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| 型号： | LT3980IDE#PBF |
| 厂商： | Linear Technology |
| 文件页数： | 24/24页 |
| 文件大小： | 0K |
| 描述： | IC REG BUCK ADJ 2A 14DFN |
| 标准包装： | 91 |
| 类型： | 降压（降压） |
| 输出类型： | 可调式 |
| 输出数： | 1 |
| 输出电压： | 0.79 V ~ 52.2 V |
| 输入电压： | 3.6 V ~ 58 V |
| PWM 型： | 电流模式，Burst Mode? |
| 频率 - 开关： | 225kHz ~ 2.25MHz |
| 电流 - 输出： | 2A |
| 同步整流器： | 无 |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 14-WFDFN 裸露焊盘 |
| 包装： | 管件 |
| 供应商设备封装： | 14-DFN-EP（4x3） |
LT3980
TYPICAL APPLICATION
1.2V Step-Down Converter
V IN
3.6V TO 32V
ON OFF
RUN/SS
V IN
BD
BOOST
0.47μF
L
3.3μH
V OUT
1.2V
2A
4.7μF
V C
RT
LT3980
SW
D
14k
1nF
97.6k
PG
SYNC
f = 400kHz
GND
DA
FB
100k
52.3k
100μF
3980 TA09
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PART NUMBER
DESCRIPTION
COMMENTS
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36V with Transient Protection to 40V, Dual 1.4A (I OUT ), 3MHz,
High Efficiency Step-Down DC/DC Converter
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High Efficiency Step-Down DC/DC Converter
36V, 40V MAX , 2.5MHz High Efficiency Step-Down DC/DC Converter and
LDO Controller
V IN : 4.2V to 40 V, V OUT(MIN) = 1.21 V, I Q = 2.5μ A, I SD < 1μ A,
3mm × 3mm DFN-10 and MSOP-10 Packages
V IN : 3.6V to 38 V, V OUT(MIN) = 0.78 V, I Q = 70μ A, I SD < 1μ A,
3mm × 3mm DFN-10 and MSOP-10E Packages
V IN : 3.6V to 38 V, V OUT(MIN) = 0.78 V, I Q = 70μ A, I SD < 1μ A,
3mm × 3mm DFN-10 and MSOP-10E Packages
V IN : 3.6V to 34 V, V OUT(MIN) = 1.26 V, I Q = 50μ A, I SD < 1μ A,
3mm × 3mm DFN-10 and MSOP-10E Packages
V IN : 3.6V to 34 V, V OUT(MIN) = 1.26 V, I Q = 850μ A, I SD < 1μ A,
3mm × 3mm DFN-10 and MSOP-10E Packages
V IN : 3.7V to 37 V, V OUT(MIN) = 0.8 V, I Q = 4.6m A, I SD = 1μ A,
4mm × 4mm QFN-24 and TSSOP-16E Packages
V IN : 3.6V to 34 V, V OUT(MIN) = 0.78 V, I Q = 2m A, I SD = 2μ A,
3mm × 3mm DFN-8 and MSOP-8E Packages
V IN : 3.6V to 36 V, V OUT(MIN) = 0.8 V, I Q = 2.5m A, I SD = 10μ A,
3mm × 3mm DFN-10 Package
36V, 2.5MHz, Triple (2.4A + 1.5A + 1.5A (I OUT )) with LDO Controller High V IN : 4V to 36 V, V OUT(MIN) = 0.8 V, I Q = 7m A, I SD < 1μ A,
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LT1976/LT1977
LT3434/LT3435
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DC/DC Converter
60V, 1.2A (I OUT ), 200kHz, High Efficiency Step-Down DC/DC Converter
V IN : 3.3V to 60 V, V OUT(MIN) = 1.20 V, I Q = 100μ A, I SD < 1μ A,
TSSOP-16E Package
V IN : 3.3V to 60 V, V OUT(MIN) = 1.2 V, I Q = 100μ A, I SD < 1μ A,
TSSOP-16E Package
V IN : 3.6V to 36V, V OUT(MIN) = 1.2V, I Q = 1.9mA, I SD < 1μA,
MS8E Package
V IN : 3.6V to 36 V, V OUT(MIN) = 0.8 V, I Q = 1.9m A, I SD < 1μ A,
2mm × 3mm DFN-6 Package
V IN : 5.5V to 60V, V OUT(MIN) = 1.20V, I Q = 2.5mA, I SD < 25μA,
TSSOP-16 and TSSOP-16E Packages
3980fa
Linear Technology Corporation
(408) 432-1900 ● FAX : (408) 434-0507 www.linear.com/LT3980
24
For more
1630 McCarthy Blvd., Milpitas, CA 95035-7417 information www.linear.com/LT3980
●
LT 1013 REV A ? PRINTED IN USA
? LINEAR TECHNOLOGY CORPORATION 2009
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