LT1269 データシートの表示（PDF） - Linear Technology
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LT1269 Datasheet PDF : 8 Pages
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TYPICAL APPLICATI S
Boost Converter (5V to 12V)
5V
100µH*
VIN
VSW
LT1271
GND
VC FB
1k
1µF
* COILTRONICS CTX100-2-52
MBR330
10.7k
+
1.24k
12V
0.5A
100µF
25V
1271/69 TA03
LT1271/LT1269
PACKAGE DESCRIPTIO Dimensions in inches (millimeters) unless otherwise noted.
0.256
(6.502)
0.060
(1.524)
0.060
(1.524)
0.183
(4.648)
0.075
(1.905)
0.300
(7.620)
BOTTOM VIEW OF DD PAK
HATCHED AREA IS SOLDER PLATED
COPPER HEAT SINK
0.060
(1.524)
TYP
Q Package
5-Lead Plastic DD Pak
(LTC DWG # 05-08-1461)
0.390 – 0.415
(9.906 – 10.541)
15° TYP
0.330 – 0.370
(8.382 – 9.398)
0.165 – 0.180
(4.191 – 4.572)
0.059
(1.499)
TYP
0.143
+0.012
–0.020
( ) 3.632
+0.305
–0.508
0.057 – 0.077
(1.447 – 1.955)
0.028 – 0.038
(0.711 – 0.965)
0.013 – 0.023
(0.330 – 0.584)
0.045 – 0.055
(1.143 – 1.397)
0.004
+0.008
–0.004
( ) 0.102
+0.203
–0.102
0.095 – 0.115
(2.413 – 2.921)
0.050 ± 0.012
(1.270 ± 0.305)
Q(DD5) 0396
5
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