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7.8 Electrical Characteristics, Output Section

PARAMETER

TEST CONDITIONS

MIN

TYP(1)

MAX

UNIT

Collector off-state current

VCE = 40 V, VCC = 40 V

100

μA

Emitter off-state current

VCC = VC = 40 V, VE = 0

–100

μA

Collector-emitter saturation voltage

Common emitter

VE = 0, IC = 200 mA

1.1

1.3

Emitter follower

VO(C1 or C2) = 15 V, IE = –200 mA

1.5

2.5

Output control input current

VI = Vref

3.5

(1)

All typical values, except for temperature coefficient, are at TA = 25°C.

7.9 Electrical Characteristics, Dead-Time Control Section

See Figure 8-1

PARAMETER

TEST CONDITIONS

MIN TYP(1)

MAX

UNIT

Input bias current (DEAD-TIME CTRL)

VI = 0 to 5.25 V

–2

–10

μA

Maximum duty cycle, each output

VI (DEAD-TIME CTRL) = 0, CT = 0.01 μF,

RT = 12 kΩ

45%

—

Input threshold voltage (DEAD-TIME CTRL)

Zero duty cycle

3.3

Maximum duty cycle

(1)

All typical values, except for temperature coefficient, are at TA = 25°C.

7.10 Electrical Characteristics, PWM Comparator Section

See Figure 8-1

PARAMETER

TEST CONDITIONS

MIN TYP(1)

MAX

UNIT

Input threshold voltage (FEEDBACK)

Zero duty cyle

4.5

Input sink current (FEEDBACK)

V (FEEDBACK) = 0.7 V

0.3

0.7

(1)

All typical values, except for temperature coefficient, are at TA = 25°C.

7.11 Electrical Characteristics, Total Device

PARAMETER

TEST CONDITIONS

MIN TYP(1)

MAX

UNIT

Standby supply current

RT = Vref,

All other inputs and outputs open

VCC = 15 V

VCC = 40 V

Average supply current

VI (DEAD-TIME CTRL) = 2 V, See Figure 8-1

7.5

(1)

All typical values, except for temperature coefficient, are at TA = 25°C.

7.12 Switching Characteristics

TA = 25°C

PARAMETER

TEST CONDITIONS

MIN TYP(1)

MAX

UNIT

Rise time

Common-emitter configuration, See Figure 8-3

100

200

Fall time

100

Rise time

Emitter-follower configuration, See Figure 8-4

100

200

Fall time

100

(1)

All typical values, except for temperature coefficient, are at TA = 25°C.

TL494

SLVS074I – JANUARY 1983 – REVISED JULY 2022

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