LTC1516 Linear Technology, LTC1516 Datasheet - Page 8

• Manufacturer Part Number: LTC1516
• Description: Micropower/ Regulated 5V Charge Pump DC/DC Converter
• Manufacturer: Linear Technology

RELATED PARTS
PART NUMBER
LT
LTC1144
LTC1261
LTC1262
LTC1550/51
LTC1516
TYPICAL APPLICATIONS
PACKAGE
8
CONTROLLER
®
1054
GSM
3V
(0.203 – 0.254)
**
0.008 – 0.010
*
DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
Fault-Protected SIM Interface Supply for
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
+
(0.254 – 0.508)
10 F
0.010 – 0.020
DESCRIPTION
100mA Switched Capacitor Converter
20mA Switched Capacitor Converter for Up to 20V Inputs
Positive to Negative Regulated Switched Capacitor Converter
5V to 12V Regulated Switched Capacitor Converter
Low Noise Switched Capacitor Regulated Converter
DESCRIPTION
GSM Cellular Phones
1
2
7
4
0.016 – 0.050
0.406 – 1.270
C1
V
SHDN
C2
FAX
IN
LEVEL SHIFT
+
+
LTC1516
: [phone]
0.1 F
0.1 F
45
V
GND
C1
OUT
C2
–
–
8
3
6
5
0 – 8 TYP
U
TELEX
+
U
10 F
: 499-3977
(1.346 – 1.752)
0.053 – 0.069
N
8-Lead Plastic Small Outline (Narrow 0.150)
(0.355 – 0.483)
0.014 – 0.019
RST
V
I
CLK
V
OUT
I/O
Dimensions in inches (millimeters) unless otherwise noted.
GND
OUT
CC
= 40mA
= 5V 4%
SIM CARD
(LTC DWG # 05-08-1610)
1516 • TA02
S8 Package
**
2V TO 5V
*
CENTRAL SEMICONDUCTOR CMPSH-35 DUAL SCHOTTKY
OPTIONAL CIRCUITRY FOR MAINTAINING – V
Q1, Q2: 2N3904
10 F
V
IN
ON/OFF
(1.270)
(0.101 – 0.254)
+
0.050
0.004 – 0.010
BSC
COMMENTS
Includes Reference and Amplifier for Regulation
Includes Micropower Shutdown (8 A)
Low Noise (5mV) Output for Up to 10mA Loads
Up to 30mA at Regulated Output
Provides – 4.1V at 20mA with <1mV Ripple
1
7
2
4
C1
SHDN
V
C2
IN
Generating 5V and a Negative Supply
+
+
LTC1516
(5.791 – 6.197)
0.1 F
0.1 F
0.228 – 0.244
V
GND
C1
OUT
C2
–
–
8
3
6
5
0.22 F
8
1
OUT
AT LOW V
(4.801 – 5.004)
0.189 – 0.197*
2.2 F
7
2
*
LINEAR TECHNOLOGY CORPORATION 1996
OUT
Q1
6
**
3
10 F
LOADS
240
LT/GP 0796 7K • PRINTED IN USA
5
4
Q2
SO8 0695
+
8.2k
3.3k
(3.810 – 3.988)
0.150 – 0.157**
V
I
I
– V
– I
OUT
OUT
OUT
OUT
OUT
= 20mA,V
= 50mA, V
= 5V 4%
= 5mA
= –1.4V TO – 3V
1516 • TA03
IN
IN
2V
3V