TL494AP datasheet(4/7 Pages) FCI

4 / 7 page

Value

Symbol

Parameter

Test Conditions

Min

Typ

Max

Temperature,

˚С

Unit

VTHP

Input threshold voltage (pin 3)

DCmax=0

VCC=15 V

4.0

4.5

Input sink current (pin 3)

VCC= 15 V

V(03)= 0.7 V

0.3

0.7

VIO

Input offset voltage

VCC= 15 V

VO(03)= 2.5 V

IIO

Input offset current

VCC= 15 V

VO(03)= 2.5 V

250

IIB

Input bias current

VCC= 15 V

VO(03)= 2.5 V

-0.1

µA

VICRL

Low Input common mode

voltage range

VCC= 7÷40 V

--0.3

VICRH

High Input common mode

voltage range

VCC= 7÷40 V

Vcc

АVOL

Open loop voltage

amplification

∆V0=3 V

VCC= 15 V

VO= 0.5÷ 3.5 V

Unity-gain bandwidth

VCC= 15 V

350

-20÷+85

kHz

CMRR

Common mode rejection ratio

Vcc=40 V

IOL

Output sink current (pin 3)

VCC= 15 V

V0(03)= 0.7 V

0.3

1.5

IOH

Output source current (pin 3)

VCC= 15 V

V0(03)= 3.5 V

-2

-6.5

IC(off)

Collector off-state current

VCE= VCC= 40 V

100

µA

IЕ(off)

Emitter off-state current

VCС= VC= 40 V

VE= 0 V

0.1

-100

µA

VSAT(C)

Collector - Emitter saturation

voltage

(Common-Emitter)

VCС= 15 V

VE= 0 V

V0(03)= 3.0 V

IC= 200 mA

1.1

1.5

-20÷+85

1.5

2.5

VSAT(Е)

Collector - Emitter saturation

voltage

(Emitter-follower)

VCС=VC= 15 V

IE= - 200 mA

V0(03)= 3.0 V

2.9

-20÷+85

IOCH

Output control input current

VCС= 15 V

V0(03)= 0.7 V

0.2

3.5

ICC15

Standby Supply Current at VCC

15V

VCС= 15 V

5.5

ICC40

Standby Supply Current at

VCC 40V

VCС= 40 V

7.5

ICCA

Average Supply Current

VCС= 15 V

V0(03)= 0.7 V

V0(04)= 2.0 V

7.0

-20÷+85

TL494AP Switchmode Pulse - Width - Modulation Control Circuit

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