TL1464IPT datasheet(7/11 Pages) TI

7 / 11 page

TL1464I

QUAD PULSE-WIDTH-MODULATION CONTROL CIRCUIT

SLVS266 – FEBRUARY 2000

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

electrical characteristics over recommended operating free-air temperature range, VCC = 6 V, f =

1 MHz (unless otherwise noted) (continued)

dead-time control section

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

I(Idt)

Input current

–1

–4

µA

I(dt)

Latched mode sink current

TA = 25°C

0.3

V(dt)

Latched input voltage

I(dt) = 100 µA

0.5

VIO

Input threshold voltage

Zero duty cycle

0.6

0.7

0.8

V(tt00)

In ut threshold voltage

100% duty cycle

1.3

1.4

1.5

error-amplifier section

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VIO

Input offset voltage

VO = 1 V

±10

IIO

Input offset current

VO = 1 V

±100

IIB

Input bias current

VO = 1 V

–200

–500

VICR

Common mode input voltage

CH-1,2

VCC =3 1V 12 V

–0.1 to

VCC–1.8

VICR

Common-mode input voltage

CH-3,4

VCC = 3.1 V ~ 12 V

0 to

VCC–1.8

A(v)

Open-loop voltage amplification

RI = 200 kΩ

Unity-gain bandwidth

MHz

CMRR

Common-mode rejection ratio

VIC = –0.1 V ~ VCC – 1.8 V

VOM+

Maximum output voltage swing

Vref–0.1

VOM–

Maximum output voltage swing

0.2

IO(vr+)

Output current (sink)

VID = –0.1 V,

VO = 1.25 V

0.5

II+

Sink current (pin 24) (standby mode)

VI = 0.3 V (pin 24)

VI = 0 V (pin 20)

0.1

0.5

IOM–

Output current (source)

VID = 0.1 V,

VO = 0.75 V

–45

–85

µA

output section

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

I(SINK)

Output current (sink)

R(BIAS) = 2.4 kΩ

I(SINK)

Output current (sink)

R(BIAS) = 5.8 kΩ

7.5

12.5

total device

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

IO(CS)

Standby supply current

Standby pin input voltage = 0 V

200

µA

IO(CA)

Average supply current

Rt = 10 kΩ

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