参数资料
型号: LT3758EDD#PBF
厂商: Linear Technology
文件页数: 36/36页
文件大小: 0K
描述: IC REG CTRLR BST FLYBK INV 10DFN
标准包装: 121
PWM 型: 电流模式
输出数: 1
频率 - 最大: 1MHz
电源电压: 5.5 V ~ 100 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 125°C
封装/外壳: 10-WFDFN 裸露焊盘
包装: 管件
产品目录页面: 1340 (CN2011-ZH PDF)
LT3758/LT3758A
TYPICAL APPLICATIONS
8V to 72V Input, 12V Output SEPIC Converter
Efficiency vs Output Current
L1B
V IN
8V TO 72V
C IN
2.2μF
100V
X7R
× 2
154k
32.4k
V IN
SHDN /UVLO
LT3758
SYNC
RT
GATE
SENSE
L1A
?
C DC
2.2μF
100V D1
X7R, × 2 MBRS3100T3G
M1
Si7456DP
? 105k
1%
0.012
+
C OUT1
47μF
20V
× 2
V OUT
12V
2A
100
90
80
70
60
50
40
30
V IN = 8V
V IN = 42V
V IN = 72V
C VCC
10nF
41.2k
300kHz
0.47μF
SS
V C
10k
FBX
GND INTV CC
4.7μF
10V
X5R
15.8k
1%
C OUT2
10μF
16V
X5R
× 4
20
10
0.001
0.01 0.1 1
OUTPUT CURRENT (A)
10
3758 TA08b
3758 TA08a
L1A, L1B: COILTRONICS DRQ127-220
RELATED PARTS
PART NUMBER
LT3757A
LT3759
LT3957A
LT3958
LT3573/LT3574/
LT3575
LT3511/LT3512
LT3798
LT3799/LT3799-1
DESCRIPTION
Boost, Flyback, SEPIC and Inverting Controller
Boost, SEPIC and Inverting Controller
Boost, Flyback, SEPIC and Inverting Controller
with 5A, 40V Switch
Boost, Flyback, SEPIC and Inverting Controller
with 3.3A, 84V Switch
40V Isolated Flyback Converters
100V Isolated Flyback Converters
Offline Isolated No Opto-Coupler Flyback
Controller with Active PFC
Offline Isolated Flyback LED Controllers with
Active PFC
COMMENTS
2.9V ≤ V IN ≤ 40V, Current Mode Control, 100kHz to 1MHz Programmable
Operation Frequency, 3mm × 3mm DFN-10 and MSOP-10E Packages
1.6V ≤ V IN ≤ 42V, Current Mode Control, 100kHz to 1MHz Programmable
Operation Frequency, MSOP-12E Packages
3V ≤ V IN ≤ 40V, Current Mode Control, 100kHz to 1MHz Programmable Operation
Frequency, 5mm × 6mm QFN Package
5V ≤ V IN ≤ 80V, Current Mode Control, 100kHz to 1MHz Programmable Operation
Frequency, 5mm × 6mm QFN Package
Monolithic No-Opto Flybacks with Integrated 1.25A/0.65A/2.5A Switch
Monolithic No-Opto Flybacks with Integrated 240mA/420mA Switch
V IN and V OUT Limited Only by External Components, MSOP-16 Package
V IN and V OUT Limited Only by External Components, MSOP-16 Package
3758afd
1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408)432-1900 ● FAX:(408)434-0507    www.linear.com ●
36 Linear Technology Corporation
LT 0712 REV D ? PRINTED IN USA
? LINEAR TECHNOLOGY CORPORATION 2009
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