TL500 datasheet(13/23 Pages) TI

13 / 23 page

TL5001, TL5001A

PULSE-WIDTH-MODULATION CONTROL CIRCUITS

SLVS084E – APRIL 1994 – REVISED OCTOBER 1999

POST OFFICE BOX 655303

• DALLAS, TEXAS 75265

TYPICAL CHARACTERISTICS

Figure 5

100 k

10 k

1 M

10 k

100 k

1 M

VCC = 6 V

DT Resistance = Rt

TA = 25°C

Rt – Timing Resistance – Ω

OSCILLATOR FREQUENCY

TIMING RESISTANCE

Figure 6

– 50

– 25

100

TA – Ambient Temperature – °C

OSCILLATION FREQUENCY

AMBIENT TEMPERATURE

VCC = 6 V

Rt = 100 kΩ

DT Resistance = 100 k

Ω

Figure 7

REFERENCE OUTPUT VOLTAGE

POWER-SUPPLY VOLTAGE

VCC – Power-Supply Voltage – V

0.8

0.4

0.2

1.8

0.6

456

1.4

1.2

1.6

789

TA = 25°C

FB and COMP

Connected Together

Figure 8

TA – Ambient Temperature – °C

REFERENCE OUTPUT VOLTAGE FLUCTUATION

AMBIENT TEMPERATURE

– 0.2

– 0.4

– 0.8

– 50

– 25

0.2

0.4

0.6

100

VCC = 6 V

FB and COMP

Connected Together

– 0.6

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