Datasheet

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