参数资料
型号: LTC1421ISW#TR
厂商: Linear Technology
文件页数: 23/24页
文件大小: 329K
描述: IC CONTROLLER HOTSWAP ADJ 24SOIC
标准包装: 1,000
类型: 热交换控制器
应用: 通用
内部开关:
电源电压: 3 V ~ 12 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 24-SOIC(0.295",7.50mm 宽)
供应商设备封装: 24-SOIC
包装: 带卷 (TR)
23
LTC1421/LTC1421-2.5
APPLICATIONS INFORMATION
U
U
U
G Package
24-Lead Plastic SSOP (0.209)
(LTC DWG # 05-08-1640)
Dimensions in inches (millimeters) unless otherwise noted.
PACKAGE DESCRIPTION
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.
0.037  0.045
(0.940  1.143)
0.004  0.012
(0.102  0.305)
0.093  0.104
(2.362  2.642)
0.050
(1.270)
BSC
0.014  0.019
(0.356  0.482)
TYP
0? 8?TYP
NOTE 1
0.009  0.013
(0.229  0.330)
0.016  0.050
(0.406  1.270)
  0.291  0.299**
(7.391  7.595)
?45?/DIV>
0.010  0.029
(0.254  0.737)
NOTE:
1. PIN 1 IDENT, NOTCH ON TOP AND CAVITIES ON THE BOTTOM OF PACKAGES ARE THE MANUFACTURING OPTIONS.
  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
*
**
S24 (WIDE) 1098
NOTE 1
 0.598  0.614*
(15.190  15.600)
22   21   20   19   18   17   16   15
1
2    3
4
5
6
7    8
0.394  0.419
(10.007  10.643)
9    10
13
14
11   12
23
24
G24 SSOP 1098
0.13  0.22
(0.005  0.009)
0? 8?/DIV>
0.55  0.95
(0.022  0.037)
  5.20  5.38**
(0.205  0.212)
7.65  7.90
(0.301  0.311)
1   2   3   4
5
6
7
8   9  10 11 12
  8.07  8.33*
(0.318  0.328)
21
22
18 17 16 15 14 13
19
20
23
24
1.73  1.99
(0.068  0.078)
0.05  0.21
(0.002  0.008)
0.65
(0.0256)
BSC
0.25  0.38
(0.010  0.015)
NOTE: DIMENSIONS ARE IN MILLIMETERS
DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.152mm (0.006") PER SIDE
DIMENSIONS DO NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.254mm (0.010") PER SIDE
*
**
SW Package
24-Lead Plastic Small Outline (Wide 0.300)
(LTC DWG # 05-08-1620)
Figure 26. Power-Up and Power-Down Sequence Controller
10
11
6
7
8
14
13
15
9
1
24
4
5
3
2
12
LTC1421
16
C2
0.1礔
24V
C1
1礔
16V
0.047礔
17
18
19
20
21
22
23
+
C5
0.1礔
25V
1k
R1
0.005&
1W
R3
1M
5%,1/8W
Q1
MTB50N06E
Q2
MTB50N06E
S1
1421 F26
PC BOARD
BACKPLANE
5V
3.3V
R6
200k
1%
1/16W
R5
330k
1%
1/16W
3.3V
8A
5V
8A
R2
0.005&
1W
C
LOAD
C
LOAD
+
RESET
GND
V
CC
R4
1k
5%
1/16W
1礔
4
3
2
1
4
3
2
1
10k
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