TL2575 datasheet(8/34 Pages) TI1

8 / 34 page

-10

-8

-6

-4

-2

-50

-25

100

125

150

TJ – Junction Temperature – °C

VIN = 40 V

VIN = 12 V

Normalized at TJ = 25°C

0.4

0.5

0.6

0.7

0.8

0.9

1.1

1.2

0.2

0.4

0.6

0.8

ISW – Switch Current – A

TJ = –40°C

TJ = 25°C

TJ = 125°C

VIN – Input Voltage – V

VOUT = 5 V

TJ = 25°C

Measured at GND pin

ILOAD = 1 A

ILOAD = 0.2 A

100

150

200

250

300

350

400

450

500

-50

-25

100

125

150

TJ – Junction Temperature – °C

VIN = 40 V

VIN = 12 V

= 5 V

ON/OFF

0.25

0.5

0.75

1.25

1.5

1.75

-40 -25 -10

95 110 125

TJ – Junction Temperature – °C

= 5%

= 0.2

OUT

IND

= 1 A

LOAD

= 200 mA

LOAD

0.5

1.5

2.5

-50

-25

100

125

150

TJ – Junction Temperature – °C

TL2575, TL2575HV

SLVS638C – JANUARY 2006 – REVISED NOVEMBER 2014

www.ti.com

Typical Characteristics (continued)

Figure 4. Current Limit

Figure 3. Dropout Voltage

Figure 5. Quiescent Current

Figure 6. Standby Quiescent Current

Figure 8. Switch Saturation Voltage

Figure 7. Oscillator Frequency

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