PCMCIA Host and Card
Power Solutions – InfoCard 17
Rev B 0295
Linear Technology PCMCIA Product Family
DEVICE DESCRIPTION PACKAGE
LT®1312 Single PCMCIA VPP Driver/Regulator 8-Pin SOIC
LT1313 Dual PCMCIA VPP Driver/Regulator 16-Pin SOIC*
LTC®1314 Single PCMCIA Switch Matrix 14-Pin SOIC
LTC1315 Dual PCMCIA Switch Matrix 24-Pin SSOP
LTC1470 Protected VCC 5V/3.3V Switch Matrix 8-Pin SOIC
LTC1471 Dual Protected VCC 5V/3.3V Switch Matrix 16-Pin SOIC*
LTC1472 Protected VCC and VPP Switch Matrix 16-Pin SOIC*
*Narrow Body
PC Card Host Power Interface
■Both VCC and VPP Switching in a
Single Package
■Built-In SafeSlotTM Current Limit and
Thermal Shutdown
■16-Pin (Narrow) SOIC Package
■Inrush Current Limited (Drives 150µF
Loads)
■Continuous 12V Power Not Required
■Extremely Low RDS(ON) NMOS
Switches
■Guaranteed 1A VCC Current and 120mA
VPP Current
■1µA Quiescent Current in Standby
■No External Components Required
■Compatible with Industry Standard Controllers
■Break-Before-Make Switching
■Controlled Rise and Fall Times
■Compatible with Cirrus Logic CL-PD6720, Intel 365-type and
Other PCMCIA Host Adaptor Chips
VCC Switch Truth Table
V
CC
ENO V
CC
EN1 V
CC(OUT)
0 0 Off
105V
0 1 3.3V
1 1 Off
VPP Switch Truth Table
VPP ENO VPP EN1 VPP
OUT
000V
01V
CC(IN)
1 0 VPP
IN
1 1 Hi-Z
3V
IN
VPP
IN
5V
IN
V
DD
VPP EN0
VPP EN1
V
CC
EN0
V
CC
EN1
SHDN
VPP
OUT
V
CC(IN)
V
CC(OUT)
LTC1472
GND
STEP-UP
REGULATOR
(LT1301)
V
OUT
SHDN
3.3V OR 5V
(12V)
3.3V
5V
(OV,V
CC
, 12V, Hi-Z) VPP1
VPP2
V
CC
V
CC
PCMCIA
CARD SLOT
CONTROLLER
PCMCIA
CARD SLOT
(OFF, 3.3V, 5V)
LTC1472-TA01
LTC1472 Protected PCMCIA V
CC
and VPP Switching Matrix
TOP VIEW
S PACKAGE
16-LEAD PLASTIC SOIC
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
VCC(OUT)
5VIN
VCC EN1
VCC EN0
VPPIN
SHDN
VPP EN0
VPP EN1
VCC(OUT)
3VIN
3VIN
GND
VCC(IN)
VPPOUT
GND
VDD
LTC1472CS
PCMCIA Power Switching Solutions
VCC: 3.3V or 5V
VPP: 0V, VCC, 12V, High-Z
On-Card DC/DC Conversion Solutions
(See pages 3 and 4)
IR LAN Cards
Type III
Hard Disk 
Drive
RF LAN
Cards
FLASH
Memory
Host Cards
SafeSlot is a trademark of Linear Technology Corporation.
MEMBER COMPANY
PCMCIA
, LTC and LT are registered trademarks of Linear Technology Corporation.
16-Lead SOIC
(Narrow Body) 8-Lead SOIC
14-Lead SOIC
24-Lead SSOP
(Packages Enlarged for Clarity)
Linear Technology Corporation • 1630 McCarthy Blvd. • Milpitas, CA 95035-7417 • (408) 432-1900 • www.linear-tech.com • Literature Only: 1-800-4-LINEAR
PCMCIA Host and Card
Power Solutions – InfoCard 17
■Digital Selection of 0V, VCC,
12V or Hi-Z
■Output Current Capability: 120mA
■Internal Current Limiting and
Thermal Shutdown
■Automatic Switching from
3.3V to 5V
■Powered from Unregulated
13V to 20V Supply
■Logic Compatible with Standard PCMCIA Controllers
■Output Capacitors: 1µF
■Quiescent Current in Hi-Z or 0V Mode: 60µA
■Independent VPP Valid Status Feedback Signals
■No VPP Overshoot
2
LTC1470/LTC1471 Single/Dual PCMCIA Protected 5V/3.3V V
CC
Switch
LTC1470
EN1
EN0
5V
IN
3V
IN
OUT
PCMCIA
CARD SLOT
CONTROLLER
PCMCIA
CARD SLOT
+
V
CC
V
CC
1µF10k
GND
0.1µF
5V 3.3V
0.1µF
(Hi-Z/3.3V/5V)
LTC1470-TA01
1
2
3
4
8
7
6
5
TOP VIEW
LTC1470CS8
OUT
3V
IN
3V
IN
GND
OUT
5V
IN
EN1
EN0
S8 PACKAGE
8-LEAD PLASTIC SO
TOP VIEW
S PACKAGE
16-LEAD NARROW PLASTIC SOIC
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
AOUT
A5V
IN
AEN1
AEN0
GND
B3V
IN
B3V
IN
BOUT
AOUT
A3V
IN
A3V
IN
GND
BEN0
BEN1
B5V
IN
BOUT
LTC1471CS
■3.3V/5V Switching in 8-Pin SOIC
Package
■Built-In SafeSlot Current Limit
and Thermal Shutdown
■Extremely Low RDS(ON) MOSFET
Switches
■1A Output Current Capability
■1µA Quiescent Current in Standby
■Built-In Charge Pump (No 12V Required)
■Compatible with Industry Standard Controllers
■Break-Before-Make Switching
■Controlled Rise and Fall Times
■Logic Compatible with Standard PCMCIA Controllers
■LTC1470 (Single) and LTC1471 (Dual)
LTC1314/LTC1315 Single/Dual PCMCIA Switching Matrix with Built-In N-Channel
MOSFET V
CC
Switch Drivers
+
VPPIN
COUT
SHDN
3.3V OR 5V
VDD
VPPOUT VPP1
VPP2
VCC
LTC1314 • TA01
LTC1314
5V
12V
PCMCIA
CARD SLOT
CONTROLLER EN0
EN1
VCC0
VCC1
DRV5
VCCIN
DRV3
GND
5V
3.3V
PCMCIA
CARD SLOT
+
1µF
0.1µF
STEP-UP
REGULATOR
LT1301
VIN
VOUT SHDN
1
2
3
4
5
6
7
8
9
10
11
12
TOP VIEW
G PACKAGE
24-LEAD PLASTIC SSOP
24
23
22
21
20
19
18
17
16
15
14
13
AVPP
IN
ASHDN
AEN0
AEN1
AV
CC0
AV
CC1
BVPP
IN
BSHDN
BEN0
BEN1
BV
CC0
BV
CC1
AV
CCIN
AVPP
OUT
GND
V
DD
ADRV3
ADRV5
BV
CCIN
BVPP
OUT
GND
V
DD
BDRV3
BDRV5
LTC1315CG
TOP VIEW
S PACKAGE
14-LEAD PLASTIC SOIC
1
2
3
4
5
6
7
14
13
12
11
10
9
8
VPP
IN
NC
SHDN
EN0
EN1
V
CC0
V
CC1
V
CCIN
NC
VPP
OUT
GND
V
DD
DRV3
DRV5
LTC1314CS
■Output Current Capability:
120mA
■12V Regulator Can Be Shut
Down
■Built-In N-Channel VCC
Switch Drivers
■Digital Selection of 0V,
VCC(IN), VPPIN or Hi-Z
■3.3V or 5V VCC Supply
■Break-Before-Make Switching
■0.1µA Quiescent Current in Hi-Z or 0V Mode
■No VPPOUT Overshoot
■Logic Compatible with Standard PCMCIA Controllers
■LTC1314 (Single) and LTC1315 (Dual)
LT1312/LT1313 Single/Dual PCMCIA V
CC
Driver/Regulator
VPP1
VPP2
PCMCIA
CARD SLOT
#1
V
CC
VPP1
VPP2
PCMCIA
CARD SLOT
#2
V
CC
ASENSE
AVPP
OUT
GND GND
LT1313
V
S
V
S
AVALID
AEN0
AEN1
BSENSE
BVPP
OUT
BVALID
BEN0
BEN1
13V TO 20V
+
1µF
TANTALUM
1µF
TANTALUM
DUAL PCMCIA
CARD SLOT
CONTROLLER
+
0.1µF
3.3V/5V
3.3V/5V
1313 TA01
1
2
3
4
5
6
7
8
TOP VIEW
S PACKAGE
16-LEAD NARROW PLASTIC SOIC
16
15
14
13
12
11
10
9
GND
AEN0
AEN1
AVALID
GND
BEN0
BEN1
BVALID
AVPP
OUT
NC
V
S
ASENSE
BVPP
OUT
NC
V
S
BSENSE
LT1313CS
1
2
3
4
8
7
6
5
TOP VIEW
GND
EN0
EN1
VALID
VPP
OUT
NC
V
S
SENSE
N8 PACKAGE
8-LEAD PLASTIC DIP
S8 PACKAGE
8-LEAD PLASTIC SOIC
LT1312CS8
PCMCIA Host and Card
Power Solutions – InfoCard 17
VIN VOUT IOUT IQ (µA)
(V) (V) (mA) DEVICE SHUTDOWN FIG COMMENTS
3.3 12 60 LT1106 10 1 1.1mm Max Component Height,
or Includes VPP Switching.
5 Automatic 3.3V/5V VCC Detect
and VPP Bypass if 12V Present
on VPP1 or VPP2
PCMCIA Type I and II Card Solutions (12V VPP Output)
+
V
IN
I
LIM
NC
V
C
SW
C3
0.1µFLT1302
PGND
SHDN SHUTDOWN
FB
GND
2R
C
20k
R1
100k
1%
R2
301k
1%
C
C
0.01µF
C1
100µFD1
+
C2
100µF
L1
10µH
2 CELLS
LT1302 • TA01
C1 = C2 = SANYO OS-CON
L1 = COILTRONICS CTX10-3
 COILCRAFT DO3316-103
5V/600mA
OUTPUT
100pF
(OPTIONAL)
1
8
7
65
3
4
D1 = MOTOROLA MBRS130LT3
Figure 5. LT1302 High Current Step-Up from 2 Cells
+
V
IN
L1N5818
V
OUT
C
I
LIM
V
IN
SW1
SENSE
GND SW2
R
*
Figure 3. Basic Step-Up Converter
+
L1N5817
C
V
IN
SW
SENSE
PGND GND
SELECT
SD
5V/3.3V
SELECT
+
100µF*
SHUT-
DOWN
Figure 2. Flash Memory VPP Generator
Figure 1. 12V, 60mA Flash Memory Programming Supply;
1.1mm Maximum Component Height
Figure 4. Basic Step-Up Converter
*SEE TABLE FOR RECOMMENDED PART,
INDUCTOR, CAPACITOR AND RESISTOR VALUES
+
V
IN
5V
L1N4933 V
OUT
12V
C
V
IN
SW
SENSE
GND
PGM LT1109
LT1109A
Flash Memory VPP (12V) Generation
VIN VOUT IOUT IQLC
(V) (V) (mA) DEVICE (µA) (µH) (µF) FIG COMMENTS
5 12 60 LT1109-12 320 33 22 2 Small, SMT
120 LT1109A-12 320 27 47 2 Small, SMT
200 LT1301* 120 27 47 3 15µA Shutdown Current
2 12 40 LT1109A-12 320 10 22 2 All Surface Mount
Cells 50 LT1301* 120 10 47 3 15µA Shutdown Current
Step-Up From T wo Cells or Three Cells
VOUT IOUT IQLCR
INPUT (V) (mA) DEVICE (µA) (µH) (µF) (Ω) FIG COMMENTS
2 Cells 3.3 400 LT1300 120 10 100 – 3 Selectable 3.3V/5V Out
(2V to 3V) 5 150 LT1107-5 300 33 33 47 4 Surface Mount
LT1108-5 110 100 100 47 4 Lowest IQ
250 LT1300* 120 10 100 – 3 Selectable 3.3V/5V Out
LT1301 120 10 100 – 3 Selectable 5V/12V Out
600 LT1302 200 10 100 – 5 Highest Power Output
12 40 LT1107-12 300 27 33 47 4 Lowest IQ
LT1108-12 110 82 100 47 4 Surface Mount
50 LT1301* 120 10 100 – 2 Selectable 5V/12V Out
3 Cells 5 250 LT1107-5 300 47 33 47 4 Surface Mount
(2.7V to LT1108-5 110 150 100 47 4 Lowest IQ
4.5V) 500 LT1300* 120 10 100 – 3 Selectable 3.3V/5V Out
LT1301 120 10 100 – 3 Selectable 5V/12V Out
1000 LT1302 200 10 100 – 5 Highest Power Output
12 60 LT1107-12 300 47 33 47 4 Surface Mount
LT1108-12 110 150 100 47 4 Lowest IQ
75 LT1301 120 10 100 – 3 Selectable 5V/12V
*LT1303 is functionally similar to LT1300/01, but has low-battery detection circuitry.
3
V
CC
VPP1
G1
VPP2
G2
ON/OFF
GNDPGND
SW
D
S
BSS84
D
S
BSS84
POWER ON
LT1106 • TA01
12/5
SOFT START
AVPP
1M 0.1µF
3/5 DETECT
VPP VALID
1µF
D1
L1
10µH
1µF
VPP1
VPP2
V
CC
3.3V/5V
LT1106
VPP VALID
3/5
12V/60mA
0.1µF
0.1µF
FOR TYPE I CARDS:
L1 = COILTRONICS CTX02-11238, DALE ILS-3825-0 (1.19mm MAX HEIGHT) 
D1 = 4 BAT54Cs IN PARALLEL (PHILIPS), 1.1mm MAX HEIGHT
FOR TYPE II CARDS:
L1 = MURATA ERIE LQH3C100K04M00 (2.2mm MAX HEIGHT)
D1 = PHILIPS PRLL5818 (2.1mm MAX HEIGHT) OR MOTOROLA MBR0520LT
TSSOP
PACKAGE!!
PCMCIA Host and Card
Power Solutions – InfoCard 17
Inductor and Capacitor Part Numbers/Manufacturers
INDUCTOR
VALUE (µH) COILTRONICS
†
COILCRAFT
†
SUMIDA
†
10 CTX02-11238 – –
15 – DT3316-153 CD54-150LC
18 CTX20-1 – CD54-180LC
20 CTX20-1 – –
22 CTX20-1 DT3316-223 CD54-220LC
27 – – CD54-270LC
33 – DT3316-473 CD54-330LC
47 CTX50-1 DT3316-683 CD74-470LC
68 – DT3316-104 CD74-680LC
82 CTX82-1 DT3316-154 CD74-820LC
100 CTX100-1 – CD105-101MC
120 CTX100-1 – CD105-121MC
180 CTX250-4 – CDR125-181MC
220 CTX250-4 – CDR125-221MC
470 – – CDR125-471MC
†
Surface mount inductors
©1994 LT/GP 0295 20K
LOW DROPOUT
V
IN
V
IN
I
SW
(A) STEP- STEP- I
Q
BATT VOLTAGE 3.3V 5V 12V # OF SO
DEVICE (MIN) (MAX) (MAX) UP DOWN (µA) S/D DETECT (V) OUT OUT OUT ADJ PINS PACK APPLICATION EXAMPLE
LT1073 1 15 1 X X 95 X X X X 8 X 1 Cell to 5V, 40mA
LT1107 2 30 1 X X 300 X X X X 8 X 2 Cells to 5V, 150mA
LT1108 2 30 1 X X 110 X X X X 8 X 2 Cells to 5V, 150mA
LT1109 2 30 0.5 X 320 X X X 3, 8 X 5V to 12V VPP, 60mA (Flash Memory)
LT1109A 2 20 1 X 320 X X X 8 X 5V to 12V VPP, 120mA (Flash Memory)
LT1110 1 15 1 X X 350 X X X X 8 X 1 Cell to 5V, 40mA
LT1111 2 30 1 X X 300 X X X X 8 X 2 Cells to 5V, 90mA
LTC1142 6 16 Ext. X 320 X 0 X X 16 X 6-8 Cell to both 5V and 3.3V
LTC1142HV 6 20 Ext. X 320 X 0 X X 28 X 8-10 Cell NiCad to 5V and 3.3V
LTC1143 6 16 Ext. X 320 X 0 X X 28 X 6-8 Cell to both 5V and 3.3V
LTC1147 6 16 Ext. X 160 X 0 X X 8 X 6-8 Cell NiCd to 5V or 3.3V @ 1A+
LTC1148 6 16 Ext. X 160 X 0 X X X 14 X 6-8 Cell NiCd to 5V or 3.3V @ 2A
LTC1148HV 6 20 Ext. X 160 X 0 X X X 14 X 8-10 Cell NiCd to 5V or 3.3V @ 2A
LTC1149 7 48 Ext. X 600 X 2 X X X 16 X ≥8 Cell NiCd to 5V or 3.3V @ 2A
LT1173 2 30 1 X X 110 X X X X 8 X 2 Cells to 5V, 90mA
LTC1174 4 13.5 0.6 X 450 X X 0.5 X X X 8 X 9V to 5V @ up to 400mA
LT1300 2 6 1 X 120 X X X 8 X 2 Cells to 3.3V or 5V @ 250mA
LT1301 2 6 1 X 120 X X X 8 X 2 Cells to 5V or 12V @ 220mA or 50mA
LT1302 2 10 2 X 200 X X 8 X 2 Cell to 5V at 600mA
LT1303 2 6 1 X 120 X X X X 8 X 2 Cell to 5V @ 220mA
LTC1574 4 16 0.6 X 450 X X X X X X 16 X 9V to 5V @ up to 400mA. No External Schottky
Diode Needed.
Linear T echnology Micropower DC/DC Converter Family
1
2
3
4
8
7
6
5
I
LIM
V
IN
SW1
SW2
FB (SENSE)*
SET
A0
GND
*–5, –12 VERSIONS
N8 PACKAGE
8-LEAD PLASTIC DIP S8 PACKAGE
8-LEAD PLASTIC SOIC
LT1107
LT1108
Device Pinouts
1
2
3
4
5
6
7
8
9
10
F PACKAGE
20-LEAD PLASTIC TSSOP
20
19
18
17
16
15
14
13
12
11
SELECT 12/5
SOFT START
V
CC
V
CC
3/5
PGND
PGND
NC
V
SW
V
SW
ON/OFF
AVPP
VPP1
VPP2
G1
G2
VPP VALID
GND
NC
V
SW
LT1106
1
2
3
4
8
7
6
5
V
IN
NC
SW
GND
SENSE
SD
NC
NC (GND)*
*LT1109A ONLY
LT1109
LT1109A
N8 PACKAGE
8-LEAD PLASTIC DIP S8 PACKAGE
8-LEAD PLASTIC SOIC
1
2
3
4
8
7
6
5
GND
LBO
SHDN
FB
(SENSE)*
PGND
SW
V
IN
LBI
LT1303
*FIXED VERSION
N8 PACKAGE
8-LEAD PLASTIC DIP S8 PACKAGE
8-LEAD PLASTIC SOIC
1
2
3
4
8
7
6
5
GND
SEL
SD
SENSE
PGND
SW
V
IN
I
LIM
LT1300
LT1301
N8 PACKAGE
8-LEAD PLASTIC DIP S8 PACKAGE
8-LEAD PLASTIC SOIC
1
2
3
4
8
7
6
5
GND
V
C
SHDN
FB
PGND
SW
V
IN
I
LIM
LT1302
N8 PACKAGE
8-LEAD PLASTIC DIP S8 PACKAGE
8-LEAD PLASTIC SOIC
Coiltronics Intl. Pompano Beach, FL, USA 407-241-7876 FAX: 407-241-9339
Sumida Arlington Heights, IL, USA 708-956-0666 FAX: 708-956-0702
Coilcraft Cary, IL, USA 800-322-2645 FAX: 708-639-1469
Inductor Manufacturers
Capacitor Manufacturers
Best: TPS Series AVX Myrtle Beach, SC,USA 803-946-0690
Better: OS-CON Series Sanyo Video San Diego, CA, USA 619-661-6322
Good: PL Series Nichicon America Schaumberg, IL, USA 708-843-7500
Linear Technology Corporation • 1630 McCarthy Blvd. • Milpitas, CA 95035-7417 • (408) 432-1900 • www.linear-tech.com • Literature Only: 1-800-4-LINEAR