MIC2045 Micrel Semiconductor, MIC2045 Datasheet - Page 10

• Manufacturer Part Number: MIC2045
• Description: (MIC2044 / MIC2045) PROTECTED POWER DISTRIBUTION SWITCH
• Manufacturer: Micrel Semiconductor

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MIC2044/2045
Functional Diagram
MIC2044/2045
PWRGD
UVLOIN
PGREF
SLEW
EN
1
15
5
4
2
MIC2044/45
5.3x
1x
Logic
Input
V
IN
OSC
Power-On
+
+
Reset
UVLO
V
REF
Shutdown
Thermal
= 230mV
Charge
Pump
10
Reference
(MIC2045)
Bandgap
Latch
Control
Gate
(32ms)
Delay
I
Logic
Error
Flag
Power-Off
LIM
Reset
+
Replica
Detect
Amp
Open
Load
Current
Limit
+
7,11,13,16
9,12,14
10
8
6
3
VBIAS
VIN
VOUT
ILIM
/FAULT
GND
October 2003
Micrel