TD1509 查看數據表（PDF） - Unspecified

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TD1509

2A 150KHz PWM Buck DC/DC Converter

Unspecified 

Techcode®

2A 150KHz PWM Buck DC/DC Converter

Electrical Characteristics(Cont.)

DATASHEET

TD1509

Specifications with boldface type are for full operationg temperature range, the other type are for TJ=25OC.

Note1: Thermal resistance with copper area of approximately 3 in2.

Parameters

TD1509

ADJ

TD1509

5V

TD1509

3.3V

Symbol

Test Condition

Min.

Vout: Output

Voltage

η: Efficiency

Vout: Output

Voltage

11V≤VIN≤45V,

0.2A≤ILOAD≤3A,

for 9V

VOUT

VIN=12V,VOUT=9V,ILOAD

=3A

7V≤VIN≤45V,

0.2A≤ILOAD≤3A

1.193/

1.180

4.800/

4.750

η: Efficiency VIN=12V, ILOAD=3A

Vout: Output 4.75V≤VIN≤45V,

Voltage

0.2A≤ILOAD≤2A

3.168/

3.135

η: Efficiency VIN=12V, ILOAD=2A

Typ.

1.23

88

5.0

83

3.3

76

Max.

1.267/

1.280

5.200/

5.250

3.432/

3.465

Unit

V

%

V

%

V

%

December, 20, 2005.

Techcode Semiconductor Limited

6

www.techcodesemi.com

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