參數(shù)資料
型號: LTBDM
廠商: Linear Integrated Systems
英文描述: Micropower Buck Regulator with Integrated Boost and Catch Diodes
中文描述: 微功耗降壓穩(wěn)壓器與集成升壓二極管和捕捉
文件頁數(shù): 14/16頁
文件大小: 205K
代理商: LTBDM
14
LT3470
3470f
TYPICAL APPLICATIO S
3.3V Step-Down Converter
V
IN
BOOST
LT3470
SW
BIAS
SHDN
3
6
5
7
1
8
4
C3
0.22
μ
F
L1
33
μ
H
22pF
C2
22
μ
F
3470 TA03
C1
1
μ
F
V
IN
5.5V TO 40V
V
3.3V
200mA
R1
324k
R2
200k
C1: TDK C3216JB1H105M
C2: CE JMK316 BJ226ML-T
L1: TOKO A993AS-270M=P3
FB
GND
OFF ON
V
IN
BOOST
LT3470
SW
BIAS
SHDN
3
6
5
7
1
8
4
C3
0.22
μ
F
L1
33
μ
H
22pF
C2
22
μ
F
3470 TA04
C1
1
μ
F
V
IN
7V TO 40V
V
OUT
5V
200mA
R1
604k
R2
200k
FB
GND
OFF ON
C1: TDK C3216JB1H105M
C2: CE JMK316 BJ226ML-T
L1: TOKO A914BYW-330M=P3
5V Step-Down Converter
1.8V Step-Down Converter
V
IN
BOOST
LT3470
SW
SHDN
3
6
5
1
BIAS
7
8
4
C3
0.22
μ
F
L1
22
μ
H
22pF
C2
22
μ
F
3470 TA04
C1
1
μ
F
V
IN
4V TO 25V
V
1.8V
200mA
R1
147k
R2
332k
FB
GND
OFF ON
C1: TDK C3216JB1H105M
C2: TDK C2012JB0J226M
L1: MURATA LQH32CN150K53
V
IN
BOOST
LT3470
SW
BIAS
SHDN
3
6
5
7
1
8
4
C3
0.22
μ
F
L1
33
μ
H
22pF
C2
10
μ
F
3470 TA06
C1
1
μ
F
V
IN
15V TO 35V
V
OUT
12V
200mA
R1
866k
R2
100k
C1: TDK C3216JB1H105M
C2: TDK C3216JB1C106M
L1: MURATA LQH32CN150K53
FB
GND
OFF ON
12V Step-Down Converter
2.5V Step-Down Converter
V
IN
BOOST
LT3470
SW
BIAS
SHDN
3
6
5
7
1
8
4
C3
0.47
μ
F
L1
33
μ
H
22pF
C2
22
μ
F
3470 TA07
C1
1
μ
F
V
IN
4.7V TO 40V
V
2.5V
200mA
R1
200k
R2
200k
C1: TDK C3216JB1H105M
C2: TDK C2012JB0J226M
L1: SUMIDA CDRH3D28
FB
GND
OFF ON
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