LT1305CS8 Linear Technology, LT1305CS8 Datasheet - Page 7

• Manufacturer Part Number: LT1305CS8
• Description: IC DC/DC CONV STP-UP MCRPWR8SOIC
• Manufacturer: Linear Technology
• Type: Step-Up (Boost)r

Specifications of LT1305CS8

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 5V
• Current - Output: 400mA
• Frequency - Switching: 155kHz
• Voltage - Input: 1.8 ~ 10 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Power - Output: 500mW
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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