MCP1640 Microchip Technology Inc., MCP1640 Datasheet - Page 8

• Manufacturer Part Number: MCP1640
• Description: 0.65v Start-up Synchronous Boost Regulator With True Output Disconnect Or Input/output Bypass Option
• Manufacturer: Microchip Technology Inc.

MCP1640/B/C/D
Note: Unless otherwise indicated,
FIGURE 2-19:
FIGURE 2-20:
V
FIGURE 2-21:
Transient Waveforms.
DS22234A-page 8
ENABLE
.
3.3V Start-up After Enable.
3.3V Start-up when V
MCP1640 3.3V V
V
IN
= EN = 1.2V, C
OUT
IN
Load
=
OUT
= C
IN
= 10 µF, L = 4.7 µH, V
FIGURE 2-22:
Transient Waveforms.
FIGURE 2-23:
Transient Waveforms.
FIGURE 2-24:
Waveforms.
OUT
= 3.3V, I
MCP1640B 3.3V V
MCP1640B 2.0V V
3.3V V
 2010 Microchip Technology Inc.
LOAD
OUT
= 15 mA, T
Line Transient
A
OUT
OUT
= +25°C.
Load
Load