SL494 datasheet(4/4 Pages) SLS

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SL494

System Logic

Semiconductor

SLS

ELECTRICAL CHARACTERISTICS(Temperature -20

∼ 85°C, V

CC = 15 V, f=10 kHz))

Symbol

Parameter

Test Conditions

Min

Max

Unit

PWM Comparator Section

VTHP

Input threshold voltage

(pin 3)

Zero duty cycle

4.5

Input sink current (pin 3)

VO(pin 3)=0.7 V

0.3

Switching Characteristics

trc

Output voltage rise time

Common-emitter configuration

200

tfc

Output voltage fall time

Common-emitter configuration

100

trf

Output voltage rise time

Emitter-follower configuration

200

tff

Output voltage fall time

Emitter-follower configuration

100

Output Section

IC(off)

Collector off-state current

VCE=40 V, VCC=40 V

100

µA

IE(off)

Emitter off-state current

VCC=VC=40 V, VE=0

-100

µA

VSAT

Collector-

emitter

Common-

emitter

VE=0, IC=200 mA

1.3

saturation

voltage

Emitter-

follower

VC=15 V, IE=-200 mA

2.5

IOCH

Output control input current

VI=Vref

3.5

Total Device

ICC

Standby supply current

All other inputs &

VCC=15 V

outputs open

VCC=40 V

ICCA

Average supply current

V(pin 4)=2 V

Notes: 1. Duration of the short circuit should not exceed one second.

2. Standard deviation is a measure of the statistical disribution about the mean as derived from the formula

∑ (x

n - x)

n=1

σ =

N - 1

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