TPS6735

FIXED NEGATIVE 5V 200mA INVERTING DC/DC CONVERTER

SLVS141A − JULY 1996 − REVISED JANUARY 1997

6

POST OFFICE BOX 655303

POST OFFICE BOX 1443

PARAMETER

TEST CONDITION

MIN

TYP

MAX

UNIT

Supply current

1.9

mA

Standby current

EN = 0.4 V

1

10

µA

High-level input threshold voltage, EN

2

V

Low-level input threshold voltage, EN

0.4

V

Input current, EN

−

1

1

µA

Compensation pin impedance

7.5

k

Ω

Oscillator frequency

160

kHz

Reference voltage

IO(ref) ≤ 125 µA

1.22

V

Reference drift

50

ppm/

°C

Undervoltage lockout

3.7

V

On resistance, OUT

0.4

Ω

Leakage current, OUT

20

nA

performance characteristics over recommended operating free-air temperature range, typical

PARAMETER

TEST CONDITION

MIN

TYP

MAX

UNIT

Output voltage

VCC = 4.5 V to 6.2 V

IO = 0 mA to 200 mA

−4.75

−5

−5.25

V

Load current

VCC = 4.5 V to 6.2 V

200

270

mA

Line regulation

VCC = 4.5 V to 6.2 V

0.2%

Load regulation

IO = 25 mA to 200 mA

0.2%

Efficiency

IO =100 mA

78%