参数资料
型号: LTC1515IS8-3.3/5
厂商: Linear Technology
文件页数: 8/8页
文件大小: 0K
描述: IC REG MULTI CONFIG 50MA 8SOIC
标准包装: 100
类型: 降压(降压),升压(升压),切换电容(充电泵)
输出类型: 固定
输出数: 1
输出电压: 3.3V,5V
输入电压: 2 V ~ 10 V
频率 - 开关: 650kHz
电流 - 输出: 50mA
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
包装: 管件
供应商设备封装: 8-SOIC
LTC1515 Series
TYPICAL APPLICATIO N S
Low Power, Low Noise Step-Up/Step-Down 5V Supply with Reset
ON OFF
RESET
1.4M
402k
470k
1
2
3
4
SHDN
POR
LTC1515
FB
GND
V OUT
V IN
C1 +
C1 –
8
7
6
5
0.22 μ F
+
10 μ F
+
5.5V
22 μ F 2 ?
8
IN
V IN = 3V TO 10V
+
10 μ F
Programmable 3V/5V GSM SIM Card Power Supply
LT1121-5
OUT
GND
3
1
+
10 μ F
V OUT = 5V
I OUT = 20mA
V RIPPLE < 1mV P-P
ON OFF
5V 3V
NC
1
2
3
4
SHDN V OUT
POR V IN
LTC1515-3/5
5/3 C1 +
GND C1 –
8
7
6
5
0.1 μ F
+
10 μ F
+
V OUT = 3V OR 5V
I OUT = 15mA
10 μ F Li-Ion
LTC1515 ? TA04
LTC1515 ? TA03
Positive and Negative Supply
ON OFF
V IN
NC
1
2
3
4
SHDN V OUT
POR V IN
LTC1515-3/5
5/3 C1 +
GND C1 –
8
7
6
5
0.22 μ F
+
10 μ F
+
10 μ F
470 ?
8.2k
V OUT = 5V
I OUT = 15mA, 2.7V ≤ V IN ≤ 4.4V
I OUT = 50mA, 3.3V ≤ V IN ≤ 4.4V
V IN = 2.7V TO 4.4V
Q1
Q2
* CENTRAL SEMICONDUCTOR
CMPSH-35 DUAL SCHOTTKY
** OPTIONAL CIRCUITRY FOR MAINTAINING
–V OUT WITH LOW V OUT LOADS
Q1, Q2: 2N3904
0.22 μ F
*
**
2.4k
10 μ F
V OUT = –1V TO –3.5V
I OUT = 5mA
LTC1515 ? TA05
PACKAGE DESCRIPTIO N
Dimensions in inches (millimeters) unless otherwise noted.
S8 Package
8-Lead Plastic Small Outline (Narrow 0.150)
(LTC DWG # 05-08-1610)
0.189 – 0.197 *
(4.801 – 5.004)
0.010 – 0.020
(0.254 – 0.508)
0.008 – 0.010
(0.203 – 0.254)
× 45 °
0.053 – 0.069
(1.346 – 1.752)
0 ° – 8 ° TYP
0.004 – 0.010
(0.101 – 0.254)
8
7
6
5
0.228 – 0.244
0.150 – 0.157**
0 .016   – 0.050
0.406 – 1.270
0.014 – 0.019
(0.355 – 0.483)
0.050
(1.270)
(5.791 – 6.197)
(3.810 – 3.988)
* DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
TYP
** DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
1
2
3
4
SO8 0996
RELATED PARTS
PART NUMBER
LTC1514 Series
LTC1516
LTC1517-5
LTC1522
LTC1555/LTC1556
LTC660
DESCRIPTION
Step-Up/Step-Down Switched Capacitor DC/DC Converters
Micropower, Regulated 5V Charge Pump DC/DC Converter
Micropower, Regulated 5V Charge Pump DC/DC Converter
Micropower, Regulated 5V Charge Pump DC/DC Converter
SIM Power Supply and Level Translators
100mA CMOS Voltage Converter
COMMENTS
V IN 2V to 10V, 3.3V and 5V Versions, I OUT to 50mA
I OUT = 20mA (V IN ≥ 2V), I OUT = 50mA (V IN ≥ 3V)
LTC1522 Without Shutdown and Packaged in SOT-23
Available in 8-Pin MSOP, 6 μ A Quiescent Current, I OUT = 20mA
Step-Up/Step-Down SIM Power Supply and Level Translators
5V to – 5V Conversion with Low Voltage Loss
8
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417 q (408)432-1900
FAX: (408) 434-0507 q TELEX: 499-3977 q www.linear-tech.com
1515f LT/TP 0298 4K ? PRINTED IN USA
? LINEAR TECHNOLOGY CORPORATION 1997
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