TLE4275-Q1_15 Datasheet, PDF (9/28 Pages) Texas Instruments – TLE4275-Q1 5-V Low-Dropout Voltage Regulator

www.ti.com
Typical Characteristics (continued)
At T_A = 25ºC
90
80
1-oz Copper
2-oz Copper
70
60
50
40
30
20
0 200 400 600 800 1000 1200 1400 1600
Copper Land-Pad Area (mm²)
D007
Figure 14. Thermal Resistance vs Copper Land Pad Area
(JEDEC 51-3 Low-K Board)
TLE4275-Q1
SLVS647I – AUGUST 2006 – REVISED NOVEMBER 2014
100
50
20
10
5
2
1
0.5
0.2
0.1
0.05
0.02
50% Duty Cycle
20% Duty Cycle
10% Duty Cycle
5% Duty Cycle
2% Duty Cycle
1% Duty Cycle
0.5% Duty Cycle
0.2% Duty Cycle
Non-Normalized
Response
0.01
1x10^-6 1x10^-5 1x10^-4 1x10^-3 1x10^-2 1x10^-1 1x10⁰ 1x10¹ 1x10² 1x10³
Pulse-Width Time (s)
D008
Figure 15. Thermal Resistance vs Pulse Width Time for
Various Duty Cycles
Unstable Region
Stable Region
Stable Region
Load Capacitance (µF)
Figure 16. ESR Stability vs Load Current
Unstable Region
Load Capacitance (µF)
Figure 17. ESR Stability vs Load Capacitance
Copyright © 2006–2014, Texas Instruments Incorporated
Product Folder Links: TLE4275-Q1
Submit Documentation Feedback
9