MAX836, MAX837 4-Pin Micropower Voltage Monitors

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The MAX836/MAX837 micropower voltage monitors contain a 1.204V precision bandgap reference and a comparator in a SOT143 package. The MAX836 has an open-drain, N-channel output driver, while the MAX837 has a push-pull output driver. Two external resistors set the trip threshold voltage.

Key Features

Applications/Uses

±1.25% Precision Voltage Threshold
SOT143 Package
Low Cost
< 5µA Typical Supply Current
Open-Drain Output (MAX836)
Push-Pull Output (MAX837)

	Battery-Powered Systems
	Load Switching
	Precision Battery Monitoring
	Threshold Detectors

Key Specifications: Supervisors (1 Monitored Voltage)

Part Number

Reset Threshold Range (V)

Active-Low Reset Output

Min. Reset Timeout Range

Watchdog Feature

Supervisor Features

Reset Thresh. Acc. (% @+25°C)

Max. I_CC (µA)

RoHS Available

Package

Smallest Available Package (max w/pins) (mm²)

Operating Temp. Range (°C)

Price^**

MAX836

1.2 to 1.8
1.8 to 2.5
2.5 to 3.3
3.3 to 5.5

Open Drain

<1ms

No Watchdog

Adjustable Reset Input
High Voltage (>6V)

1.5

Yes

SOT-143/4

-40 to +85
0 to +70

$0.90 @ 1k

MAX837

Push-Pull

$0.90 @ 1k

See All Supervisors (1 Monitored Voltage) (268)

Notes:
^**This pricing is BUDGETARY, for comparing similar parts. Prices are in U.S. dollars and subject to change. Quantity pricing may vary substantially and international prices may differ due to local duties, taxes, fees, and exchange rates. For volume-specific prices and delivery, please see the price and availability page or contact an authorized distributor.