LT1248IS Linear Technology, LT1248IS Datasheet - Page 12

• Manufacturer Part Number: LT1248IS
• Description: IC PFC CTRLR AVERAGE CURR 16SOIC
• Manufacturer: Linear Technology

Specifications of LT1248IS

• Mode: Average Current
• Frequency - Switching: 300kHz
• Current - Startup: 250µA
• Voltage - Supply: 15.5 V ~ 27 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

PACKAGE DESCRIPTIO
RELATED PARTS
LT1248
PART NUMBER
LT1103
LT1249
LT1508
LT1509
12
(0.203 – 0.254)
0.008 – 0.010
**
*
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
(0.254 – 0.508)
0.010 – 0.020
*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.010 INCH (0.254mm)
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone] www.linear-tech.com
(0.406 – 1.270)
(7.620 – 8.255)
(0.229 – 0.381)
0.016 – 0.050
0.300 – 0.325
0.009 – 0.015
0.325
8.255
+0.889
–0.381
+0.035
–0.015
45
DESCRIPTION
Off-Line Switching Regulator
PFC in SO-8
Power Factor and PWM Controller
Power Factor and PWM Controller
0 – 8 TYP
(0.508)
0.020
MIN
(1.346 – 1.752)
0.053 – 0.069
(0.355 – 0.483)
0.014 – 0.019
(3.302 0.127)
0.130 0.005
TYP
(3.175)
0.125
MIN
U
16-Lead Plastic Small Outline (Narrow 0.150)
0.100
(2.54)
BSC
Dimensions in inches (millimeters) unless otherwise noted.
16-Lead PDIP (Narrow 0.300)
(1.270)
0.050
(1.143 – 1.651)
BSC
0.045 – 0.065
(LTC DWG # 05-08-1610)
(LTC DWG # 05-08-1510)
N Package
S Package
COMMENTS
Universal Off-Line Inputs with Outputs to 100W
Simplified PFC Design with Minimal Part Count
Voltage Mode PWM, Simplified PFC Design
Complete Solution for Universal Off-Line Switching Power Supplies
(0.101 – 0.254)
0.004 – 0.010
(0.457 0.076)
0.018 0.003
(1.651)
0.065
TYP
(5.791 – 6.197)
0.228 – 0.244
(6.477 0.381)
0.255 0.015*
16
1
15
2
16
1
15
14
2
3
1248fd LT/GP 0799 2K REV D • PRINTED IN USA
(9.804 – 10.008)
0.386 – 0.394*
14
3
13
4
LINEAR TECHNOLOGY CORPORATION 1993
13
12
4
5
(19.558)
0.770*
MAX
12
5
11
6
11
6
10
7
10
7
9
8
8
N16 1098
9
(3.810 – 3.988)
0.150 – 0.157**
S16 1098