參數(shù)資料
型號: LTC1644CGN#TRPBF
廠商: Linear Technology
文件頁數(shù): 23/24頁
文件大小: 447K
描述: IC CONTROLLER HOT SWAP 20-SSOP
標準包裝: 2,500
類型: 熱交換控制器
應用: CompactPCI?
內(nèi)部開關(guān):
電源電壓: 3.3V,5V,±12V
工作溫度: 0°C ~ 70°C
安裝類型: 表面貼裝
封裝/外殼: 20-SSOP(0.154",3.90mm 寬)
供應商設備封裝: 20-SSOP
包裝: 帶卷 (TR)
LTC1644
23
1644f
Table 8. Sense Resistor Selection Guide
CURRENT LIMIT VALUE    PART NUMBER
DESCRIPTION
MANUFACTURER
1A
LR120601R055F
0.055&, 0.5W, 1% Resistor
IRC-TT
WSL1206R055
Vishay-Dale
2A
LR120601R028F
0.028&, 0.5W, 1% Resistor
IRC-TT
WSL1206R028
Vishay-Dale
5A
LR120601R011F
0.011&, 0.5W, 1% Resistor
IRC-TT
WSL2010R011
Vishay-Dale
7.6A
WSL2512R007
0.007&, 1W, 1% Resistor
Vishay-Dale
10A
WSL2512R005
0.005&, 1W, 1% Resistor
Vishay-Dale
Table 9. N-Channel Power MOSFET Selection Guide
CURRENT LEVEL (A)
PART NUMBER
DESCRIPTION
MANUFACTURER
0 to 2
MMDF3N02HD
Dual N-Channel SO-8
ON Semiconductor
R
DS(ON)
 = 0.1&
2 to 5
MMSF5N02HD
Single N-Channel SO-8
ON Semiconductor
R
DS(ON)
 = 0.025&
5 to 10
MTB50N06V
Single N-Channel DD Pak
ON Semiconductor
R
DS(ON)
 = 0.028&
5 to 10
IRF7413
Single N-Channel SO-8
International Rectifier
R
DS(ON)
 = 0.01&
5 to 10
Si4410DY
Single N-Channel SO-8
Vishay-Siliconix
R
DS(ON)
 = 0.01&
APPLICATIO  S I FOR  ATIO
U
U
U
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.
PACKAGE DESCRIPTIO
  .337  .344*
(8.560  8.737)
GN20 (SSOP) 0502
1   2   3   4   5   6   7   8   9  10
.229  .244
(5.817  6.198)
  .150  .157**
(3.810  3.988)
16
17
18
19
20
15 14  13 12    11
.016  .050
(0.406  1.270)
 .015 ?.004
(0.38 ?0.10)
?45?/DIV>
0? 8?TYP
.007  .0098
(0.178  0.249)
.053  .068
(1.351  1.727)
.008  .012
(0.203  0.305)
.004  .0098
(0.102  0.249)
.0250
(0.635)
BSC
.058
(1.473)
REF
.254 MIN
RECOMMENDED SOLDER PAD LAYOUT
.150  .165
.0250 TYP
.0165 ?0015
.045 ?005
  *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
INCHES
(MILLIMETERS)
NOTE:
1. CONTROLLING DIMENSION: INCHES
2. DIMENSIONS ARE IN
3. DRAWING NOT TO SCALE
GN Package
20-Lead Plastic SSOP (Narrow .150 Inch)
(Reference LTC DWG # 05-08-1641)
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