IL494D datasheet(3/4 Pages) INTEGRAL

3 / 4 page

IL494

ELECTRICAL CHARACTERISTICS (Temperature -20

∼ 85°C, V

CC = 15 V, f=10 kHz))

Symbol

Parameter

Test Conditions

Min

Max

Unit

Reference Section

Vref

Output Voltage

IO=1 mA

4.75

5.25

Vregin

Output regulation

VCC=7 V to 40 V, TA=25°C

Vregout

Input regulation

IO=1 to 10 mA, TA=25°C

∆V

ref

Output Voltage change with

temperature

TA= -20°C to 85°C

ISC

Short-circuit output current

(Note 1)

Vref=0

Oscillator Section

fOSC

Frequency

CT=0.01 µF, RT=12 kΩ

KHz

δf

OSC

Standard deviation of

frequency (Note 2)

All values of VCC, CT, RT, TA

Constant

δf

OSC(

∆V)

Frequency change with

voltage

VCC= 7 V to 40 V,

TA=25°C

δf

OSC(

∆T)

Frequency change with

temperature

CT=0.01 µF, RT=12 kΩ

TA= -20°C to 85°C

Dead Time Control Section

IIB(2T)

Input bias current (pin 4)

VI= 0 to 5.25 V

-10

µA

DCmax

Maximum duty cycle, each

output

VI(pin 4)=0 V

VTHD

Input threshold voltage

Zero duty cycle

3.3

(pin 4)

Maximum duty cycle

Error Amp Section

VIO

Input offset voltage

VO(pin 3)=2.5 V

IIO

Input offset current

VO(pin 3)=2.5 V

250

IIB

Input bias current

VO(pin 3)=2.5 V

µA

Common-mode input

VCC= 7 V to 40 V

LOW

-0.3

voltage range

HIGH

VCC - 2

Avol

Open-loop voltage

amplification

∆V

O=3 V, VO=0.5 to 3.5 V

Unity-gain bandwidth

100

kHz

CMRR

Common-mode rejection

ratio

VCC=40 V, TA=25°C

Output sink current (pin 3)

VID=-15 mV to -5 V,

VO(pin 3)=0.7 V

0.3

IO+

Output source current (pin 3)

VID=15 mV to 5 V,

VO(pin 3)=3.5 V

-2

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