Datasheet

16
LT1316
1316f LT/TP 0298 4K • PRINTED IN USA
 LINEAR TECHNOLOGY CORPORATION 1997
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
●
[phone]
FAX: [phone]
●
TELEX: 499-3977
●
www.linear-tech.com
TYPICAL APPLICATIONS N
U
Low Profile 2 Cell-to-28V Converter for LCD Bias
V
IN
SW
R
SET
FB
7
1
2
65
D1
8
4
3
SHDN
LBI
LBO
LT1316
GND
C2
1µF
35V
10k
C1
10µF
2 CELLS
V
IN
L1
22µH
V
OUT

28V
5mA
C1: MURATA GRM235Y5V106Z010
C2: SPRAGUE 293D105X9035B2T
C3: 0.33µF CERAMIC, 50V
C4: 100pF CERAMIC, 50V
D1: BAT-54
L1: MURATA LQH3C220K04

1316 TA05
SHUTDOWN
+
4.32M
C4
100pF
50V
204k
C3
0.33µF
50V
Bipolar LCD Bias Supply
V
IN
V
IN
3.3V TO
4.2V
SW
R
SET
8
65
1N914
7
4
SHDN
FB
LT1316
GND
3
47k
L1
47µH
C1
22µF
16V
C4
3.3µF
35V
1316 TA14
+
+
1.00M
88.7k
(BAT54 = TWO DIODES IN SOT23)
BAT54
× 2
100pF
13V
0.5mA
–15V
1.5mA
C3
1µF
35V
C2
1µF
35V
+
+
2N3904
22k
10k
C1: AVX TAJB226M016R
C2, C3: AVX TAJA105K035R
C4: AVX TAJB335M035R
L1: MURATA LQH3C470

PART NUMBER DESCRIPTION COMMENTS
LTC
®
1163 Triple High Side Driver for 2-Cell Inputs 1.8V Minimum Input, Drives N-Channel MOSFETs
LTC1174 Micropower Step-Down DC/DC Converter 94% Efficiency, 130µA I
Q
, 9V to 5V at 300mA
LT1302 High Output Current Micropower DC/DC Converter 5V/600mA from 2V, 2A Internal Switch, 200µA I
Q
LT1304 2-Cell Micropower DC/DC Converter Low-Battery Detector Active in Shutdown, 5V at 200mA for 2 Cells
LT1307 Single Cell Micropower 600kHz PWM DC/DC Converter 3.3V at 75mA from 1 Cell
LTC1440/1/2 Ultralow Power Single/Dual Comparators with Reference 2.8µA I
Q
, Adjustable Hysteresis
LTC1516 2-Cell to 5V Regulated Charge Pump 12µA I
Q
, No Inductors, 5V at 50mA from 3V Input
LT1521 Micropower Low Dropout Linear Regulator 500mV Dropout, 300mA Current, 12µA I
Q
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