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LTC1642AIGN Datasheet(PDF) 16 Page - Linear Technology |
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LTC1642AIGN Datasheet(HTML) 16 Page - Linear Technology |
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16 / 16 page  16 LTC1642A 1642af ©LINEAR TECHNOLOGY CORPORATION 1999 LT/TP 0605 500 • PRINTED IN USA RELATED PARTS PART NUMBER DESCRIPTION COMMENTS LTC1421 Hot Swap Controller Two Supplies from 3V to 12V and –12V LTC4211 Hot Swap Controller with Multifunction Current Control Single Supply from 2.5V to 16.5V, MSOP Package LT4250 Negative Voltage Hot Swap Controller in SO-8 – 48V Supplies, Active Current Limit LTC1643 PCI-Bus Hot Swap Controller 3.3V, 5V, ±12V Supplies for PCI Bus, Active Current Limit TYPICAL APPLICATIO Linear Technology Corporation 1630 McCarthy Blvd., Milpitas, CA 95035-7417 (408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com 12V Hot Swap Circuit for InfiniBand Modules D2 1N4705 18V REF COMP– CRWBR RST TMR BRK TMR GND VCC SENSE GATE COMPOUT RESET FB FAULT ON OV COMP+ LTC1642A 13 12 1 3 2 8 16 15 14 10 5 7 6 4 9 11 R3 100 Ω C2 0.047 µF R4 330 Ω 5% R12 84.5k 1% R6 127k 1% R5 10.2k 1% R2 Q1 C7 0.01 µF R11 12.4k 1% C6 0.1 µF C5 0.01 µF C1* 0.033 µF 30k C4 0.033 µF D1* 1N4148 10k R9 681k 1% R8 100k 1% DC/DC CONVERTER INPUT TO CONVERTER'S RUN/SS TO DC/DC RETURN 1642a TA02 VB_In VBxEn_L VB_Ret InfiniBand BACKPLANE InfiniBand MODULE LOCAL POWER ENABLE UV * INSTALL D1 FOR AUTOMATIC RESTART IF USING D1, INCREASE C1 START-UP DELAY IS 20ms TYPICAL CIRCUIT-BREAKER DELAY IS 1ms TYPICAL †FAIRCHILD (408) 822-2126 R E W O P E L U D O M2 R1 Q W 5 2% 5 , Ω 5 1 0 . 02† 1 6 6 S D F W 0 5% 5 , Ω 7 0 0 . 00† 8 6 6 S D F LONG SHORT LONG PACKAGE DESCRIPTIO GN16 (SSOP) 0204 12 3 4 5 6 7 8 .229 – .244 (5.817 – 6.198) .150 – .157** (3.810 – 3.988) 16 15 14 13 .189 – .196* (4.801 – 4.978) 12 11 10 9 .016 – .050 (0.406 – 1.270) .015 ± .004 (0.38 ± 0.10) × 45° 0 ° – 8° TYP .007 – .0098 (0.178 – 0.249) .0532 – .0688 (1.35 – 1.75) .008 – .012 (0.203 – 0.305) TYP .004 – .0098 (0.102 – 0.249) .0250 (0.635) BSC .009 (0.229) REF .254 MIN RECOMMENDED SOLDER PAD LAYOUT .150 – .165 .0250 BSC .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 16-Lead Plastic SSOP (Narrow .150 Inch) (Reference LTC DWG # 05-08-1641) |
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