ZXLD1352 Просмотр технического описания (PDF) - Zetex => Diodes

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производитель

ZXLD1352

350mA LED driver with internal switch and enhanced PWM dimming range

Zetex => Diodes 

ZXLD1352

Typical operating conditions (continued)

1.255

VADJ vs Temperature

L=100uH, Rs=0.33 Ohms

1.25

1.245

1.24

1.235

-50

0

50

100

Temperature (Deg C)

Vin = 7V

Vin = 9V

Vin = 12V

Vin = 30V

150

LX Switch 'On' Resistance vs Temperature

2.6

2.4

2.2

2

1.8

1.6

1.4

1.2

1

-60

-40

-20

0

20

40

60

80

100

120

140

160

Temperature (Deg C)

Output Current Change vs Temperature

VIN=7V, L=100uH, Rs=0.33 Ohms

2

1

0

-60

-40

-20

0

-1

20

40

60

80

100 120 140

-2

Temperature (Deg C)

Output Current Change vs Temperature

VIN=12V, L=100uH, Rs=0.33 Ohms

0.5

0.25

0

-60

-40

-20

0

-0.25

20

40

60

80

100 120 140

-0.5

Temperature (Deg C)

Output Current Change vs Temperature

VIN=30V, L=100uH, Rs=0.33 Ohms

4

3

2

1

0

-60 -40 -20

0

20

40

60

80 100 120 140

Temperature (Deg C)

Issue 1 - August 2008

12

© Diodes Incorporated 2008

www.zetex.com

www.diodes.com

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