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ISL97645

Boost + VON Slice + VCOM

Renesas Electronics 

ISL97645

Electrical Specifications VIN = ENABLE = 5V, VDD1 = VDD2 = 14V, VGH = 25V, AVDD = 10V, TA = -40°C to +85°C

Unless Otherwise Noted. (Continued)

SYMBOL

PARAMETER

TEST CONDITION

MIN

TYP

MAX

IFB

RDS(ON)

EFF

FB Input Bias Current

Switch On Resistance

Peak Efficiency

250

500

150

300

92

ILIM

Switch Current Limit

DMAX

Max Duty Cycle

FOSC

Oscillator Frequency

FREQ = 0V

FREQ = VIN2

ISS

Soft-Start Slew Current

SS < 1V, TA = +25°C

VCOM AMPLIFIER RLOAD = 10k, CLOAD = 10pF, Unless Otherwise Stated

2.1

2.6

85

90

550

650

800

1.0

1.2

1.4

2.75

VSAMP

ISAMP

VOS

IB

CMIR

Supply Voltage

Supply Current

Offset Voltage

Noninverting Input Bias Current

Common Mode Input Voltage

Range

4.5

20

3

3

20

0

100

0

VDD2

CMRR

Common-Mode Rejection Ratio

50

70

PSRR

Power Supply Rejection Ratio

70

85

VOH

Output Voltage Swing High

Iout(source) = 5mA

VDD2 - 50

VOH

Output Voltage Swing High

Iout(source) = 50mA

VDD2 - 450

VOL

Output Voltage Swing Low

Iout(sink) = 5mA

50

VOL

Output Voltage Swing Low

Iout(sink) = 50mA

450

ISC

Output Short Circuit Current

SR

Slew Rate

250

400

50

BW

Gain Bandwidth

-3dB gain point

30

GATE PULSE MODULATOR

VGH

VGH Voltage

7

30

IVGH

VGH Input Current

VFLK = 0

260

RE = 33k, VFLK = VDD1

40

VDD1

VDD1 Voltage

IVDD1

VDD1 Input Current

RONVGH

VGH to VGH_M On Resistance

IDIS_VGH

VGH_M Discharge Current (Note 1) RE = 33k

TDEL

DELAY Time (Note 2)

CE = 470pF, RE = 33k

NOTES:

1. Nominal discharge current = 300/(RE+5k).

2. Nominal delay time = 4000*CE.

3

VGH - 2

-2

0.1

2

70

8

1.9

UNIT

nA

m

%

A

%

kHz

MHz

µA

V

mA

mV

nA

V

dB

dB

mV

mV

mV

mV

mA

V/µs

MHz

V

µA

µA

V

µA



mA

µs

FN9263 Rev 1.00

December 14, 2007

Page 4 of 14

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