LT1304 データシートの表示（PDF） - Linear Technology
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LT1304 Datasheet PDF : 16 Pages
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TYPICAL APPLICATIONS
LT1304/LT1304-3.3/LT1304-5
Negative LCD Bias Generator
L1*
10µH
+
2 CELLS
47µF
VIN
SW
FB
LT1304
ILIM
GND
22k
**
1.69M
1%
1M
90.9k 1%
1%
110k
1%
+
3.3µF
1000pF
1µF
CERAMIC
**
–VOUT
–14V TO –22V
1mA TO 10mA
** +
10µF
35V
EFFICIENCY = 70% TO 75%
AT ILOAD ≥ 2mA
* SUMIDA CD43-100
** MOTOROLA MBR0530
VOLTAGE ADJUST
1kHz PWM INPUT
0V TO 5V
1304 TA14
Electroluminescent Panel Driver with 200Hz Oscillator
5V = OPERATE
0V = SHUTDOWN
2N3906
3.3k
VIN
2V TO 7V
22k
22k
75k
1nF
0.01µF
1:12*
+
3
4
47µF
MUR160
600V
1µF
200V
1
6
MBR0530
VIN
SHDN
SW
FB
LBO LT1304
DANGER!10HMIGH VOLTAGE
(3.3M × 3)
FMMT458
51k
22k
50k
22k
LBI
INTENSITY
ILIM GND
ADJUST
EL PANEL
CPANEL ≤ 20nF
22k
NC
1/2 BAW56
1/2 BAW56
200Hz
* DALE LPE3325-A205 TRANSFORMER MEASURES 6.5mm × 8.2mm × 5.2mm (H)
(605) 665-9301
1304 TA15
13
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