TL1466IPMR datasheet(8/24 Pages) TI

Teilenummer	TL1466IPMR

Bauteilbeschribung	HIGH-SPEED/PRECISION SIX CHANNEL SWITCHING REGULATOR CONTROLLER

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Hersteller	TI [Texas Instruments]

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TL1466I

HIGHSPEED/PRECISION SIX CHANNEL

SWITCHING REGULATOR CONTROLLER

SLVS262 − FEBRUARY 2000

8

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

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

f = 0.43 MHz (unless otherwise noted) (continued)

error-amplifier section

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

V(t)

Input threshold voltage

VO = 1 V (channel 1, 2, 3, 4)

1.46

1.50

1.54

V

VIO

Input offset current

VO = 1 V (channel 5, 6)

5

40

mV

IIB

Input bias current

VO = 1 V

INV INPUT (pin 11, 16, 19, 33, 36, 39)

−200

−500

nA

IIB

Input bias current

VO = 1 V

INV INPUT (pin 10, 15)

−0.9

−2.5

µA

VICR

Common-mode input voltage range

VCC = 2.5 V to 12 V

0 to

VCC−1

V

A(v)

Open-loop voltage amplification

70

dB

B1

Unity-gain bandwidth

6

MHz

VOM+

Positive output voltage swing

Vref−0.1

V

VOM−

Negative output voltage swing

0.2

V

IOM+

Output sink current

VO = 1 V

0.5

2

mA

IOM−

Output source current

VO = 1 V

Channel 1, 4

−30

−80

µA

IOM−

Output source current

VO = 1 V

Channel 2, 3, 5, 6

−45

−100

µA

output voltage limit section (channel 5, 6)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

V(tOV)

Input threshold voltage

VI(10, 15 pin) = 1 V

0.95

1

1.05

V

V(BOV)

Input bias current

VI(8 pin) = 1.5 V,

VI(10, 15 pin) = 1 V

−0.7

−2

µA

soft start section

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

I(bss)

Input source current (pin 26)

STANDBY−3 terminal = 2 V

SOFT START terminal = 1 V

−1

−2.5

−4

µA

MOSFET DUTY setting section (channel 1, 4)

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

D(MOS)

ON DUTY

V(FB) = 1 V

RDUTY = 5 kΩ

20%

D(MOS)

ON DUTY

V(FB) = 1 V

RDUTY = 25 kΩ

40%

output section

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

I(SINK)

Output sink current

R(BIAS) = 6.8 kΩ

6.3

8.5

10.7

mA

I(SINK)

Output sink current

R(BIAS) = 10 kΩ

4.5

6

7.5

mA

I(GSOURCE)

MOS gate source current

VO(43, 60 pin) = 1 V,

TA = 25°C

−50

mA

I(GSINK)

MOS gate sink current

VO(43, 60 pin) = 2 V,

TA = 25°C

50

mA

I(GOH)

MOS gate high-level output voltage

3.5

4

V

I(GOL)

MOS gate low-level output voltage

0.1

0.3

V

total device

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

I(ccs)

Standby supply current

STANDBY terminal = 0 V

1

10

µA

I(cca)

Average supply current

R(T) = 47 kΩ

6

9

mA

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