
bination of these features significantly improves system
reliability and accuracy when compared to separate
ICs or discrete components.
The active-low reset output asserts and remains asserted
for the reset timeout period after all the monitored volt-
ages exceed their respective thresholds. Multiple factory-
set reset threshold combinations reduce the number of
external components required. The MAX6730/MAX6731
monitor a single fixed voltage, the MAX6732/MAX6733
monitor two fixed voltages, and the MAX6734/MAX6735
monitor two fixed voltages and one adjustable voltage. All
devices are offered with six minimum reset timeout peri-
ods ranging from 1.1ms to 1120ms.
The MAX6730–MAX6735 feature a watchdog timer with
an independent watchdog output. The watchdog timer
prevents system lockup during code execution errors.
A watchdog startup delay of 54s after reset asserts
allows system initialization during power-up. The watch-
dog operates in normal mode with a 1.68s delay after
initialization. The MAX6730/MAX6732/MAX6734 provide
an active-low, open-drain watchdog output. The
MAX6731/MAX6733/MAX6735 provide an active-low,
push-pull watchdog output.
Other features include a manual reset input (MAX6730/
MAX6731/MAX6734/MAX6735) and push-pull reset out-
put (MAX6731/MAX6733/MAX6735) or open-drain reset
output (MAX6730/MAX6732/MAX6734). The MAX6730–
MAX6733 are offered in a tiny SOT23-6 package. The
MAX6734/MAX6735 are offered in a space-saving
SOT23-8 package. All devices are fully specified over
the extended temperature range (-40°C to +85°C).
Features
o
V
CC
1 (Primary Supply) Reset Threshold Voltages
from +1.575V to +4.63V
o
V
CC
2 (Secondary Supply) Reset Threshold
Voltages from +0.79V to +3.08V
o
Adjustable RSTIN Threshold for Monitoring
Voltages Down to +0.63V (MAX6734/MAX6735 Only)
o
Six Reset Timeout Options
o
Watchdog Timer with Independent Watchdog Output
35s (min) Initial Watchdog Startup Period
1.12s (min) Normal Watchdog Timeout Period
o
Manual Reset Input
(MAX6730/MAX6731/MAX6734/MAX6735)
o
Guaranteed Reset Valid down to
V
CC
1 or V
CC
2 = +0.8V
o
Push-Pull
RESET
or Open-Drain
RESET
Output
o
Immune to Short V
CC
Transients
o
Low Supply Current: 14µA (typ) at +3.6V
o
Small 6-Pin and 8-Pin SOT23 Packages
MAX6730–MAX6735
Ordering Information
PART*
MAX6730
UT_D_ -T
MAX6731
UT_D_ -T
MAX6732
UT_ _D_ -T
MAX6733
UT_ _D_ -T
MAX6734
KA_ _D_ -T
MAX6735
KA_ _D_ -T
TEMP RANGE
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
PIN-PACKAGE
6 SOT23-6
6 SOT23-6
6 SOT23-6
6 SOT23-6
8 SOT23-8
8 SOT23-8
Applications
Multivoltage Systems
Telecom/Networking Equipment
Computers/Servers
Portable/Battery-Operated Equipment
Industrial Equipment
Printer/Fax
Set-Top Boxes
*Note:
Insert the threshold level suffixes for V
CC
1 and V
CC
2
(Table 1) after “UT” or “KA.” For the MAX6730/MAX6731, insert
only the V
CC
1 threshold suffix after the “UT.” Insert the reset
timeout delay (Table 2) after “D” to complete the part number.
For example, the MAX6732UTLTD3-T provides a V
CC
1 threshold
of +4.625V, a V
CC
2 threshold of +3.075V, and a 210ms reset
timeout period. Sample stock is generally held on standard ver-
sions only (see the Standard Versions table). Standard versions
have an order increment requirement of 2500 pieces.
Nonstandard versions have an order increment requirement of
10,000 pieces. Contact factory for availability.
Typical Operating Circuit and Pin Configurations appear at end of data sheet.
________________________________________________________________
Maxim Integrated Products
1
For pricing, delivery, and ordering information, please contact Maxim/Dallas Direct! at
1-888-629-4642, or visit Maxim’s website at www.maxim-ic.com.

MAX6734KAWGD3-T相似产品对比

MAX6734KAWGD3-T MAX6730-MAX6735 MAX6734KAVDD3-T MAX6734KATGD3-T MAX6734KASDD3-T MAX6733UTZGD3-T MAX6733UTYDD3-T MAX6733UTTGD3-T MAX6733UTSYD3-T MAX6733UTSDD3-T
描述 3-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8 3-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8 3-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8 3-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8 3-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8 3-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8 3-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8 3-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8 3-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8 3-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO8
可调阈值 YES YES YES YES YES NO NO NO NO NO
功能数量 1 1 1 1 1 1 1 1 1 1
端子数量 8 8 8 8 8 6 6 6 6 6
表面贴装 YES YES YES YES YES YES YES YES YES YES
温度等级 INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL INDUSTRIAL
端子形式 GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING GULL WING
端子位置 DUAL DUAL DUAL DUAL DUAL DUAL DUAL DUAL DUAL DUAL
是否无铅 含铅 - 含铅 含铅 含铅 含铅 含铅 含铅 含铅 含铅
是否Rohs认证 不符合 - 不符合 不符合 不符合 不符合 不符合 不符合 不符合 不符合
厂商名称 Maxim(美信半导体) - Maxim(美信半导体) Maxim(美信半导体) Maxim(美信半导体) - Maxim(美信半导体) Maxim(美信半导体) - Maxim(美信半导体)
零件包装代码 SOT-23 - SOT-23 SOT-23 SOT-23 SOT-23 SOT-23 SOT-23 SOT-23 SOT-23
包装说明 SOT-23, 8 PIN - SOT-23, 8 PIN SOT-23, 8 PIN SOT-23, 8 PIN SOT-23, 6 PIN SOT-23, 6 PIN SOT-23, 6 PIN SOT-23, 6 PIN SOT-23, 6 PIN
针数 8 - 8 8 8 6 6 6 6 6
Reach Compliance Code _compli - _compli _compli _compli _compli _compli _compli _compli _compli
ECCN代码 EAR99 - EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99 EAR99
模拟集成电路 - 其他类型 POWER SUPPLY MANAGEMENT CIRCUIT - POWER SUPPLY MANAGEMENT CIRCUIT POWER SUPPLY MANAGEMENT CIRCUIT POWER SUPPLY MANAGEMENT CIRCUIT POWER SUPPLY MANAGEMENT CIRCUIT POWER SUPPLY MANAGEMENT CIRCUIT POWER SUPPLY MANAGEMENT CIRCUIT POWER SUPPLY MANAGEMENT CIRCUIT POWER SUPPLY MANAGEMENT CIRCUIT
JESD-30 代码 R-PDSO-G8 - R-PDSO-G8 R-PDSO-G8 R-PDSO-G8 R-PDSO-G6 R-PDSO-G6 R-PDSO-G6 R-PDSO-G6 R-PDSO-G6
JESD-609代码 e0 - e0 e0 e0 e0 e0 e0 e0 e0
长度 2.9 mm - 2.9 mm 2.9 mm 2.9 mm 2.9 mm 2.9 mm 2.9 mm 2.9 mm 2.9 mm
湿度敏感等级 1 - 1 1 1 1 1 1 1 1
信道数量 3 - 3 3 3 2 2 2 2 2
最高工作温度 85 °C - 85 °C 85 °C 85 °C 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 -40 °C -40 °C -40 °C -40 °C
封装主体材料 PLASTIC/EPOXY - PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY PLASTIC/EPOXY
封装代码 LSSOP - LSSOP LSSOP LSSOP LSSOP LSSOP LSSOP LSSOP LSSOP
封装等效代码 TSSOP8,.1 - TSSOP8,.1 TSSOP8,.1 TSSOP8,.1 TSOP6,.11,37 TSOP6,.11,37 TSOP6,.11,37 TSOP6,.11,37 TSOP6,.11,37
封装形状 RECTANGULAR - RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR RECTANGULAR
封装形式 SMALL OUTLINE, LOW PROFILE, SHRINK PITCH - SMALL OUTLINE, LOW PROFILE, SHRINK PITCH SMALL OUTLINE, LOW PROFILE, SHRINK PITCH SMALL OUTLINE, LOW PROFILE, SHRINK PITCH SMALL OUTLINE, LOW PROFILE, SHRINK PITCH SMALL OUTLINE, LOW PROFILE, SHRINK PITCH SMALL OUTLINE, LOW PROFILE, SHRINK PITCH SMALL OUTLINE, LOW PROFILE, SHRINK PITCH SMALL OUTLINE, LOW PROFILE, SHRINK PITCH
峰值回流温度(摄氏度) 245 - 245 245 245 245 245 245 245 245
电源 1/5 V - 1/5 V 1/5 V 1/5 V 1/5 V 1/5 V 1/5 V 1/5 V 1/5 V
认证状态 Not Qualified - Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified Not Qualified
座面最大高度 1.45 mm - 1.45 mm 1.45 mm 1.45 mm 1.45 mm 1.45 mm 1.45 mm 1.45 mm 1.45 mm
最大供电电压 (Vsup) 5.5 V - 5.5 V 5.5 V 5.5 V 5.5 V 5.5 V 5.5 V 5.5 V 5.5 V
最小供电电压 (Vsup) 0.8 V - 0.8 V 0.8 V 0.8 V 0.8 V 0.8 V 0.8 V 0.8 V 0.8 V
技术 BICMOS - BICMOS BICMOS BICMOS BICMOS BICMOS BICMOS BICMOS BICMOS
端子面层 Tin/Lead (Sn/Pb) - Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb) Tin/Lead (Sn/Pb)
端子节距 0.65 mm - 0.65 mm 0.65 mm 0.65 mm 0.95 mm 0.95 mm 0.95 mm 0.95 mm 0.95 mm
处于峰值回流温度下的最长时间 NOT SPECIFIED - NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED NOT SPECIFIED
宽度 1.625 mm - 1.625 mm 1.625 mm 1.625 mm 1.625 mm 1.625 mm 1.625 mm 1.625 mm 1.625 mm

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