UTCTL494

LINEAR INTEGRATED CIRCUIT

3

QW-R103-004,A

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

Standard Deviation of Frequency

constant

10

%

Frequency Change with Voltage

Vcc=7v to 40V,Ta=25

°C

0.1

%

Frequency Change with

Temperature

to MAX

12

%

Amplifier Section

Input Offset Voltage

Error

Vo(pin 3)=2.5V

2

10

mV

Input Offset Current

Vo(pin 3)=2.5V

25

250

nA

Input Bias Current

Vo(pin 3)=2.5V

0.2

1

µA

Common-Mode Input Voltage

Range

Error

Vcc=7V to 40 V

-0.3 to

Vcc-2

V

Open-Loop Voltage Amplification

∆Vo=3V, Vo=0.5V to 3.5V

70

95

dB

Unity-Gain Bandwidth

800

kHz

Common-Mode Rejection Ratio

Error

°C

65

80

dB

Output Sink Current(pin 3)

V(pin 3)=0.5V

0.3

0.7

mA

Output source Current(pin 3)

-2

mA

Output Section

Collector off-state current

2

100

µA

Emitter off-state Current

-100

µA

Collector -emitter Saturation

Voltage

Common-

emitter

1.1

1.3

V

Emitter-

Follower

1.5

2.5

Output Control Input Current

Vi=Vref

3.5

mA

Dead Time Control Section

Input bias (pin 4)

Vi=0 to 5.25V

-2

-10

µA

Maximum duty cycle, each output

VI(pin 40=0

45

%

Input threshold Voltage(pin 4)

Zero duty Cycle

3

3.3

V

Maximum duty cycle

0

PWM comparator Section

Input Threshold Voltage(pin 3)

Zero Duty cycle

4

4.5

V

Input Sink Current (pin 3)

Vpin 3= 0.7V

0.3

0.7

mA

Total Device

Standby Supply Current

Vcc=15V

pin 6 at Vref,all other Inputs and

outputs open

6

10

mA

Vcc=40V

9

15

Average supply current

Vpin 4=2V

7.5

mA

Switching Characteristics,Ta=25

°C

Output Voltage Rise Time

Common-emitter configuration

100

200

ns

Output Voltage Fall Time

25

100

ns

Output Voltage Rise Time

Emitter-follower configuration

100

200

ns

Output Voltage Fall Time

40

100

ns

note 1:All typical Values except for temperature coefficient are at Ta=25

°C.

note 2:For conditions shown as MIN or MAX, use appropriate value under recommended operating conditions.

note 3:Duration of the short-circuit should

not exceed one second.