Datasheet
Table Of Contents
- FEATURES
- Applications
- DESCRIPTION
- ABSOLUTE MAXIMUM RATINGS
- RECOMMENDED OPERATING CONDITIONS
- ELECTRICAL CHARACTERISTICS — LP3875-ADJ
- TYPICAL PERFORMANCE CHARACTERISTICS
- Application Hints
- SETTING THE OUTPUT VOLTAGE
- TURN-ON CHARACTERISTICS FOR OUTPUT VOLTAGES PROGRAMMED TO 2.0V OR BELOW
- EXTERNAL CAPACITORS
- CFF (Feed Forward Capacitor)
- SELECTING A CAPACITOR
- CAPACITOR CHARACTERISTICS
- PCB LAYOUT
- RFI/EMI SUSCEPTIBILITY
- OUTPUT NOISE
- SHORT-CIRCUIT PROTECTION
- SHUTDOWN OPERATION
- DROPOUT VOLTAGE
- REVERSE CURRENT PATH
- POWER DISSIPATION/HEATSINKING
- HEATSINKING TO-220 PACKAGE
- HEATSINKING DDPAK/TO-263 PACKAGE
- HEATSINKING SOT-223-5 PACKAGE
- Application Hints
- REVISION HISTORY
LP3875-ADJ
SNVS247D –SEPTEMBER 2003–REVISED APRIL 2013
www.ti.com
Figure 19. θ
JA
vs Copper(1 Ounce) Area for SOT-223 Package
The following figures show different layout scenarios for SOT-223 package.
Figure 20. SCENARIO A, θ
JA
= 148°C/W Figure 21. SCENARIO B, θ
JA
= 125°C/W
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