Datasheet LT3694, LT3694-1 (Analog Devices) - 2
| Manufacturer | Analog Devices |
| Description | 36V, 2.6A Monolithic Buck Regulator With Dual LDO |
| Pages / Page | 28 / 2 — ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATION. ORDER INFORMATION … |
| File Format / Size | PDF / 347 Kb |
| Document Language | English |
ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATION. ORDER INFORMATION LEAD FREE FINISH. TAPE AND REEL. PART MARKING*
Model Line for this Datasheet
Text Version of Document
LT3694/LT3694-1
ABSOLUTE MAXIMUM RATINGS (Note 1)
VIN, EN/UVLO (Note 6) ... –0.3V to 70V Operating Junction Temperature Range (Notes 2 and 5) BST ...55V LT3694E ... –40°C to 125°C BST Above SW ..25V LT3694I .. –40°C to 125°C PGOOD ..16V Storage Temperature Range ... –65°C to 150°C TRK/SS, VC, FB, RT, SYNC Pins ...6V Lead Temperature (Soldering, 10 Sec) BIAS, LIM2, LIM3 Pins ...7V (TSSOP Only) ... 300°C
PIN CONFIGURATION
TOP VIEW TOP VIEW V IN V IN GND GND SW SW VIN 1 20 SW 28 27 26 25 24 23 EN/UVLO 1 22 DA EN/UVLO 2 19 DA SYNC (CLKOUT) 2 21 BST SYNC(CLKOUT) 3 18 BST PGOOD 3 20 BIAS PGOOD 4 17 BIAS RT 4 29 19 VC1 RT 5 21 16 VC1 GND TRK/SS1 5 18 FB1 TRK/SS1 6 GND 15 FB1 TRK/SS2 6 17 TRK/SS3 TRK/SS2 7 14 TRK/SS3 FB2 7 16 FB3 FB2 8 13 FB3 DRV2 8 15 DRV3 DRV2 9 12 DRV3 9 10 11 12 13 14 LIM2 10 11 LIM3 LIM2 GND GND GND GND LIM3 FE PACKAGE UFD PACKAGE 20-LEAD PLASTIC TSSOP 28-LEAD (4mm × 5mm) PLASTIC QFN θ JA = 38°C/W EXPOSED PAD (PIN 21) IS GND, MUST BE SOLDERED TO PCB θJA = 34°C/W LT3694-1 PINOUT IS SHOWN IN PARENTHESIS EXPOSED PAD (PIN 29) IS GND, MUST BE SOLDERED TO PCB LT3694-1 PINOUT IS SHOWN IN PARENTHESIS
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT3694EUFD#PBF LT3694EUFD#TRPBF 3694 28-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LT3694IUFD#PBF LT3694IUFD#TRPBF 3694 28-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LT3694EFE#PBF LT3694EFE#TRPBF LT3694FE 20-Lead Plastic TSSOP –40°C to 125°C LT3694IFE#PBF LT3694IFE#TRPBF LT3694FE 20-Lead Plastic TSSOP –40°C to 125°C LT3694-1EUFD#PBF LT3694-1EUFD#TRPBF 36941 28-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LT3694-1IUFD#PBF LT3694-1IUFD#TRPBF 36941 28-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LT3694-1EFE#PBF LT3694-1EFE#TRPBF LT3694FE-1 20-Lead Plastic TSSOP –40°C to 125°C LT3694-1IFE#PBF LT3694-1IFE#TRPBF LT3694FE-1 20-Lead Plastic TSSOP –40°C to 125°C Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. Consult LTC Marketing for information on non-standard lead based finish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/ 36941fb 2 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts
ABSOLUTE MAXIMUM RATINGS (Note 1)
VIN, EN/UVLO (Note 6) ... –0.3V to 70V Operating Junction Temperature Range (Notes 2 and 5) BST ...55V LT3694E ... –40°C to 125°C BST Above SW ..25V LT3694I .. –40°C to 125°C PGOOD ..16V Storage Temperature Range ... –65°C to 150°C TRK/SS, VC, FB, RT, SYNC Pins ...6V Lead Temperature (Soldering, 10 Sec) BIAS, LIM2, LIM3 Pins ...7V (TSSOP Only) ... 300°C
PIN CONFIGURATION
TOP VIEW TOP VIEW V IN V IN GND GND SW SW VIN 1 20 SW 28 27 26 25 24 23 EN/UVLO 1 22 DA EN/UVLO 2 19 DA SYNC (CLKOUT) 2 21 BST SYNC(CLKOUT) 3 18 BST PGOOD 3 20 BIAS PGOOD 4 17 BIAS RT 4 29 19 VC1 RT 5 21 16 VC1 GND TRK/SS1 5 18 FB1 TRK/SS1 6 GND 15 FB1 TRK/SS2 6 17 TRK/SS3 TRK/SS2 7 14 TRK/SS3 FB2 7 16 FB3 FB2 8 13 FB3 DRV2 8 15 DRV3 DRV2 9 12 DRV3 9 10 11 12 13 14 LIM2 10 11 LIM3 LIM2 GND GND GND GND LIM3 FE PACKAGE UFD PACKAGE 20-LEAD PLASTIC TSSOP 28-LEAD (4mm × 5mm) PLASTIC QFN θ JA = 38°C/W EXPOSED PAD (PIN 21) IS GND, MUST BE SOLDERED TO PCB θJA = 34°C/W LT3694-1 PINOUT IS SHOWN IN PARENTHESIS EXPOSED PAD (PIN 29) IS GND, MUST BE SOLDERED TO PCB LT3694-1 PINOUT IS SHOWN IN PARENTHESIS
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT3694EUFD#PBF LT3694EUFD#TRPBF 3694 28-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LT3694IUFD#PBF LT3694IUFD#TRPBF 3694 28-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LT3694EFE#PBF LT3694EFE#TRPBF LT3694FE 20-Lead Plastic TSSOP –40°C to 125°C LT3694IFE#PBF LT3694IFE#TRPBF LT3694FE 20-Lead Plastic TSSOP –40°C to 125°C LT3694-1EUFD#PBF LT3694-1EUFD#TRPBF 36941 28-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LT3694-1IUFD#PBF LT3694-1IUFD#TRPBF 36941 28-Lead (4mm × 5mm) Plastic QFN –40°C to 125°C LT3694-1EFE#PBF LT3694-1EFE#TRPBF LT3694FE-1 20-Lead Plastic TSSOP –40°C to 125°C LT3694-1IFE#PBF LT3694-1IFE#TRPBF LT3694FE-1 20-Lead Plastic TSSOP –40°C to 125°C Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. Consult LTC Marketing for information on non-standard lead based finish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/ 36941fb 2 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts
