參數(shù)資料
型號: LTC1751
廠商: Linear Technology Corporation
英文描述: Micropower, Regulated Charge Pump DC/DC Converters
中文描述: 微功耗,穩(wěn)壓電荷泵DC / DC轉(zhuǎn)換器
文件頁數(shù): 12/12頁
文件大小: 211K
代理商: LTC1751
12
LTC1751/LTC1751-3.3/LTC1751-5
LINEAR TECHNOLOGY CORPORATION 2000
1751f LT/TP 0401 4K PRINTED IN USA
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
G
FAX: (408) 434-0507
G
www.linear-tech.com
PART NUMBER
LTC1144
LTC1262
LTC1514/LTC1515
LTC1516
LTC1517-5/LTC1517-3.3
LTC1522
LTC1555/LTC1556
LTC1682
LTC1754-5
LTC1755
LTC3200
DESCRIPTION
Charge Pump Inverter with Shutdown
12V, 30mA Flash Memory Prog. Supply
Buck/Boost Charge Pumps with I
Q
= 60
μ
A
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
COMMENTS
V
IN
= 2V to 18V, 15V to –15V Supply
Regulated 12V
±
5% Output, I
Q
= 500
μ
A
50mA Output at 3V, 3.3V or 5V; 2V to 10V Input
I
Q
= 12
μ
A, Up to 50mA Output, V
IN
= 2V to 5V
I
Q
= 6
μ
A, Up to 20mA Output
I
Q
= 6
μ
A, Up to 20mA Output
Step-Up/Step-Down Charge Pump, V
IN
= 2.7V to 10V
Output Noise = 60
μ
V
RMS
, 2.5V to 5.5V Output
I
Q
= 13
μ
A, Up to 50mA Output, SOT-23 Package
Buck/Boost Charge Pump, I
Q
= 60
μ
A, V
IN
= 2.7V to 6V
Low Noise, 5V Output or Adjustable
RELATED PARTS
TYPICAL APPLICATIO
U
C4
1
μ
F
LTC1751
SHDN
C
+
C
V
OUT
FB
GND
C3
680pF
V
IN
SS
2
6
5
1
4
3
7
8
C1
10
μ
F
3V TO 4.5V
Li-Ion
BATTERY
82
1751 TA03
C2
10
μ
F
82
UP TO 6 LEDS
82
82
82
82
V
SHDN
t
17ms
Current Mode White or Blue LED Driver with PWM Brightness Control
Dimensions in inches (millimeters) unless otherwise noted.
U
PACKAGE DESCRIPTIO
MS8 Package
8-Lead Plastic MSOP
(LTC DWG # 05-08-1660)
MSOP (MS8) 1100
* DIMENSION DOES NOT INCLUDE MOLD FLASH, PROTRUSIONS OR GATE BURRS. MOLD FLASH,
PROTRUSIONS OR GATE BURRS SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
** DIMENSION DOES NOT INCLUDE INTERLEAD FLASH OR PROTRUSIONS.
INTERLEAD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
0.021
±
0.006
(0.53
±
0.015)
0
°
– 6
°
TYP
SEATING
PLANE
0.007
(0.18)
0.043
(1.10)
MAX
0.009 – 0.015
(0.22 – 0.38)
0.005
±
0.002
(0.13
±
0.05)
0.034
(0.86)
REF
0.0256
(0.65)
BSC
1
2
3
4
0.193
±
0.006
(4.90
±
0.15)
8
7
6
5
0.118
±
0.004*
(3.00
±
0.102)
0.118
±
0.004**
(3.00
±
0.102)
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