MIC94050 Micrel Semiconductor, MIC94050 Datasheet - Page 4

• Manufacturer Part Number: MIC94050
• Description: 4-Terminal TinyFET P-Channel MOSFET
• Manufacturer: Micrel Semiconductor

MIC94050/94051
Typical Applications
MIC94050/94051
+2.7V to 3.6V
Li Coin Cell
Figure 3. Reverse-Blocking Battery Back-Up Application
A
B
On
Off
On
Off
+4V
Open Drain
Figure 1. Load Switch Application
Figure 2. Load Switch Application
(with internal gate-source pull-up)
Output
On
Off
+5V
MIC94050
MIC94050
* Substrate must be
MIC94050
connected to source
Resistor
2M
Internal
74HC04
MIC94051
4
* Substrate must be
S
S
S
connected to source
SS
SS
SS*
G
G
G
D
D
G
D
+5V
D
S
SS*
Off Off 0V
On Off +4V
Off On Li Coin Cell
On On don’t!
A
B
Output
July 2002
Micrel