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TPS3842/TPS3842-Q1 Undervoltage Supervisors

Texas Instruments TPS3842/TPS3842-Q1 Undervoltage Supervisors offer 1.5% accuracy, fast detection time, and 850nA supply current. The 42V input voltage supervisors directly connect to a 12V battery to continuously monitor undervoltage (UV) conditions.

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Select	Image	Part #	Mfr.	Description	Datasheet	Availability	Pricing (USD) Filter the results in the table by unit price based on your quantity.	Qty.	RoHS	ECAD Model	Type	Mounting Style	Package / Case	Threshold Voltage	Number of Inputs Monitored	Output Type	Manual Reset	Watchdog Timers	Battery Backup Switching	Reset Delay Time	Supply Voltage - Max	Minimum Operating Temperature	Maximum Operating Temperature	Accuracy	Series	Packaging
	Supervisory Circuits Automotive 42V sma l l size nano-power u TPS3842A650DRLRQ1 Texas Instruments 1: $2.27 1,980In Stock New Product	Mfr. Part # TPS3842A650DRLRQ1 Mouser Part # 595-TPS3842A650DRRQ1 New Product	Texas Instruments	Supervisory Circuits Automotive 42V sma l l size nano-power u	Datasheet	1,980In Stock	Cut Tape $2.27 $1.67 $1.53 $1.37 View Reel $1.13 $1.29 $1.25 $1.20 $1.17 $1.13 MouseReel Available	Min.: 1 Mult.: 1 : 4,000				SMD/SMT	SOT-6		4 Input	Active Low, Open Drain	No Manual Reset		No Backup	250 ns	42 V	- 40 C	+ 125 C	0.5 %	TPS3842	Reel, Cut Tape, MouseReel
	Supervisory Circuits 42V small size nano -power undervoltage TPS3842A010DRLR Texas Instruments 1: $1.98 5,160In Stock New Product	Mfr. Part # TPS3842A010DRLR Mouser Part # 595-TPS3842A010DRLR New Product	Texas Instruments	Supervisory Circuits 42V small size nano -power undervoltage Learn More about Texas Instruments ti tps3842 tps3842 q1 supervisors	Datasheet	5,160In Stock	Cut Tape $1.98 $1.45 $1.32 $1.18 View Reel $0.967 $1.11 $1.06 $0.99 $0.967 MouseReel Available	Min.: 1 Mult.: 1 : 4,000			Undervoltage Supervisor	SMD/SMT	SOT-5X3-6	700 mV	1 Input	Active Low, Open Drain	No Manual Reset	No Watchdog	No Backup		42 V	- 40 C	+ 125 C	0.5 %	TPS3842	Reel, Cut Tape, MouseReel
	Supervisory Circuits Automotive 42V sma l l size nano-power u TPS3842A010DRLRQ1 Texas Instruments 1: $2.27 2,481In Stock	Mfr. Part # TPS3842A010DRLRQ1 Mouser Part # 595-TPS3842A010DRRQ1	Texas Instruments	Supervisory Circuits Automotive 42V sma l l size nano-power u Learn More about Texas Instruments ti tps3842 tps3842 q1 supervisors	Datasheet	2,481In Stock	Cut Tape $2.27 $1.67 $1.53 $1.37 View Reel $1.13 $1.29 $1.25 $1.20 $1.17 $1.13 MouseReel Available	Min.: 1 Mult.: 1 : 4,000			Undervoltage Supervisor	SMD/SMT	SOT-6	700 mV	1 Input	Active Low, Open Drain	No Manual Reset	No Watchdog	Backup	300 ms	42 V	- 40 C	+ 125 C	0.5 %	TPS3842	Reel, Cut Tape, MouseReel
	Supervisory Circuits Automotive 42V sma l l size nano-power u TPS3842A011DRLRQ1 Texas Instruments 1: $2.26 11,087In Stock New Product	Mfr. Part # TPS3842A011DRLRQ1 Mouser Part # 595-TPS3842A011DRLQ1 New Product	Texas Instruments	Supervisory Circuits Automotive 42V sma l l size nano-power u Learn More about Texas Instruments ti tps3842 tps3842 q1 supervisors	Datasheet	11,087In Stock	Cut Tape $2.26 $1.66 $1.52 $1.36 View Reel $1.13 $1.28 $1.24 $1.19 $1.16 $1.13 MouseReel Available	Min.: 1 Mult.: 1 : 4,000			Undervoltage Supervisor	SMD/SMT	SOT-5X3-6	700 mV	1 Input	Active Low	No Manual Reset	No Watchdog	No Backup		42 V	- 40 C	+ 125 C	0.5 %	TPS3842	Reel, Cut Tape, MouseReel
	Supervisory Circuits 42V small size nano -power undervoltage TPS3842A011DRLR Texas Instruments 1: $1.72 3,426In Stock 4,000Expected 11/23/2026	Mfr. Part # TPS3842A011DRLR Mouser Part # 595-TPS3842A011DRLR	Texas Instruments	Supervisory Circuits 42V small size nano -power undervoltage Learn More about Texas Instruments ti tps3842 tps3842 q1 supervisors	Datasheet	3,426In Stock 4,000Expected 11/23/2026	Cut Tape $1.72 $1.26 $1.15 $1.02 View Reel $0.858 $0.958 $0.922 $0.917 $0.859 $0.858 MouseReel Available	Min.: 1 Mult.: 1 : 4,000			Undervoltage Supervisor	SMD/SMT	SOT-6	700 mV	1 Input	Active Low, Open Drain	No Manual Reset	No Watchdog	No Backup	300 ms	42 V	- 40 C	+ 125 C	0.5 %	TPS3842	Reel, Cut Tape, MouseReel
	Supervisory Circuits Automotive 42V sma l l size nano-power u TPS3842A015DRLRQ1 Texas Instruments 1: $2.27 3,806In Stock	Mfr. Part # TPS3842A015DRLRQ1 Mouser Part # 595-TPS3842A015DRRQ1	Texas Instruments	Supervisory Circuits Automotive 42V sma l l size nano-power u Learn More about Texas Instruments ti tps3842 tps3842 q1 supervisors	Datasheet	3,806In Stock	Cut Tape $2.27 $1.67 $1.53 $1.37 View Reel $1.13 $1.29 $1.25 $1.20 $1.17 $1.13 MouseReel Available	Min.: 1 Mult.: 1 : 4,000			Undervoltage Supervisor	SMD/SMT	SOT-6	700 mV	1 Input	Active Low, Open Drain	No Manual Reset	No Watchdog	Backup	300 ms	42 V	- 40 C	+ 125 C	0.5 %	TPS3842	Reel, Cut Tape, MouseReel
	Supervisory Circuits 42V small size nano -power undervoltage TPS3842B010DRLR Texas Instruments 1: $1.97 Non-Stocked Lead-Time 26 Weeks New Product	Mfr. Part # TPS3842B010DRLR Mouser Part # 595-TPS3842B010DRLR New Product	Texas Instruments	Supervisory Circuits 42V small size nano -power undervoltage Learn More about Texas Instruments ti tps3842 tps3842 q1 supervisors	Datasheet	Non-Stocked Lead-Time 26 Weeks	Cut Tape $1.97 $1.44 $1.31 $1.17 View Reel $0.967 $1.10 $1.05 $0.989 $0.967 MouseReel Available	Min.: 1 Mult.: 1 : 4,000			Voltage Supervisor	SMD/SMT	SOT-5X3-6	700 mV		Active Low	No Manual Reset	No Watchdog			42 V	- 40 C	+ 125 C	0.5 %		Reel, Cut Tape, MouseReel