logo
登录
/注册
登录
/注册
  • 产品
  • 应用
  • 设计支持
  • 质量和环境
  • 样片和购买
  • 关于我们
Logo
圣邦微电子 (SGMICRO) 是一家综合性的高性能和高可靠性模拟及混合信号处理和系统电源管理集成电路供应商，为工业自动化、新能源、汽车、通信、计算机、消费电子和医疗设备等应用提供各类模拟信号调理和电源创新解决方案。
快速链接
  • 申请样片
  • 兼容搜索
  • 新产品
  • 加入我们
  • 投资者关系
联系我们
需要帮助？
  • 销售办公室
  • 授权代理商
关注我们
关注我们
关注我们
隐私协议
Privacy Policy Copyright © 2025 SG MICRO CORP All rights reserved
京ICP 备08010133号-2
隐私协议 Privacy Policy Copyright © 2025 SG MICRO CORP All rights reserved
  • 首页
  • 电源管理
  • 系统电源管理和监控电路

系统电源管理和监控电路

查看全部产品

圣邦提供广泛的电压监控器和复位 IC 产品组合，其中包括看门狗、电压检测器和可编程延时监控器等。 这些器件适用于广泛的应用，包括汽车、工业、医疗器械和个人电子产品，确保系统的健康运行。

子分类

多电源监控器单电源监控器看门狗定时器集成看门狗定时器的电源监控器不带看门狗定时器的电源监控器车规级

选型器

共计 75 / 75个产品

共计 75 / 75个产品

Part Number
Images
VCC (V)
Filter
Manual Reset
Filter
UpUp
DownDown
Reset Active Timeout Period (ms)
Filter
UpUp
DownDown
Reset Output
Filter
UpUp
DownDown
Reset Threshold (V)
Filter
UpUp
DownDown
VCC to Reset Delay (μs)
Filter
UpUp
DownDown
Package
Filter
UpUp
DownDown
Features
Filter
Status
Filter
SGM706
1.0 ~ 5.5
Yes
200
Active Low (Push-Pull)
4.65 / 4.4 / 4.0 / 3.08 / 2.93 / 2.63
-
SOIC-8,
MSOP-8
6 Selectable Thresholds, Watchdog, Debounced Manual-Reset Input
不推荐用于新设计
SGM706B
1.0 ~ 5.5
Yes
200
Active Low (Push-Pull)
4.63 / 4.38 / 4.0 / 3.08 / 2.93 / 2.63
-
UTDFN-1.5×1.5-8L,
SOIC-8,
MSOP-8
6 Selectable Thresholds, Watchdog, Debounced Manual-Reset Input
量产
SGM706S
1.0 ~ 5.5
yes
210
Active Low (Push-Pull)
4.63 / 4.38 / 4.0 / 3.08 / 2.93 / 2.63
-
SOIC-8
8-Pin Microprocessor Supervisory Circuit with Watchdog Timer and Manual Reset
量产
SGM708
1.0 ~ 5.5
Yes
200
Active Low/High (Push-Pull)
4.65 / 4.4 / 4.0 / 3.08 / 2.93 / 2.63
0.1
SOIC-8
6 Selectable Thresholds, Debounced Manual-Reset Input, Dual Reset Outputs
量产
SGM800
1.0 ~ 5.5
No
Programmable
Active Low (Open-Drain)
2.93 / 2.63 / 2.32 / 1.63
80
SOT-23-5
Programmable Reset Timeout, Low Quiescent Current
量产
SGM802
1.0 ~ 5.5
No
Programmable
Active High (Push-Pull)
2.93 / 2.63 / 2.32 / 1.63
80
SC70-4 (R),
SOT-143
Programmable Reset Timeout, Low Quiescent Current, Small Package
量产
SGM803B
1.0 ~ 5.5
No
240
Active Low (Open-Drain)
4.38 / 4.00 / 3.08 / 2.93 / 2.63
110
SOT-23-3,
SOT-23
5 Selectable Thresholds, Low Power
量产
SGM804
1.0 ~ 5.5
No
Programmable
Active Low (Push-Pull)
2.93 / 2.63 / 2.32 / 1.63
80
SOT-23-5
Programmable Reset Timeout, Low Quiescent Current
量产
SGM808B
0.95 ~ 10
No
-
Active Low (Open-Drain)
1.5 ~ 6.0 (0.1V Increments)
-
SC70-4 (R),
SOT-23-5,
SOT-89-3
1.5V to 6.0V Selectable Thresholds, Low Power
量产
SGM809B
1.0 ~ 5.5
No
240
Active Low (Push-Pull)
4.38 / 4.00 / 3.08 / 2.93 / 2.63
110
SOT-23-3,
SOT-23
5 Selectable Thresholds, Low Power
量产
SGM810B
1.0 ~ 5.5
No
240
Active High (Push-Pull)
4.38 / 4.00 / 3.08 / 2.93 / 2.63
110
SOT-23-3,
SOT-23
5 Selectable Thresholds, Low Power
量产
SGM811B
1.0 ~ 5.5
Yes
200
Active Low (Push-Pull)
3.08 / 2.93 / 2.63
84
SOT-143
3 Selectable Thresholds, Manual-Reset Input, Low Power
不推荐用于新设计
SGM811C
1.0 ~ 5.5
Yes
200
Active Low (Push-Pull)
4.43 / 4.05 / 3.09 / 2.93 / 2.63 / 2.33 / 1.67
100
SOT-143
6 Selectable Thresholds, Manual-Reset Input, Low Power
量产
SGM812B
1.0 ~ 5.5
Yes
200
Active High (Push-Pull)
3.08 / 2.93 / 2.63
84
SOT-143
3 Selectable Thresholds, Manual-Reset Input, Low Power
量产
SGM812C
1.0 ~ 5.5
Yes
200
Active Low (Push-Pull)
4.43 / 4.05 / 3.09 / 2.93 / 2.63 / 2.33 / 1.67
100
SOT-143
6 Selectable Thresholds, Manual-Reset Input, Low Power
量产
SGM814
1.0 ~ 5.0
Yes
140
Active Low (Open-Drain)
1.2 / 1.5 / 2.0 / 3.3
50
SOT-23-6
4 Selectable Thresholds, Watchdog, Manual-Reset Input, Low Power
量产
SGM815
1.0 ~ 5.0
Yes
140
Active Low (Open-Drain)
1.6 / 3.3
50
SOT-23-6
2 Selectable Thresholds, Watchdog, Manual-Reset Input, Low Power
量产
SGM816
1.0 ~ 5.0
Yes
140
Active Low (Push-Pull)
1.2 / 1.5 / 3.3
50
SOT-23-6
3 Selectable Thresholds, Watchdog, Manual-Reset Input, Low Power
量产
SGM818
0.9 ~ 6.0
No
0,
51,
208,
409
Active Low /High(Open-Drain)
1.2V to 5V (0.1V Increments)
37
SOT-23-3,
SOT-23-3 (L-Type)
1.2V to 5.0V Selectable Thresholds, Low Quiescent Current
量产
SGM820
NEW
1.6 ~ 6.5
Yes
200
Active Low (Open-Drain)
4.8 / 4.65 / 3.168 / 3.069 / 2.88 / 2.79 / 2.4 / 2.325 / 1.728 / 1.674
90
TDFN-3×3-8L,
TDFN-2×2-8L
10 Selectable Thresholds, Watchdog, Manual-Reset Input
量产
SGM820xQ
1.6 ~ 6.5
yes
200
Active Low (Open-Drain)
3.069 / 2.325 / 1.647 / 4.650
90
TDFN-3×3-8GL,
TDFN-2×2-8DL
Automotive, 4 Selectable Thresholds, Watchdog, Manual-Reset Input
量产
SGM821
1.8 ~ 5.5
Yes
Programmable
Active Low (Open-Drain)
N/A
N/A
SOT-23-6,
TDFN-2×2-6AL
Programmable Watchdog Intervals, Watchdog, Manual-Reset Input
量产
SGM822
2.7 ~ 5.5
No
-
Active Low/High (Open-Drain)
-
-
MSOP-8
The Easiest Method to Sequence Rails, Power-Up and Power-Down Control
量产
SGM823
1.0 ~ 5.5
Yes
200
Active Low (Push-Pull)
4.63 / 3.08 / 2.93 / 2.63
84
SOT-23-5
4 Selectable Thresholds, Watchdog, Manual-Reset Input
量产
SGM823A
1.0 ~ 5.5
Yes
200
Active Low (Push-Pull)
2.19 / 1.67 / 1.58
90
SOT-23-5
3 Selectable Thresholds, Watchdog, Manual-Reset Input
量产
SGM823S
1.0 ~ 5.5
yes
220
Active Low (Push-Pull)
2.63
12
SOT-23-5
Microprocessor Supervisory Circuit with Watchdog Timer and Manual Reset
量产
SGM824
1.0 ~ 5.5
No
200
Active Low/High (Push-Pull)
4.63 / 3.08 / 2.93 / 2.63
84
SOT-23-5
4 Selectable Thresholds, Watchdog
量产
SGM826B
0.95 ~ 10
No
50
Active Low (Open-Drain)
2.2 ~ 6.0 (0.1V Increments)
220
SC70-4 (R),
SOT-23-5
2.2V to 6.0V Selectable Thresholds, Low Power
量产
SGM827B
0.95 ~ 10
No
100
Active Low (Open-Drain)
2.2 ~ 6.0 (0.1V Increments)
220
SC70-4 (R),
SOT-23-5
2.2V to 6.0V Selectable Thresholds, Low Power
量产
SGM828B
0.95 ~ 10
No
-
Active Low (Open-Drain)
2.2 ~ 6.0 (0.1V Increments)
-
SC70-4 (R),
SOT-23-5
2.2V to 6.0V Selectable Thresholds, Low Power
量产
SGM829
1.65 ~ 6.5
Yes
Programmable
Active Low (Open-Drain)
1.8 ~ 5.0
85
SOT-23-5
Adjustable Delay Time, Manual-Reset Input, Low Quiescent Current
量产
SGM829S
1.65~ 6.5
Yes
Programmable
Active Low (Open-Drain)
1.8V to 5V
-
SOT-23-5
Microprocessor Supervisory Circuit with Programmable Delay Time
量产
SGM836
1.65 ~ 6.5
Yes
Programmable
Active Low (Open-Drain)
0.9 ~ 5.0/Adj (down to 0.4)
28
SOT-23-6,
TDFN-2×2-6AL
Adjustable Delay Time, Manual-Reset Input, Low Quiescent Current
量产
SGM851
1.6 ~ 6.5
Yes
80,
400
Active Low (Open-Drain)
-
-
UTDFN-1.45×1-6AL
Low-Power, Push-Button Controller with Configurable Delay
量产
SGM852
3~ 16
No
-
Active High (Open-Drain)
-
-
TDFN-3×3-10L
Dual Adjustable Voltage Detector with Reset and Gate Driver Outputs
量产
SGM853
1.7 ~ 5.5
No
-
-
-
-
UTQFN-1.6×1.6-12AL
Low Power Reset Timer with Two Voltage Detector Functions
量产
SGM860
1.8 ~ 6.5
Yes
Adjustable Delay Time: 1.45ms to 10s
Active Low (Open-Drain)
-
-
TQFN-4×4-20BL
Quad Supply Voltage Supervisors with Adjustable Delay and Watchdog Timer
量产
SGM862
1.65 ~ 6.5
No
-
Active Low (Open-Drain)
1.175 / 1.169 / 1.121 / 1.062
-
UTDFN-1.45×1-6AL,
SOT-23-6
Dual Channel, Low Power, High Accuracy
量产
SGM890B
1.0 ~ 6.0
No
Programmable
Active Low (Open-Drain)
0.8 ~ 5.0 (0.1V Increments)
-
SOT-23-5
Programmable Reset Timeout, Low Quiescent Current
量产
SGM891B
1.0 ~ 6.0
No
-
Active Low (Open-Drain)
0.8 ~ 5.0 (0.1V Increments)
-
SOT-23-5
0.8V to 5.0V Selectable Thresholds, Low Quiescent Current
量产
SGM892B
1.0 ~ 6.0
No
0.11
Active Low (Open-Drain)
1.0 ~ 5.0 (0.1V Increments)
50
SOT-23-5,
SOT-23-3,
UTDFN-1×1-4L
1.0V to 5.0V Selectable Thresholds, Low Power
量产
SGM893B
1.0 ~ 6.0
Yes
210
Active Low (Open-Drain)
1.0 ~ 5.0 (0.1V Increments)
50
SOT-23-5,
UTDFN-1×1-4L
1.0V to 5.0V Selectable Thresholds, Low Power
量产
SGM894B
1.0 ~ 6.0
No
Programmable
Active Low (Open-Drain)
1V to 5V (0.1V Increments)
-
XTDFN-0.9×1.2-4L,
SC70-4
Voltage Detector with Delay Time Adjustable
量产
SGM895
1.6 ~ 5.5
No
Programmable
Active High (Push-Pull)
Adj (0.5 Defult)
50
UTDFN-1.45×1-6AL,
TSOT-23-6
Adjustable Input Delay Time, Enable Delay Time, Low Power
量产
SGM896
1.6 ~ 5.5
No
Programmable
Active Low (Push-Pull)
Adj (0.5 Defult)
50
UTDFN-1.45×1-6AL,
TSOT-23-6
Adjustable Input Delay Time, Enable Delay Time, Low Power
量产
SGM897
1.6 ~ 5.5
No
Programmable
Active High (Open-Drain)
Adj (0.5 Defult)
50
UTDFN-1.45×1-6AL,
TSOT-23-6
Adjustable Input Delay Time, Enable Delay Time, Low Power
量产
SGM898
1.6 ~ 5.5
No
Programmable
Active Low (Open-Drain)
Adj (0.5 Defult)
50
UTDFN-1.45×1-6AL,
TSOT-23-6
Adjustable Input Delay Time, Enable Delay Time, Low Power
量产
SGM899
1.6 ~ 5.5
No
Programmable
Active High (Push-Pull)
Adj (0.5 Defult)
50
UTDFN-1.45×1-6AL,
TSOT-23-6
Adjustable Input Delay Time, Enable Delay Time, Low Power
量产
SGM790A
2.5 ~ 5.5
No
-
-
-
-
UTDFN-1.2×1.2-6L
Low Current, Dual Load Attach/Detach Detection, 1.3s Wake-Up Output
量产
SGM790B
2.5 ~ 5.5
No
-
-
-
-
UTDFN-1.2×1.2-6L
Low Current, Dual Load Attach/Detach Detection, Open-Drain Flag Output
量产
SGM790C
2.5 ~ 5.5
No
-
-
-
-
UTDFN-1.2×1.2-6L
Low Current, Dual Load Attach/Detach Detection, 1.3s Wake-Up Output
量产
SGM791A
2.5 ~ 5.5
No
-
-
-
-
UTDFN-1×1-4L
Single Load Detector with 300nA Operating Current
量产
SGM813B
1.0 ~ 6.0
No
22
Active Low (Open-Drain)
1.4
-
TDFN-2×2-6L
1.4V Fixed Threshold, Low Quiescent Current
量产
SGM824A
1.0 ~ 5.5
No
200
Active Low/High (Push-Pull)
1.58 / 1.67 / 2.19
90
SOT-23-5
5-Pin Microprocessor Supervisory Circuit with Watchdog Timer
量产
SGM818Y
NEW
0.9 ~ 6
No
6.6
Active Low (Open-Drain)
1.6,
2.9
37
SOT-23-3,
UTDFN-1×1-4L
Micro-Power Voltage Detector
量产
SGM803
1.0 ~ 5.5
No
240
Active Low (Open-Drain)
4.63 / 4.38 / 4.00 / 3.08 / 2.93 / 2.63 / 2.32 / 1.63
20
SOT-23-3,
SOT-23
Microprocessor Supervisory Circuit
不推荐用于新设计
SGM809
1.0 ~ 5.5
No
240
Active Low (Push-Pull)
4.63 / 4.38 / 4.00 / 3.08 / 2.93 / 2.63 / 2.32 / 1.63
20
SOT-23-3,
SOT-23
Microprocessor Supervisory Circuit
不推荐用于新设计
SGM810
1.0 ~ 5.5
No
240
Active High (Push-Pull)
4.63 / 4.38 / 4.00 / 3.08 / 2.93 / 2.63 / 2.32 / 1.63
20
SOT-23-3,
SOT-23
8 Selectable Thresholds, Low Power
不推荐用于新设计
SGM854
NEW
2.4 ~ 12
No
-
Active Low/High (Open-Drain/Push-Pull)
-
-
UTQFN-1.8×1.4-10L
Load Switch Controller with Reset Timer
量产
SGM864S
NEW
2 ~ 5.5
No
-
Active-High (Open-Drain)
-
-
TQFN-3.5×3.5-20L
Dual Channel, Adjustable Delay Time
量产
SGM817xQ
NEW
1.0 ~ 5.5
Yes
25
Active Low (Push-Pull)
4.66 / 3.10 / 2.95 / 2.64
90
SOT-23-5
Automotive, 4 Selectable Thresholds, Watchdog, Manual-Reset Input
量产
SGM823xQ
NEW
1.0 ~ 5.5
Yes
200
Active Low (Push-Pull)
4.66 / 3.10 / 2.95 / 2.64
90
SOT-23-5
Automotive, 4 Selectable Thresholds, Watchdog, Manual-Reset Input
量产
SGM836xQ
NEW
1.65 ~ 6.5
Yes
Programmable
Active Low (Open-Drain)
0.9 / 1.8 / 3.3 / Adj (down to 0.4)
29
SOT-23-6,
TDFN-2×2-6GL
Automotive Adjustable Delay Time, Manual-Reset Input, Low Quiescent Current
量产
SGM819S
NEW
1.7 ~ 5.5
No
-
Active Low (Open-Drain)
-
-
SOT-23-5
Watchdog Timer
量产
SGM819SxQ
NEW
1.7 ~ 5.5
No
-
Active Low (Open-Drain)
-
-
SOT-23-5
Automotive Watchdog Timer
量产
SGM861
NEW
1.7 ~ 5.5
Yes
Programmable
Active Low (Open-Drain)
0.5 ~ 1.3 (0.05V Increments) / 1.5 / 1.8 / 2.5 / 2.8 / 2.9 / 3.3 / 5
20
TDFN-1.5×1.5-6L
High Accuracy OV/UV Detection Reset IC
量产
SGM880xQ
NEW
1.2 ~ 36,
2.2 ~ 36
No
Programmable
Active Low (Open-Drain)
2.3V to 5.0V (0.1V Increments),
5.0V to 12.0V (0.25V Increments)
Programmable
SOT-23-5
Automotive, 36V Input Voltage Detector with Delay Function
量产
SGM880
NEW
1.2 ~ 36,
2.2 ~ 36
No
Programmable
Active Low (Open-Drain)
2.3V to 5.0V (0.1V Increments),
5.0V to 12.0V (0.25V Increments)
Programmable
SOT-23-5
36V Input Voltage Detector with Delay Function
量产
SGM890BxQ
NEW
1.0 ~ 6.0
No
Programmable
Active Low (Open-Drain)
1.0 / 3.0
-
SOT-23-5
Automotive, Programmable Reset Timeout, Low Quiescent Current
量产
SGM818xQ
NEW
1.0 ~ 6.0
No
7,
50
Active Low (Open-Drain)
1.6 / 2.9
37
SOT-23-3
Automotive, Micro-Power Voltage Detector
量产
SGM850
NEW
1.6 ~ 5.5
No
Programmable
Active Low (Open-Drain)
0.4 / 0.9 / 1.2 / 1.8 / 2.5 / 3.0 / 3.3 / 5.0
25,
50
TDFN-3×3-10AL
Programmable Window Watchdog Timer
量产
SGM850xQ
NEW
1.6 ~ 5.5
No
Programmable
Active Low (Open-Drain)
0.4 / 0.9 / 1.2 / 1.8 / 2.5 / 3.0 / 3.3 / 5.0
25,
50
TDFN-3×3-10BL
Automotive, Programmable Window Watchdog Timer
量产
SGM855
NEW
1.8 ~ 5.5
No
-
-
-
-
SOT-23-6
Nano-Power System Timer for Power Gating
量产
SGM865
NEW
2.3 ~ VSHUNT
No
-
-
-
-
SSOP-16,
TQFN-3×3-16L
Quad UV/OV Positive/Negative Voltage Supervisor
量产
SGM892A
NEW
1.0 ~ 6.0
No
0.12
Active Low (Push-Pull)
3.1
40
SOT-23,
SC70-3
Standard CMOS Voltage Detector, Low Power
量产
1 到 75 共 75
第1页，共1页