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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 (GBP) 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 42V small size nano -power undervoltage TPS3842A010DRLR Texas Instruments 1: £1.29 5,209In Stock New Product	Mfr. Part No. TPS3842A010DRLR Mouser Part No 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	5,209In Stock	Cut Tape £1.29 £0.943 £0.863 £0.766 View Reel £0.63 £0.719 £0.692 £0.689 £0.664 £0.63 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 TPS3842A011DRLRQ1 Texas Instruments 1: £1.49 10,027In Stock New Product	Mfr. Part No. TPS3842A011DRLRQ1 Mouser Part No 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	10,027In Stock	Cut Tape £1.49 £1.10 £1.00 £0.899 View Reel £0.748 £0.849 £0.818 £0.748 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 Automotive 42V sma l l size nano-power u TPS3842A650DRLRQ1 Texas Instruments 1: £1.49 1,985In Stock New Product	Mfr. Part No. TPS3842A650DRLRQ1 Mouser Part No 595-TPS3842A650DRRQ1 New Product	Texas Instruments	Supervisory Circuits Automotive 42V sma l l size nano-power u	Datasheet	1,985In Stock	Cut Tape £1.49 £1.10 £1.00 £0.899 View Reel £0.739 £0.849 £0.818 £0.796 £0.788 £0.739 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 Automotive 42V sma l l size nano-power u TPS3842A010DRLRQ1 Texas Instruments 1: £1.49 2,554In Stock	Mfr. Part No. TPS3842A010DRLRQ1 Mouser Part No 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	2,554In Stock	Cut Tape £1.49 £1.10 £1.00 £0.899 View Reel £0.739 £0.849 £0.818 £0.78 £0.773 £0.739 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 TPS3842A011DRLR Texas Instruments 1: £1.29 3,475In Stock 4,000Expected 19/11/2026	Mfr. Part No. TPS3842A011DRLR Mouser Part No 595-TPS3842A011DRLR	Texas Instruments	Supervisory Circuits 42V small size nano -power undervoltage Learn More about Texas Instruments ti tps3842 tps3842 q1 supervisors	Datasheet	3,475In Stock 4,000Expected 19/11/2026	Cut Tape £1.29 £0.943 £0.863 £0.766 View Reel £0.644 £0.719 £0.692 £0.689 £0.645 £0.644 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: £1.49 3,806In Stock	Mfr. Part No. TPS3842A015DRLRQ1 Mouser Part No 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 £1.49 £1.10 £1.00 £0.899 View Reel £0.739 £0.849 £0.818 £0.78 £0.773 £0.739 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: £1.34 Non-Stocked Lead-Time 26 Weeks New Product	Mfr. Part No. TPS3842B010DRLR Mouser Part No 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 £1.34 £0.986 £0.89 £0.796 View Reel £0.636 £0.742 £0.713 £0.706 £0.683 £0.636 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