LTC1470 Linear Technology, LTC1470 Datasheet - Page 11

• Manufacturer Part Number: LTC1470
• Description: Single and Dual PCMCIA Protected 3.3V/5V VCC Switches
• Manufacturer: Linear Technology

TYPICAL APPLICATIONS
CL-PD6720
V
* FROM OVERWINDING ON 3.3V OR 5V INDUCTOR IN SYSTEM POWER SUPPLY.
LOGIC
SEE FIGURES 3, 4 FOR FURTHER DETAILS
A_VPP_PGM
B_VPP_PGM
A_VPP_V
B_VPP_V
VPP_VALID
A_V
A_V
B_V
B_V
CC
CC
CC
CC
_3V
_5V
_3V
_5V
CC
CC
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of circuits as described herein will not infringe on existing patent rights.
U
Dual Slot PCMCIA Controller with SafeSlot Current Limit
3.3V
5V
Protection Using LT1313 Dual VPP Regulator/Driver
13V TO 20V*
51k
0.1 F
0.1 F
AEN0
AVALID
AEN1
BEN0
BEN1
BVALID
A3V
A5V
B5V
AEN0
AEN1
BEN0
BEN1
IN
IN
IN
GND
AV
GND
A3V
S
LT1313
LTC1471
IN
B3V
GND
AVPP
BVPP
GND
BV
ASENSE
BSENSE
IN
S
BOUT
BOUT
B3V
AOUT
AOUT
OUT
OUT
IN
+
+
+
+
1 F
1 F
1 F
TANT
1 F
TANT
0.1 F
(OFF/3.3V/5V)
(OFF/3.3V/5V)
10k
10k
LTC1470/LTC1471
VPP1
VPP2
VPP1
VPP2
V
V
CC
CC
CARD SLOT
CARD SLOT
CARD SLOT
PCMCIA
PCMCIA
PCMCIA
#1
#2
#2
1470/71 TA04
11