MIC2562A Micrel Semiconductor, MIC2562A Datasheet - Page 5

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

MIC2562A
Electrical Characteristics (continued)
NOTE 1:
NOTE 2:
NOTE 3:
NOTE 4:
NOTE 5:
NOTE 6:
NOTE 7:
NOTE 8:
NOTE 9:
Figure 1. MIC2562A V
time “A” V
programmed to 5V. At F, V
12V. And at K, V
MIC2562A
Symbol
THERMAL SHUTDOWN
T
FLAG OUTPUT
V
SD
O
OK
FLAG
V PP
Enable
V PP
Output
3.3V
12V
5V
0
0
Functional operation above the absolute maximum stress ratings is not implied.
Static-sensitive device. Store only in conductive containers. Handling personnel and equipment should be grounded to
prevent damage from static discharge.
R
R
Delay from commanding Hi Z or 0V to beginning slope. Does not apply to current limit or overtemperature shutdown
conditions.
The MIC2562A uses V
tions Information for further details.
V
V
example, if both 3.3V and 5V are connected to the MIC2562A, V
A 10k pull-up resistor is connected between FLAG and V
PP
PP IN
PP IN
L
L
= 3.3V is selected. At B, V
= 100 connected to ground.
= 10 connected to ground.
A
Thermal Shutdown Temperature
FLAG Threshold Voltage
(Note 9)
V PP to 3.3V
t 1
is not required for operation.
must be either high impedance or greater than or approximately equal to the highest voltage V
PP
t 4
is again disabled. R
B
PP
Parameter
V PP to 12V
Timing Diagram. V
t 7
PP
is set to 12V. At G, V
CC3 IN
C
for operation. For single 5V supply systems, connect 5V to both V
V PP to 3.3V
t 9
L
PP
= 100 for all measurements. Load capacitance is negligible.
t 14
is set to 12V. At C, V
D
PP
Conditions
FLAG High (OK) Threshold voltage
V PP
OFF
t 11
Enable is shown generically: refer to the timing tables (below). At
E
t 2
V PP to 5V
PP
t 5
is programmed to 5V. At H, V
58
F
CC3
V PP to 12V
PP
IN.
t 8
= 3.3V (from 12V). At D, V
PP IN
must be either 5V, 12V, or high impedance.
G
V PP to 5V
t 10
Min
PP
is disabled. At J, V
H
V PP OFF
V
V
CC
PP
Typ
130
PP
CC3 IN
t 15
t 12
– 1
– 1
is disabled. At E, V
J
V PP to 12V
and V
t 3
t 6
CC
in the system. For
Max
CC5IN
. See Applica-
K
PP
V PP OFF
is set to
t 16
t 13
July 1999
Units
Micrel
V
C
PP
is