LT1509ISW#TRM Linear Technology, LT1509ISW#TRM Datasheet - Page 15

• Manufacturer Part Number: LT1509ISW#TRM
• Manufacturer: Linear Technology

Specifications of LT1509ISW#TRM

• Start-up Supply Current: 250uA
• Switching Freq: 115kHz
• Operating Supply Voltage (max): 27V
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Package Type: SOIC W
• Pin Count: 20
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Not Compliant

PACKAGE
DESCRIPTION
(0.229 – 0.330)
NOTE:
1. PIN 1 IDENT, NOTCH ON TOP AND CAVITIES ON THE BOTTOM OF PACKAGES ARE THE MANUFACTURING OPTIONS
0.009 – 0.013
**
*
THE PART MAY BE SUPPLIED WITH OR WITHOUT ANY OF THE OPTIONS.
DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.010 INCH (0.254mm)
(7.620 – 8.255)
(0.229 – 0.381)
0.300 – 0.325
0.009 – 0.015
0.325
8.255
–0.381
–0.015
+0.635
+0.025
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.
(0.254 – 0.737)
0.010 – 0.029
NOTE 1
(7.391 – 7.595)
0.291 – 0.299**
(0.406 – 1.270)
0.016 – 0.050
U
20-Lead Plastic Small Outline (Wide 0.300)
45
(0.381)
0.015
MIN
Dimension in inches (millimeters) unless otherwise noted.
(6.477 0.381)
0.255 0.015*
(3.302 0.127)
0.130 0.005
20-Lead PDIP (Narrow 0.300)
(3.175)
0.125
MIN
(LTC DWG # 05-08-1510)
(LTC DWG # 05-08-1620)
0 – 8 TYP
SW Package
N Package
NOTE 1
(2.362 – 2.642)
0.093 – 0.104
20
1
(1.270)
(0.127)
0.050
0.005
TYP
MIN
19
2
(2.540 0.254)
0.100 0.010
20
1
(0.356 – 0.482)
0.014 – 0.019
18
3
19
2
TYP
18
17
(1.143 – 1.651)
4
0.045 – 0.065
3
17
(12.598 – 13.005)
4
16
(26.416)
0.496 – 0.512*
5
1.040*
MAX
16
5
15
6
15
6
14
14
7
7
13
8
13
8
12
9
12
(0.457 0.076)
9
0.018 0.003
11
10
(0.940 – 1.143)
0.037 – 0.045
10
11
(0.102 – 0.305)
0.004 – 0.012
(10.007 – 10.643)
0.394 – 0.419
(1.651)
0.065
N20 0695
TYP
SOL20 0695
LT1509
15