參數(shù)資料
型號: LT1640LCS8
廠商: LINEAR TECHNOLOGY CORP
元件分類: 電源管理
英文描述: Negative Voltage Hot Swap Controller
中文描述: 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8
封裝: 0.150 INCH, PLASTIC, SO-8
文件頁數(shù): 12/12頁
文件大?。?/td> 292K
代理商: LT1640LCS8
12
LT1640L/LT1640H
LINEAR TECHNOLOGY CORPORATION 1998
1640lhf LT/TP 1198 4K PRINTED IN USA
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
G
FAX: (408) 434-0507
G
www.linear-tech.com
TYPICAL APPLICATIO
N
U
Using an EMI Filter Module
Many applications place an EMI filter module in the power
path to prevent switching noise of the module from being
injected back onto the power supply. A typical application
using the Lucent FLTR100V10 filter module is shown in
Figure 14. When using a filter, a capacitor (C6) is required
across the enable pin and V
IN–
pin of the module to prevent
noise from momentarily disabling the module.
PART NUMBER
LTC
1421
LTC1422
LTC1643
DESCRIPTION
Dual Channel, Hot Swap Controller
High Side Drive, Hot Swap Controller in SO-8
PCI Hot Swap Controller
COMMENTS
Operates from 3V to 12V
System Reset Output with Programmable Delay
3.3V, 5V, 12V, –12V Supplies for PCI Bus
RELATED PARTS
Dimensions in inches (millimeters) unless otherwise noted.
PACKAGE DESCRIPTIO
N
U
N8 Package
8-Lead PDIP (Narrow 0.300)
(LTC DWG # 05-08-1510)
S8 Package
8-Lead Plastic Small Outline (Narrow 0.150)
(LTC DWG # 05-08-1610)
N8 1197
0.100
±
0.010
(2.540
±
0.254)
0.065
(1.651)
TYP
0.045 – 0.065
(1.143 – 1.651)
0.130
±
0.005
(3.302
±
0.127)
0.020
(0.508)
MIN
0.018
±
0.0
(0.457
±
0.076)
0.125
(3.175)
MIN
0.009 – 0.015
(0.229 – 0.381)
0.300 – 0.325
(7.620 – 8.255)
0.325–0.015
+0.889
–0.381
8.255
(
)
1
2
3
4
8
7
6
5
0.255
±
0.015*
(6.477
±
0.381)
0.400*
(10.160)
MAX
*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.010 INCH (0.254mm)
0.016 – 0.050
0.406 – 1.270
0.010 – 0.020
(0.254 – 0.508)
×
45
°
0
°
– 8
°
TYP
0.008 – 0.010
(0.203 – 0.254)
SO8 0996
0.053 – 0.069
(1.346 – 1.752)
0.014 – 0.019
(0.355 – 0.483)
0.004 – 0.010
(0.101 – 0.254)
0.050
(1.270)
TYP
1
2
3
4
0.150 – 0.157**
(3.810 – 3.988)
8
7
6
5
0.189 – 0.197*
(4.801 – 5.004)
0.228 – 0.244
(5.791 – 6.197)
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
*
**
+
V
EE
V
DD
LT1640L
PWRGD
SENSE
C1
0.033
μ
F
24V
C2
3.3nF
100V
C3
0.1
μ
F
100V
C4
0.1
μ
F
100V
C6
0.1
μ
F
100V
C5
100
μ
F
100V
C7
100
μ
F
16V
Q1
IRF530
R2
10
5%
R3
10k
5%
R4
562k
1%
R5
9.09k
1%
R6
10k
1%
R1
0.02
5%
4
OV
GND
3
2
–48V
UV
5
6
8
7
1
GATE
DRAIN
LUCENT
JW050A1-E
V
IN+
V
OUT+
SENSE
+
TRIM
SENSE
V
OUT–
CASE
9
8
7
5V
1640 F14
6
5
3
1
2
4
ON/OFF
V
IN–
V
OUT+
V
OUT–
V
IN+
CASE
V
IN–
+
LUCENT
FLTR100V10
Figure 14. Typical Application Using a Filter Module
相關(guān)PDF資料
PDF描述
LT1640LIN8 Negative Voltage Hot Swap Controller
LT1640LIS8 Negative Voltage Hot Swap Controller
LT1641-2 Negative 48V Hot Swap Controller
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