TL7702B, TL7705B, TL7733B

SUPPLY-VOLTAGE SUPERVISORS

SLVS037L – SEPTEMBER 1989 – REVISED MAY 2002

2

POST OFFICE BOX 655303

AVAILABLE OPTIONS

PACKAGED DEVICES

TA

SMALL

OUTLINE

(D)

CHIP

CARRIER

(FK)

CERAMIC

DIP

(JG)

PLASTIC

DIP

(P)

CERAMIC

FLATPACK

(U)

TL7702BCD

—

—

TL7702BCP

—

0

°C to 70°C

TL7705BCD

—

—

TL7705BCP

—

TL7733BCD

—

—

TL7733BCP

—

TL7702BID

—

—

TL7702BIP

—

–40

°C to 85°C

TL7705BID

—

—

TL7705BIP

—

TL7733BID

—

—

TL7733BIP

—

–40

°C to 125°C

TL7705BQD

—

—

—

—

–55

°C to 125°C

—

TL7705BMFK

TL7705BMJG

—

TL7705BMU

The D package is available taped and reeled. Add the suffix R to device type (e.g., TL7702BCDR).

functional block diagram

The functional block diagram is shown for illustrative purposes only; the actual circuit includes a trimming

network to adjust the reference voltage and sense-comparator trip point.

RESIN

≈70 µA

R1

(see Note A)

R2

(see Note A)

Reference

Voltage 1

SENSE

GND

VCC

CT

RESET

RESET

REF

8

3

7

2

4

6

5

1

Pin numbers shown are for the D, JG, and P packages.

NOTE A: TL7702B: R1 = 0

Ω, R2 = open, Vx = VREF1

TL7705B: R1 = 23 k

Ω, R2 = 10 kΩ, nominal, Vx ≈1.43 V

TL7733B: R1 = 11.3 k

Ω, R2 = 10 kΩ, nominal, Vx ≈1.43 V

Reference

Voltage 2

Vx