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FEATURES

DESCRIPTION

3

2

4

6

(TOP VIEW)

1

RSTSENSE

GND

RESET

HSENSE

TPS3806

DBV PACKAGE

LSENSE

5

LSENSE

HSENSE

RESET

RSTSENSE

GND

R4

R5

R1

R2

R3

3.6 V

Li-lon

Cell

TPS3806I33

Typical Operating Circuit

TPS3806J20

TPS3806I33

SLVS393A – JULY 2001 – REVISED NOVEMBER 2004

Dual Voltage Detector with Adjustable Hysteresis

•

Dual Voltage Detector With Adjustable

The TPS3806 integrates two independent voltage

Hysteresis 3.3-V/Adjustable and

detectors for battery voltage monitoring. During

2-V/Adjustable

power-on, RESET and RSTSENSE are asserted

•

input become higher than 0.8 V. Thereafter, the

•

•

Independent Open-Drain Reset Outputs

•

Temperature Range: -40

°C to +85°C

•

6-Pin SOT-23 Package

respectively. The TPS3806 device has a fixed-sense

addition, an upper voltage threshold can be set at

HSENSE

to

allow

a

wide

adjustable

hysteresis window.

The devices are available in a 6-pin SOT-23 pack-

age. The TPS3806 device is characterized for oper-

ation over a temperature range of -40

°C to +85°C.

Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of Texas

Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.

PRODUCTION DATA information is current as of publication date.

Copyright © 2001–2004, Texas Instruments Incorporated

Products conform to specifications per the terms of the Texas

Instruments standard warranty. Production processing does not

necessarily include testing of all parameters.