36
LTC4230
4230f
LT/TP 0702 2K • PRINTED IN USA
LINEAR TECHNOLOGY CORPORATION 2001
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
RELATED PARTS
PART NUMBER DESCRIPTION COMMENTS
LTC1421 2-Channel Hot Swap Controller 24-Pin, Operates from 3V to 12V and Supports –12V
LTC1422 Single Channel Hot Swap Controller in SO-8 Operates from 2.7V to 12V
LT1641-1/LT1641-2 Positive Voltage Hot Swap Controller Operates from 9V to 80V
LTC1642 Single Channel Hot Swap Controller 16-Pin, Overvoltage Protection to 33V
LTC1644 PCI Hot Swap Controller 3.3V, 5V and ±12V, 1V Precharge, PCI Reset Logic
LTC1647 Dual Channel Hot Swap Controller 8-Pin, 16-Pin, Operates from 2.7V to 16.5V
LTC4211 Single Hot Swap Controller with Multifunction Current Control 2.5V to 16.5V, Similar Features as LTC4230
LT4250L/LT4250H Negative Voltage Hot Swap Controllers in SO-8 Operates from –20V to –80V, Active Current Limiting
LTC4251 –48V Hot Swap Controller in SOT-23 –15V to –100V, Active Current Limiting
U
PACKAGE DESCRIPTIO
GN Package
20-Lead Plastic SSOP (Narrow .150 Inch)
(Reference LTC DWG # 05-08-1641)
Table 5. N-Channel MOSFET Selection Guide
CURRENT LEVEL (A) PART NUMBER DESCRIPTION MANUFACTURER
0 to 2 MMDF3N02HD Dual N-Channel SO-8, R
DS(ON)
= 0.09Ω, C
ISS
= 455pF ON Semiconductor
2 to 5 MMSF5N02HD Single N-Channel SO-8, R
DS(ON)
= 0.025Ω, C
ISS
= 1130pF ON Semiconductor
5 to 10 MTB50N06V Single N-Channel DD Pak, R
DS(ON)
= 0.028Ω, C
ISS
= 1570pF ON Semiconductor
10 to 20 MTB75N05HD Single N-Channel DD Pak, R
DS(ON)
= 0.0095Ω, C
ISS
= 2600pF ON Semiconductor
Table 6. Manufacturers’ Web Sites
MANUFACTURER WEB SITE MANUFACTURER WEB SITE
TEMIC Semiconductor www.temic.com IRC-TT www.irctt.com
International Rectifier www.irf.com Vishay-Dale www.vishay.com
ON Semiconductor www.onsemi.com Vishay-Siliconix www.vishay.com
Intersil www.intersil.com Diodes, Inc. www.diodes.com
APPE DIX
U
0.337 – 0.344*
(8.560 – 8.737)
GN20 (SSOP) 1098
* 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
12
3
4
5
6
7
8910
0.229 – 0.244
(5.817 – 6.198)
0.150 – 0.157**
(3.810 – 3.988)
1617181920
15
14
13
12 11
0.016 – 0.050
(0.406 – 1.270)
0.015
± 0.004
(0.38 ± 0.10)
× 45°
0° – 8° TYP
0.007 – 0.0098
(0.178 – 0.249)
0.053 – 0.068
(1.351 – 1.727)
0.008 – 0.012
(0.203 – 0.305)
0.004 – 0.0098
(0.102 – 0.249)
0.0250
(0.635)
BSC
0.058
(1.473)
REF