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PIN ASSIGNMENTS

PGND

PGND

INN

VIN

OUTN

FBN

VNEG

INP

VREF

CN

OUTN

INN

NC − No internal connection

TPS65130, TPS65131

SLVS493B – MARCH 2004 – REVISED SEPTEMBER 2004

ELECTRICAL CHARACTERISTICS (continued)

Over recommended free-air temperature range and over recommended input voltage range, typical at an ambient

temperature of 25

°C (unless otherwise noted)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VIN

300

500

µA

Quiescent cur-

ENP = ENN = PSP = PSN =

VPOS

100

120

µA

rent

VNEG

100

120

µA

Shutdown supply current

ENN = ENP = GND

0.2

1.5

µA

Undervoltage lockout

2.1

2.35

2.7

V

threshold

Thermal shutdown

150

°C

Thermal shutdown hyster-

Junction temperature de-

5

°C

esis

creasing

HTTSOP PowerPAD™

(TOP VIEW)

Terminal Functions

TERMINAL

I/O

DESCRIPTION

NAME

NO.

INP

1, 24

I

Boost converter switch input.

INN

5, 6

I

Inverting converter switch input

PGND

2, 3

Power ground pin

AGND

19

Analog ground pin

ENN

10

I

Enable pin for the negative output voltage (0 V: disabled, VIN: enabled)

ENP

8

I

Enable pin for the positive output voltage (0 V: disabled, VIN: enabled)

FBN

16

I

Feedback pin for the negative output voltage divider

FBP

22

I

Feedback pin for the positive output voltage divider

OUTN

13, 14

O

Inverting converter switch output.

VREF

17

O

Reference output voltage. Bypass this pin with a 220-nF capacitor to ground. Connect the lower resistor of the

negative output voltage divider to this pin

CP

21

Compensation pin for boost converter control

CN

18

Compensation pin for inverting converter control

VIN

4

I

Control supply input

VPOS

23

I

Positive output voltage sense input

VNEG

15

I

Negative output voltage sense input

4