ltc1751 Linear Technology Corporation, ltc1751 Datasheet - Page 12

• Manufacturer Part Number: ltc1751
• Description: Micropower, Regulated Charge Pump Dc/dc Converters
• Manufacturer: Linear Technology Corporation

RELATED PARTS
TYPICAL APPLICATIO
LTC1751/LTC1751-3.3/LTC1751-5
PACKAGE DESCRIPTIO
PART NUMBER
LTC1144
LTC1262
LTC1514/LTC1515
LTC1516
LTC1517-5/LTC1517-3.3
LTC1522
LTC1555/LTC1556
LTC1682
LTC1754-5
LTC1755
LTC3200
12
(0.18)
0.007
** DIMENSION DOES NOT INCLUDE INTERLEAD FLASH OR PROTRUSIONS.
* DIMENSION DOES NOT INCLUDE MOLD FLASH, PROTRUSIONS OR GATE BURRS. MOLD FLASH,
BATTERY
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone] www.linear-tech.com
PROTRUSIONS OR GATE BURRS SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
INTERLEAD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
Li-Ion
3V TO 4.5V
(0.53 0.015)
0.021 0.006
10 F
C1
DESCRIPTION
Charge Pump Inverter with Shutdown
12V, 30mA Flash Memory Prog. Supply
Buck/Boost Charge Pumps with I
Micropower 5V Charge Pump
Micropower 5V/3.3V Doubler Charge Pumps
Micropower 5V Doubler Charge Pump
SIM Card Interface
Low Noise Doubler Charge Pump
Micropower 5V Doubler Charge Pump
Smart Card Interface
Constant Frequency Doubler Charge Pump
V
0 – 6 TYP
SHDN
Current Mode White or Blue LED Driver with PWM Brightness Control
SEATING
U
PLANE
17ms
U
t
0.009 – 0.015
(0.22 – 0.38)
Dimensions in inches (millimeters) unless otherwise noted.
3
7
8
Q
C3
680pF
(1.10)
0.043
V
SHDN
SS
MAX
= 60 A
IN
(LTC DWG # 05-08-1660)
C
8-Lead Plastic MSOP
+
LTC1751
6
0.0256
(0.65)
BSC
1 F
C4
MS8 Package
V
C
GND
OUT
–
5
FB
2
1
4
COMMENTS
V
Regulated 12V 5% Output, I
50mA Output at 3V, 3.3V or 5V; 2V to 10V Input
I
I
I
Step-Up/Step-Down Charge Pump, V
Output Noise = 60 V
I
Buck/Boost Charge Pump, I
Low Noise, 5V Output or Adjustable
Q
Q
Q
Q
IN
C2
10 F
= 12 A, Up to 50mA Output, V
= 6 A, Up to 20mA Output
= 6 A, Up to 20mA Output
= 13 A, Up to 50mA Output, SOT-23 Package
(0.86)
0.034
= 2V to 18V, 15V to –15V Supply
REF
0.005 0.002
(0.13 0.05)
MSOP (MS8) 1100
82
0.193 0.006
0.118 0.004*
(3.00 0.102)
(4.90 0.15)
82
RMS
, 2.5V to 5.5V Output
UP TO 6 LEDS
Q
Q
= 60 A, V
82
= 500 A
IN
1
8
= 2V to 5V
LINEAR TECHNOLOGY CORPORATION 2000
IN
2 3
7 6 5
1751f LT/TP 0401 4K • PRINTED IN USA
= 2.7V to 10V
IN
82
= 2.7V to 6V
4
82
0.118 0.004**
(3.00 0.102)
1751 TA03
82