參數(shù)資料
型號: LT1302- 5
廠商: Linear Technology Corporation
英文描述: Micropower High Output Current Step-Up Fixed 5V DC/DC Converters(微功耗,高輸出電流,5V固定輸出電壓,步升DC/DC變換器)
中文描述: 微高輸出電流升壓型固定5V直流/直流轉(zhuǎn)換器(微功耗,高輸出電流,5V的固定輸出電壓,步升直流/直流變換器)
文件頁數(shù): 15/16頁
文件大小: 313K
代理商: LT1302- 5
15
LT1302/LT1302-5
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
TYPICAL APPLICATIO
N
S
2 Li-Ion Cell to 5.8V/600mA DC/DC Converter
3 Cell to 3.3V Buck-Boost Converter with Auxiliary 12V Regulated Output
1302 TA05
LT1302
GND
PGND
SHDN
FB
V
IN
V
C
I
T
SW
SHUTDOWN
169k
1%
200pF
100k
1%
24k
4700pF
10
0.1
μ
F
3
8
T1C
1
10
T1A
7
4
T1D
6
5
T1E
V
2.5V-8V
C3
47
μ
F
16V
+
2
9
T1B
22
μ
F
25V
+
C1
100
μ
F
16V
+
D1
D2
13V
C2
330
μ
F
6.3V
+
3.3V OUTPUT
400mA
330k
1%
3.3
μ
F
+
150k
1%
12V
120mA
T1 =
D1, D2 =
C1 =
C2 =
C3 =
DALE LPE-6562-A069, 1:3:1:1:1 TURNS RATIO, 10
μ
H PRIMARY. DALE (605) 665-9301
MOTOROLA MBRS130LT3
AVX TPSE107016R0100
AVX TPSE337006R0100
AVX TPSD476016R0150
LT1121
GND
IN
SHDN
ADJ
OUT
V
IN
I
T
FB
SHDN
GND
SHUTDOWN
L1
22
μ
H
L2
22
μ
H
V
C
PGND
1
μ
F
10
LT1302
SW
20k
1302 TA07
V
OUT
5.8V
600mA
V
IN
4V TO 9V
100k
1%
MBRS130LT3
365k
1%
+
+
+
C1
100
μ
F
16V
+
C2
220
μ
F
10V
C3
220
μ
F
10V
10nF
DUTY CYCLE =
V
OUT
V
IN
+ V
OUT
PEAK SWITCH VOLTAGE
=
V
IN
+ V
OUT
L1, L2=COILCRAFT DO3316-223
C1=AVX TPSE107016R0100
C2, C3=AVX TPSE227010R0100
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