TL496C, TL496Y

9-VOLT POWER-SUPPLY CONTROLLERS

SLVS012B – AUGUST 1978 – REVISED AUGUST 1995

4–4

POST OFFICE BOX 655303

noted)

series regulator section (T INPUT)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Dropout voltage

VI = 5 V,

IO = – 50 mA

1.5

2

V

VI =20V

IO = – 50 µA

9.5

10.1

11.2

Regulated output voltage

VI = 20 V,

IO = – 80 mA

9

10

11

V

Regulated output voltage

VI = 20 V,

IO = – 50 µA

8.5

9

9.7

V

FEEDBACK shorted to OUTPUT

IO = – 80 mA

6.7

8.6

9.5

Standby current, T INPUT

VI = 20 V,

OUTPUT = 12 V

400

µA

Reverse current through T INPUT

VI = –1.5 V,

1 mA into OUTPUT

–25

µA

output switch

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VCE(sat) Collector-emitter saturation voltage

800 mA into SW,

2C INPUT = 2.25 V

0.35

0.6

V

diode (SW to OUTPUT)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VF

Forward voltage

IF = 1.5 A

1.6

2.5

V

IR

Reverse current through SW

SW at 0 V,

1 mA into OUTPUT

–20

µA

control section

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

On-state current (2C INPUT)

FEEDBACK and OUTPUT = 0 V,

2C INPUT = 3 V

60

100

mA

Standby current (FEEDBACK)

FEEDBACK = 8.65 V, 2C INPUT and SW = 3 V

40

µA

Standby current (2C INPUT and SW)

FEEDBACK = 8.65 V, 2C INPUT and SW = 3 V

400

µA

Start-up current (current into SW to initiate cycle)

FEEDBACK, 2C INPUT, SW, and OUTPUT = 2.25 V

16

mA