MIC2562A Micrel Semiconductor, MIC2562A Datasheet - Page 9

• Manufacturer Part Number: MIC2562A
• Description: PCMCIA/CardBus Socket Power Controller
• Manufacturer: Micrel Semiconductor

MIC2562A
Figure 3. MIC2562A PC Card slot power control applica-
tion with dual V
V
Figure 5. PC Card slot power control application without an available 3.3V V
together. The MIC2562A is powered by the V
is enabled from the logic table. Take advantage of the lower switch resistance of the V
control as your main V
MIC2562A
PP2
.
Controller
Card Slot
System
Supply
PCMCIA
Power
3.3V
12V
5V
EN0
EN1
CC
V PP IN V DD
(5V and 3.3V) and separate V
MIC2557
V PP OUT
CC
V CC
switch.
EN0
EN1
V CC5_EN
V CC3_EN
V PP IN
(opt)
Controller
Card Slot
System
Supply
PCMCIA
Power
MIC2562
V CC3 IN
V CC5 IN
(opt)
12V
5V
V PP1
V PP2
V CC
CC3 IN
Card Slot
PCMCIA
PP1
line. In this configuration, V
and
62
EN0
EN1
V CC5_EN
V CC3_EN
V PP IN
(opt)
Figure 4. Typical MIC2562A PC Card slot power control
application with dual V
V
MIC2562
PP2
V CC3 IN
Controller
Card Slot
System
Supply
PCMCIA
Power
are driven together.
V CC5 IN
3.3V
12V
(opt)
5V
CC
V PP1
V PP2
CC OUT
V CC
. Note that V
CC
will be 5V when either V
Card Slot
PCMCIA
(5V and 3.3V). Note that V
EN0
EN1
V CC5_EN
V CC3_EN
CC5
V PP IN
(opt)
MIC2562
switch by using the V
V CC3 IN
CC3 IN
V CC5 IN
and V
CC5 IN
V PP1
V PP2
V CC
are driven
CC3
July 1999
Card Slot
PCMCIA
PP1
or V
Micrel
CC5_EN
and
CC5