LT1305 查看數據表（PDF） - Linear Technology
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LT1305 Datasheet PDF : 8 Pages
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LT1305
TYPICAL APPLICATIONS N
Setting Output Voltage
L1
1N5817
VIN
100µF
VIN
SW
LT1305
FB
GND
PGND
VOUT
R2
220µF
R1
( ) VOUT = 1.24V
1 + R2
R1
LT1305 • TA03
3.5V to 6.5V
4-Cell-to-5V Converter
L1*
22µH
+100µF** MBRS130LT3
4 CELLS
VIN
SW
100µF
LT1305
SHDN
GND
FB
PGND
SHUTDOWN
*COILCRAFT DO3316-223 OR
SUMIDA CD105-220
**SANYO OS-CON
309k
22µH*
100k
5V
400mA
150µF**
LT1305 • TA05
5V Step-Up Converter with Reference Output
1.8V TO 4.5V
INPUT
100k
2N3906
VREF
OUTPUT
1.24V
2.2µF 33k
10µH*
MBRS130LT3
VIN
SW
LBO
100µF
LT1305
309k
LBI
GND
FB
PGND
100k
5V
400mA
220µF
*COILCRAFT DO3316-103
VIN
1.5V TO 8V
EL Panel Driver
T1**
1:15
4, 5 • 6
10Ω •
1, 2
10
1N5818
MUR160
3.3M
+
47µF ††
VIN
SW
3.3M
0.1µF
CERAMIC
LT1305
3.3M 1N4148
10k
SHDN
FB
GND
PGND
51k
SHUTDOWN
R1†
25k
100Hz TO 1000Hz
SQUARE WAVE
DRIVE
*ADD C1 FOR OPEN-PANEL PROTECTION
**DALE LPE5047-A132 1:15 TURNS RATIO
10µH PRIMARY INDUCTANCE (605) 666-9301
†R1 ADJUSTS VOUT 83VRMS TO 115VRMS
††AVX TPS OR SANYO OS-CON MUST HAVE ESR ≤ 0.15Ω
LT1305 • TA06
C1*
50pF
4.7µF
+160V
1k
1/2W
ZETEX
FZT658
EL PANEL
CPANEL ≤ 100nF
LT1305 • TA04
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.
7
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