LTC1643AL_15 Datasheet, PDF (15/16 Pages) Linear Technology – PCI-Bus Hot Swap Controller

LTC1643AL
LTC1643AL-1/LTC1643AH
PACKAGE DESCRIPTION
GN Package
16-Lead Plastic SSOP (Narrow .150 Inch)
(Reference LTC DWG # 05-08-1641)
.045 ±.005
.189 – .196*
(4.801 – 4.978)
16 15 14 13 12 11 10 9
.009
(0.229)
REF
.254 MIN
.150 – .165
.229 – .244
(5.817 – 6.198)
.150 – .157**
(3.810 – 3.988)
.0165 ± .0015
.0250 TYP
RECOMMENDED SOLDER PAD LAYOUT
.007 – .0098
(0.178 – 0.249)
.015 ± .004
(0.38 ± 0.10)
× 45°
0° – 8° TYP
1 234 5678
.053 – .068
(1.351 – 1.727)
.004 – .0098
(0.102 – 0.249)
.016 – .050
(0.406 – 1.270)
NOTE:
1. CONTROLLING DIMENSION: INCHES
2.
DIMENSIONS
ARE
IN
INCHES
(MILLIMETERS)
3. DRAWING NOT TO SCALE
*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
.008 – .012
(0.203 – 0.305)
.0250
(0.635)
BSC
GN16 (SSOP) 0502
TYPICAL APPLICATIONS
R1
1 ^0.007Ω 2
3
4
Q1
IRF7413
SYSTEM
POWER
SUPPLY
R6
R7
10Ω
100Ω
9
13
10
12
11
3
14
8
3V_IN
GND
1
2
12V_IN
V_EEIN
5V_IN 3V_SENSE 5V_SENSE GATE
3V_OUT 5V_OUT
5
ON
16
12V_OUT
PCI
POWER
SYSTEM
CONTROLLER
R3
10k ₆
FAULT
R4
LTC1643AH
15
V_EEOUT
4
TIMER
10k _{7 PWRGD}
5V
5A
GND
C1
0.047µF
12V
500mA
–12V
100mA
C2
0.1µF
1643A G09
Figure 9. System Without 3.3V Supply
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.
1643afb
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