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System Power Management and Supervisory ICs

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SGMICRO provides a broad portfolio of voltage supervisors and reset ICs, which includes watchdogs, voltage detectors, and programmable time-delay supervisors, among others. These devices are suitable for a wide range of applications, including automotive, industrial, medical instruments, and personal electronics, ensuring the healthy operation of the system.

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Multi-Supply MonitorsSingle-Supply MonitorsWatchdog Timer OnlySupply Monitors with Watchdog TimersSupply Monitors without Watchdog TimersAutomotive Grade

Parametric Search Selector

55 of 55 total products

Part Number
Images
VCC (V)
Manual Reset
Up
Down
Reset Active Timeout Period (ms)
Up
Down
Reset Output
Up
Down
Reset Threshold (V)
Up
Down
VCC to Reset Delay (μs)
Up
Down
Package
Up
Down
Features
Status
SGM706
1.0 ~ 5.5
Yes
200.0
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
Not Recommened for New Design
SGM706B
1.0 ~ 5.5
Yes
200.0
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
Active
SGM706S
1.0 ~ 5.5
yes
210
Active Low (Push-Pull)
4.63,
4.38,
4.0,
3.08,
2.93,
2.63
-
-
-
Active
SGM708
1.0 ~ 5.5
Yes
200.0
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
Active
SGM800
1.0 ~ 5.5
No
Programmable
Active Low (Open-Drain)
2.93,
2.63,
2.32,
1.63
80.0
SOT-23-5
Programmable Reset Timeout, Low Quiescent Current
Active
SGM802
1.0 ~ 5.5
No
Programmable
Active High (Push-Pull)
2.93,
2.63,
2.32,
1.63
80.0
SC70-4 (R),
SOT-143
Programmable Reset Timeout, Low Quiescent Current, Small Package
Active
SGM803B
1.0 ~ 5.5
No
240.0
Active Low (Open-Drain)
4.38,
4.00,
3.08,
2.93,
2.63
110.0
SOT-23-3,
SOT-23
5 Selectable Thresholds, Low Power
Active
SGM804
1.0 ~ 5.5
No
Programmable
Active Low (Push-Pull)
2.93,
2.63,
2.32,
1.63
80.0
SOT-23-5
Programmable Reset Timeout, Low Quiescent Current
Active
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
Active
SGM809B
1.0 ~ 5.5
No
240.0
Active Low (Push-Pull)
4.38,
4.00,
3.08,
2.93,
2.63
110.0
SOT-23-3,
SOT-23
5 Selectable Thresholds, Low Power
Active
SGM810B
1.0 ~ 5.5
No
240.0
Active High (Push-Pull)
4.38,
4.00,
3.08,
2.93,
2.63
110.0
SOT-23-3,
SOT-23
5 Selectable Thresholds, Low Power
Active
SGM811B
1.0 ~ 5.5
Yes
200.0
Active Low (Push-Pull)
3.08,
2.93,
2.63
84.0
SOT-143
3 Selectable Thresholds, Manual-Reset Input, Low Power
Not Recommened for New Design
SGM811C
NEW
1.0 ~ 5.5
Yes
200
Active Low (Open-Drain)
2.5,
3,
3,
3,
5.0
100
SOT-143
Microprocessor Supervisory Circuit with Manual Reset Input
Active
SGM812B
1.0 ~ 5.5
Yes
200.0
Active High (Push-Pull)
3.08,
2.93,
2.63
84.0
SOT-143
3 Selectable Thresholds, Manual-Reset Input, Low Power
Active
SGM812C
NEW
1.0 ~ 5.5
Yes
200
Active High (Open-Drain)
2.5,
3,
3,
3,
5.0
100
SOT-143
Microprocessor Supervisory Circuit with Manual Reset Input
Active
SGM814
1.0 ~ 5.0
Yes
140.0
Active Low (Open-Drain)
1.2,
1.5,
2.0,
3.3
50.0
SOT-23-6
4 Selectable Thresholds, Watchdog, Manual-Reset Input, Low Power
Active
SGM815
1.0 ~ 5.0
Yes
140.0
Active Low (Open-Drain)
1.6,
3.3
50.0
SOT-23-6
2 Selectable Thresholds, Watchdog, Manual-Reset Input, Low Power
Active
SGM816
1.0 ~ 5.0
Yes
140.0
Active Low (Push-Pull)
1.2,
1.5,
3.3
50.0
SOT-23-6
3 Selectable Thresholds, Watchdog, Manual-Reset Input, Low Power
Active
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
Active
SGM820
NEW
1.6 ~ 6.5
Yes
200.0
Active Low (Open-Drain)
4.8,
4.65,
3.168,
3.069,
2.88,
2.79,
2.4,
2.325,
1.728,
1.674
90.0
TDFN-3×3-8L,
TDFN-2×2-8L
10 Selectable Thresholds, Watchdog, Manual-Reset Input
Active
SGM820xQ
1.6 ~ 6.5
yes
200/25
Active Low (Open-Drain)
1.6，2.3，3.0
90
TDFN-3×3-8L,
TDFN-2×2-8L
-
Active
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
Active
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
Active
SGM823
1.0 ~ 5.5
Yes
200.0
Active Low (Push-Pull)
4.63,
3.08,
2.93,
2.63
84.0
SOT-23-5
4 Selectable Thresholds, Watchdog, Manual-Reset Input
Active
SGM823A
1.0 ~ 5.5
Yes
200.0
Active Low (Push-Pull)
2.19,
1.67,
1.58
90.0
SOT-23-5
3 Selectable Thresholds, Watchdog, Manual-Reset Input
Active
SGM823S
1.0 ~ 5.5
yes
220
Active Low (Push-Pull)
2.63
12
SOT-23-5
-
Active
SGM824
1.0 ~ 5.5
No
200.0
Active Low/High (Push-Pull)
4.63,
3.08,
2.93,
2.63
84.0
SOT-23-5
4 Selectable Thresholds, Watchdog
Active
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
Active
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
Active
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
Active
SGM829
1.65 ~ 6.5
Yes
Programmable
Active Low (Open-Drain)
1.8 ~ 5.0
85.0
SOT-23-5
Adjustable Delay Time, Manual-Reset Input, Low Quiescent Current
Active
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
Active
SGM836
1.65 ~ 6.5
Yes
Programmable
Active Low (Open-Drain)
0.9 ~ 5.0/Adj (down to 0.4)
28.0
SOT-23-6,
TDFN-2×2-6AL
Adjustable Delay Time, Manual-Reset Input, Low Quiescent Current
Active
SGM851
NEW
1.6 ~ 6.5
Yes
80,
400
Active Low (Open-Drain)
-
-
UTDFN-1.45×1-6AL
Low-Power, Push-Button Controller with Configurable Delay
Active
SGM852
NEW
3~ 16
No
-
Active High (Open-Drain)
-
-
TDFN-3×3-10L
Dual Adjustable Voltage Detector with Reset and Gate Driver Outputs
Active
SGM853
1.7 ~ 5.5
No
-
-
-
-
UTQFN-1.6×1.6-12AL
Low Power Reset Timer with Two Voltage Detector Functions
Active
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
Active
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
Active
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
Active
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
Active
SGM892B
1.0 ~ 6.0
No
0.11
Active Low (Open-Drain)
1.0 ~ 5.0 (0.1V Increments)
50.0
SOT-23-5,
SOT-23-3,
UTDFN-1×1-4L
1.0V to 5.0V Selectable Thresholds, Low Power
Active
SGM893B
1.0 ~ 6.0
Yes
210.0
Active Low (Open-Drain)
1.0 ~ 5.0 (0.1V Increments)
50.0
SOT-23-5,
UTDFN-1×1-4L
1.0V to 5.0V Selectable Thresholds, Low Power
Active
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
Active
SGM895
1.6 ~ 5.5
No
Programmable
Active High (Push-Pull)
Adj (0.5 Defult)
50.0
UTDFN-1.45×1-6AL,
TSOT-23-6
Adjustable Input Delay Time, Enable Delay Time, Low Power
Active
SGM896
1.6 ~ 5.5
No
Programmable
Active Low (Push-Pull)
Adj (0.5 Defult)
50.0
UTDFN-1.45×1-6AL,
TSOT-23-6
Adjustable Input Delay Time, Enable Delay Time, Low Power
Active
SGM897
1.6 ~ 5.5
No
Programmable
Active High (Open-Drain)
Adj (0.5 Defult)
50.0
UTDFN-1.45×1-6AL,
TSOT-23-6
Adjustable Input Delay Time, Enable Delay Time, Low Power
Active
SGM898
-
No
Programmable
Active Low (Open-Drain)
Adj (0.5 Defult)
50.0
UTDFN-1.45×1-6AL,
TSOT-23-6
Adjustable Input Delay Time, Enable Delay Time, Low Power
Active
SGM899
1.6 ~ 5.5
No
Programmable
Active High (Push-Pull)
Adj (0.5 Defult)
50.0
UTDFN-1.45×1-6AL,
TSOT-23-6
Adjustable Input Delay Time, Enable Delay Time, Low Power
Active
SGM790A
2.5 ~ 5.5
No
-
-
-
-
UTDFN-1.2×1.2-6L
Low Current, Dual Load Attach/Detach Detection, 1.3s Wake-Up Output
Active
SGM790B
2.5 ~ 5.5
No
-
-
-
-
UTDFN-1.2×1.2-6L
Low Current, Dual Load Attach/Detach Detection, Open-Drain Flag Output
Active
SGM790C
2.5 ~ 5.5
No
-
-
-
-
UTDFN-1.2×1.2-6L
Low Current, Dual Load Attach/Detach Detection, 1.3s Wake-Up Output
Active
SGM791A
2.5 ~ 5.5
-
-
-
-
-
UTDFN-1×1-4L
Single Load Detector with 300nA Operating Current
Active
SGM813B
1.0 ~ 6.0
No
22.0
Active Low (Open-Drain)
1.4
-
TDFN-2×2-6L
1.4V Fixed Threshold, Low Quiescent Current
Active
SGM824A
1.0 ~ 5.5
No
200
Active Low/High (Push-Pull)
1.58,
1.67,
2.19
90
SOT-23-5
-
Active
SGM818Y
NEW
-
-
-
-
-
-
-
-
Active
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SG Micro Corp (SGMICRO) specializes in the development, manufacturing and sales of high-performance and high-reliability integrated circuits for analog signal conditioning and system power management, offering innovative solutions to a broad range of applications in the industrial, automotive, communication, computing, consumer electronics, and medical equipment markets.
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