Datasheet LT8648S (Analog Devices) - 2
| Manufacturer | Analog Devices |
| Description | 42V, 15A Synchronous Step-Down Silent Switcher 2 |
| Pages / Page | 28 / 2 — ABSOLUTE MAXIMUM RATINGS. PIN CONFIGURATION. (Note 1). ORDER INFORMATION. … |
| File Format / Size | PDF / 2.2 Mb |
| Document Language | English |
ABSOLUTE MAXIMUM RATINGS. PIN CONFIGURATION. (Note 1). ORDER INFORMATION. PACKAGE. MSL. PART NUMBER. PART MARKING*. FINISH CODE
Model Line for this Datasheet
Text Version of Document
LT8648S
ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION (Note 1)
TOP VIEW VIN, EN/UV, PG ..42V BIAS ..25V FB, SS . ...4V FB SS V C PG SYNC/MODE CLKOUT SYNC/MODE Voltage . ..6V 36 35 34 33 32 31 Operating Junction Temperature Range (Note 2) BIAS 1 30 RT LT8648SE .. –40°C to 125°C INTVCC 2 29 EN/UV 37 38 LT8648SJ .. –40°C to 150°C BST 3 GND GND 28 VIN LT8648SH .. –40°C to 150°C SW 4 27 VIN Storage Temperature Range .. –40°C to 150°C SW 5 26 VIN Maximum Reflow (Package Body) Temperature ...260°C SW 6 25 NC 39 40 SW 7 GND GND 24 GND SW 8 23 GND SW 9 22 NC SW 10 41 42 21 VIN GND GND SW 11 20 VIN SW 12 19 VIN 13 14 15 16 17 18 GND GND GND GND GND GND LQFN PACKAGE 36-LEAD (7mm × 4mm × 0.94mm) JEDEC BOARD: JA = 26°C/W, ψJT = 0.3°C/W, JCTOP = 9.1°C/W, JCBOT = 1.9°C/W (Note 3) DEMO BOARD: JA = 15°C/W EXPOSED PAD (PINS 37-42) ARE GND, SHOULD BE SOLDERED TO PCB
ORDER INFORMATION PACKAGE MSL PART NUMBER PART MARKING* FINISH CODE PAD FINISH TYPE** RATING TEMPERATURE RANGE
LT8648SEV#PBF –40°C to 125°C LT8648SJV#PBF 8648S e4 Au (RoHS) LQFN (Laminate Package with QFN Footprint) 3 –40°C to 150°C LT8648SHV#PBF
AUTOMOTIVE PARTS***
LT8648SEV#WPBF –40°C to 125°C LT8648SJV#WPBF 8648S e4 Au (RoHS) LQFN (Laminate Package with QFN Footprint) 3 –40°C to 150°C LT8648SHV#WPBF • Contact the factory for parts specified with wider operating temperature • Recommended LGA and BGA PCB Assembly and Manufacturing ranges. *Pad or ball finish code is per IPC/JEDEC J-STD-609. Procedures • LGA and BGA Package and Tray Drawings Parts ending with PBF are RoHS and WEEE compliant. **The LT8648S package has the same dimensions as a standard 7mm × 4mm QFN package.
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Versions of this part are available with controlled manufacturing to support the quality and reliability requirements of automotive applications. These models are designated with a #W suffix. Only the automotive grade products shown are available for use in automotive applications. Contact your local Analog Devices account representative for specific product ordering information and to obtain the specific Automotive Reliability reports for these models. Rev. 0 2 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Applications Related Parts
ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION (Note 1)
TOP VIEW VIN, EN/UV, PG ..42V BIAS ..25V FB, SS . ...4V FB SS V C PG SYNC/MODE CLKOUT SYNC/MODE Voltage . ..6V 36 35 34 33 32 31 Operating Junction Temperature Range (Note 2) BIAS 1 30 RT LT8648SE .. –40°C to 125°C INTVCC 2 29 EN/UV 37 38 LT8648SJ .. –40°C to 150°C BST 3 GND GND 28 VIN LT8648SH .. –40°C to 150°C SW 4 27 VIN Storage Temperature Range .. –40°C to 150°C SW 5 26 VIN Maximum Reflow (Package Body) Temperature ...260°C SW 6 25 NC 39 40 SW 7 GND GND 24 GND SW 8 23 GND SW 9 22 NC SW 10 41 42 21 VIN GND GND SW 11 20 VIN SW 12 19 VIN 13 14 15 16 17 18 GND GND GND GND GND GND LQFN PACKAGE 36-LEAD (7mm × 4mm × 0.94mm) JEDEC BOARD: JA = 26°C/W, ψJT = 0.3°C/W, JCTOP = 9.1°C/W, JCBOT = 1.9°C/W (Note 3) DEMO BOARD: JA = 15°C/W EXPOSED PAD (PINS 37-42) ARE GND, SHOULD BE SOLDERED TO PCB
ORDER INFORMATION PACKAGE MSL PART NUMBER PART MARKING* FINISH CODE PAD FINISH TYPE** RATING TEMPERATURE RANGE
LT8648SEV#PBF –40°C to 125°C LT8648SJV#PBF 8648S e4 Au (RoHS) LQFN (Laminate Package with QFN Footprint) 3 –40°C to 150°C LT8648SHV#PBF
AUTOMOTIVE PARTS***
LT8648SEV#WPBF –40°C to 125°C LT8648SJV#WPBF 8648S e4 Au (RoHS) LQFN (Laminate Package with QFN Footprint) 3 –40°C to 150°C LT8648SHV#WPBF • Contact the factory for parts specified with wider operating temperature • Recommended LGA and BGA PCB Assembly and Manufacturing ranges. *Pad or ball finish code is per IPC/JEDEC J-STD-609. Procedures • LGA and BGA Package and Tray Drawings Parts ending with PBF are RoHS and WEEE compliant. **The LT8648S package has the same dimensions as a standard 7mm × 4mm QFN package.
***
Versions of this part are available with controlled manufacturing to support the quality and reliability requirements of automotive applications. These models are designated with a #W suffix. Only the automotive grade products shown are available for use in automotive applications. Contact your local Analog Devices account representative for specific product ordering information and to obtain the specific Automotive Reliability reports for these models. Rev. 0 2 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Applications Related Parts
