Techcode®
3A 150KHz PWM Buck DC/DC Converter
Electrical Characteristics(Cont.)
DATASHEET
TD1507
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
TD1507
ADJ
TD1507
5V
Symbol
Test Condition
Min. Typ. Max. Unit
Vout: Output
Voltage
11V ≤ VIN ≤ 45V, 0.2A ≤
ILOAD≤3A, VOUT for 9V
1.193/
1.180
1.23
η: Efficiency VIN=12V,VOUT=9V,ILOAD
88
=3A
Vout: Output 7V ≤ VIN ≤ 45V, 0.2A ≤ 4.800/
5.0
Voltage
4.750
ILOAD≤3A
1.267/
V
1.280
%
5.200/
V
5.250
η: Efficiency VIN=12V, ILOAD=3A
83
%
December, 20, 2005.
Techcode Semiconductor Limited
6
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