
LM4140 Typical Performance Characteristics Unless otherwise specified, T
A = 25C, No Load,
C
OUT = 1F, VIN = 3.0V for LM4140-1.024 and LM4140-1.250, and 5V for all other voltage options. VIN =VEN.
Power Up/Down Ground Current
DS101079-5
Enable Response
DS101079-6
* The 1F output capacitor is actively discharged to ground. See ON/OFF Operation section for more details.
Line Transient Response
DS101079-7
Load Transient Response
DS101079-8
LM4140
www.national.com
5