LTC1421-2.5CSW#PBF Linear Technology, LTC1421-2.5CSW#PBF Datasheet - Page 23

• Manufacturer Part Number: LTC1421-2.5CSW#PBF
• Manufacturer: Linear Technology

Specifications of LTC1421-2.5CSW#PBF

• Linear Misc Type: Positive Low Voltage
• Family Name: LTC1421
• Package Type: SOIC W
• Operating Supply Voltage (min): 3V
• Operating Supply Voltage (max): 12V
• Operating Temperature (min): 0C
• Operating Temperature (max): 70C
• Operating Temperature Classification: Commercial
• Mounting: Surface Mount
• Pin Count: 24
• Lead Free Status / Rohs Status: Compliant

PACKAGE
APPLICATIONS
(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
(0.254 – 0.737)
(0.005 – 0.009)
**
0.010 – 0.029
*
0.13 – 0.22
NOTE 1
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
(7.391 – 7.595)
0.291 – 0.299**
(0.406 – 1.270)
0.016 – 0.050
3.3V
DESCRIPTION
5V
45
BACKPLANE
U
(0.205 – 0.212)
5.20 – 5.38**
(0.022 – 0.037)
0.55 – 0.95
INFORMATION
0 – 8 TYP
U
PC BOARD
(2.362 – 2.642)
0.093 – 0.104
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.
(1.270)
0.050
BSC
Figure 26. Power-Up and Power-Down Sequence Controller
(0.356 – 0.482)
W
0.014 – 0.019
0 – 8
U
S1
TYP
C1
1 F
16V
24-Lead Plastic Small Outline (Wide 0.300)
(0.0256)
3
Dimensions in inches (millimeters) unless otherwise noted.
0.65
BSC
1
24
12
0.005
1
4
5
3
2
24-Lead Plastic SSOP (0.209)
1W
R1
U
(0.010 – 0.015)
0.25 – 0.38
23
(LTC DWG # 05-08-1620)
(LTC DWG # 05-08-1640)
2
22
4
MTB50N06E
3
SW Package
Q1
G Package
1
21
LTC1421
1k
0.005
1W
R2
20
19
2
4
0.047 F
18
MTB50N06E
17
(0.940 – 1.143)
0.037 – 0.045
(0.102 – 0.305)
0.004 – 0.012
Q2
16
(0.002 – 0.008)
10k
R3
1M
5%,1/8W
0.05 – 0.21
10
11
6
7
8
14
13
15
9
(0.068 – 0.078)
1.73 – 1.99
NOTE 1
C2
0.1 F
24V
1 F
24
1
LTC1421/LTC1421-2.5
R4
1k
5%
1/16W
23
2
24
1 2 3 4 5 6 7 8 9 10 11 12
23
22
3
C5
0.1 F
25V
22
21
4
21
(0.318 – 0.328)
20
20 19
8.07 – 8.33*
(15.190 – 15.600)
5
R5
330k
1%
1/16W
R6
200k
1%
1/16W
0.598 – 0.614*
+
+
19
6
18 17 16 15 14 13
C
C
18
LOAD
LOAD
7
1421 F26
RESET
17
GND
8
V
CC
P
16
9
15
10
5V
8A
3.3V
8A
(0.301 – 0.311)
G24 SSOP 1098
14
11
7.65 – 7.90
13
12
(10.007 – 10.643)
S24 (WIDE) 1098
0.394 – 0.419
23