LTC4240 Linear Technology, LTC4240 Datasheet - Page 28

• Manufacturer Part Number: LTC4240
• Description: CompactPCI Hot Swap Controller with I2C Compatible Interface
• Manufacturer: Linear Technology

PACKAGE DESCRIPTIO
RELATED PARTS
PART NUMBER
LTC1421
LTC1422
LT1641-1/LT1641-2
LTC1642
LTC1643AL/LTC1643AL-1/ PCI Bus Hot Swap Controllers
LTC1643AH
LTC1644
LTC1645
LTC1646
LTC1647
LTC4211
LTC4230
LTC4241
LT4250L/LT4250H
LTC4251
LTC4252
LTC4350
LTC4240
28
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone]
.254 MIN
.0165 .0015
(0.191 – 0.249)
.0075 – .0098
RECOMMENDED SOLDER PAD LAYOUT
NOTE:
1. CONTROLLING DIMENSION: INCHES
2. DIMENSIONS ARE IN
3. DRAWING NOT TO SCALE
**DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
*DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
DESCRIPTION
Hot Swap Controller
Hot Swap Controller in SO-8
Positive Voltage Hot Swap Controller in SO-8
Fault Protected Hot Swap Controller
CompactPCI Hot Swap Controller
2-Channel Hot Swap Controller
CompactPCI Hot Swap Controller for 3.3V and 5V
Dual Hot Swap Controller
Single Hot Swap Controller with Multifunction Current Control 2.5V to 16.5V, Dual Level Circuit Breaker, No Gate Capacitor
Triple Hot Swap Controller with Multifunction Current Control
PCI Hot Swap Controller with 3.3V Auxiliary
–48 Hot Swap Controllers in SO-8
–48 Hot Swap Controller in SOT-23
–48 Hot Swap Controller in MSOP
Hot Swappable Load Share Controller
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
(0.406 – 1.270)
.016 – .050
(MILLIMETERS)
U
INCHES
0 – 8 TYP
www.linear.com
(0.38 0.10)
.015 .004
28-Lead Plastic SSOP (Narrow .150 Inch)
.045 .005
.150 – .165
(Reference LTC DWG # 05-08-1641)
.0250 TYP
45
GN Package
(5.817 – 6.198)
(0.203 – 0.305)
.229 – .244
.008 – .012
(1.351 – 1.748)
.053 – .069
28
1
27
2 3
26
COMMENTS
Dual Supplies for 3V to 12V, Additionally –12V
Single Supply from 3V to 12V
Supplies from 9V to 80V, Latched Off/Auto Retry
3V to 15V, Overvoltage Protection Up to 33V
3.3V, 5V, 12V, –12V Supplies for PCI Bus
3.3V, 5V, 12V, I/O Precharge and Local Reset Logic
Operates from 1.2V to 12V, Power Sequencing
3.3V and 5V only, I/O Precharge and Local Reset Logic
Dual ON Pins for Supplies from 3V to 15V
1.7V to 16.5V, Dual Level Circuit Breaker, No Gate Capacitor
3.3V, 5V, 12V and 3.3VAux Supplies for PCI Bus
Active Current Limiting, Supplies from –20V to –80V
Floating Topology, Active Current Limiting
Floating Topology, Active Current Limiting, PWRGD Output
Eliminates ORing Diodes, Identifies and Localizes Faults
25
4
24
5 6 7
(9.804 – 9.982)
23
.386 – .393*
(0.635)
.0250
22
BSC
21
8 9 10 11 12
20
19 18 17
LINEAR TECHNOLOGY CORPORATION 2003
1615
13 14
(0.102 – 0.249)
.004 – .009
LT/TP 0403 2K • PRINTED IN USA
GN28 (SSOP) 0502
(3.810 – 3.988)
.150 – .157**
(0.838)
.033
REF
4240f