TPS5100

TRIPLE-CHANNEL PWM CONTROL CIRCUITS

SLVS169 – JANUARY 2000

4

POST OFFICE BOX 655303

(unless otherwise noted) (see Note 1) (continued)

error amplifier section

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VIO

Input offset voltage

CH1, 3,

Av = 1

15

mV

IIB

Input bias current

CH1, 3,

VI = –.95 V to 1.55 V

±10

±20

nA

IIB

Input bias current

CH2,

VI = 0.4 V to 1 V

±10

±20

nA

VIR

Input voltage range

CH1, 3,

0.95

1.55

V

VIR

Input voltage range

CH2

0.4

1

V

AVD

Open-loop voltage amplification

RFB = 200 kΩ

60

dB

B1

Unity-gain bandwidth

1

MHz

VOM+

Output voltage swing

VID =0 1V

IO = 60 µA

1.2

V

VOM–

Output voltage swing

VID = 0.1 V

IO = 0.2 mA

0.2

V

IOM+

Output sink current

VID = 0.1 V,

VO = 0.2 V

0.2

1

mA

IOM–

Output source current

VID = 0.1 V,

VO = 1.2 V

–60

–100

µA

VT4

Input bias voltage

CH2,

AV = 1,

TA = 25°C

678

700

722

mV

VT4

Input bias voltage

CH2,

AV = 1

665

700

735

mV

NOTE 1: Typical values of all parameters except for VREF(dev) and fdT are specified at TA = 25°C.

output section

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

VOH

High level output voltage

IO = 20 mA (CH2)

2.9

3.05

V

VOH

High-level output voltage

IO = –40 mA (CH1, 3)

1.9

2.2

2.6

V

VOL

Low level output voltage

IO = 20 mA (CH1, 3)

0.2

0.4

V

VOL

Low-level output voltage

IO = 40 mA (CH2)

0.2

0.3

0.6

V

tr

Rise time

CL = 1000 pF

130

ns

tf

Fall time

IO = 1000 pF

50

ns

NOTE 1: Typical values of all parameters except for VREF(dev) and fdT are specified at TA = 25°C.

total device

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

ICC

Supply current

Output OFF state

2.5

4

mA

ICCA

Average supply current

FOSC = 500 kHz, Duty = 50%, No load

3.5

5

mA

NOTE 1: Typical values of all parameters except for VREF(dev) and fdT are specified at TA = 25°C.