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2 TPS40075EVM-001 Electrical Performance Specifications
TPS40075EVM-001 Electrical Performance Specifications
Table 1. TPS40075EVM-001 Electrical and Performance Specifications
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
INPUT CHARACTERISTICS
Input voltage range 10 14 V
Max input current V
IN
= 10 V, I
OUT
= 15 A 2.75 A
No-load input current V
IN
= 14 V, I
OUT
= 0 A 45 mA
OUTPUT CHARACTERISTICS
Output voltage R6 = 9.53 k Ω , R5 = 105 k Ω 1.45 1.50 1.55 V
Output voltage reulation Line regulation (10 V<V
IN
<14 V, I
OUT
= 5 A) 1%
Load regulation (10 V < I
OUT
< 15 A, V
IN
= 12 V) 1%
Output voltage ripple V
IN
= 14 V, I
OUT
= 15 A 25 50 mVpp
Output load current 0 15 A
Output over current 23 A
SYSTEM CHARACTERISTICS
Switching frequency 360 400 440 kHz
Peak efficiency V
OUT
= 1.5 V, 8 A < I
OUT
<12 A V
12V_IN
= 10 V 87%
V
12V_IN
= 12 V 85%
V
12V_IN
= 14 V 83%
Full load efficiency V
OUT
= 1.5 V, I
OUT
= 15 A, V
12V_IN
= 10 V 84%
V
12V_IN
= 12 V 83%
V
12V_IN
= 14 V 81%
SLUU254 – DECEMBER 2006 Using the TPS40075: A 12-V to 1.5-V @ 15-A Synchronous Buck Converter 3
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