Datasheet LT3791-1 (Analog Devices) - 2
| Manufacturer | Analog Devices |
| Description | 60V 4-Switch Synchronous Buck-Boost Controller |
| Pages / Page | 26 / 2 — absoluTe MaxiMuM raTings. pin conFiguraTion. (Note 1). orDer inForMaTion … |
| File Format / Size | PDF / 312 Kb |
| Document Language | English |
absoluTe MaxiMuM raTings. pin conFiguraTion. (Note 1). orDer inForMaTion http://www.linear.com/product/LT3791-1#orderinfo
Model Line for this Datasheet
Text Version of Document
LT3791-1
absoluTe MaxiMuM raTings pin conFiguraTion (Note 1)
Supply Voltages TOP VIEW Input Supply (VIN) ...60V CTRL 1 38 OVLO SW1, SW2 ..–1V to 60V SS 2 37 FB C/10, SHORT ...15V PWM 3 36 VC EN/UVLO, IVINP, IVINN, ISP, ISN ..60V C/10 4 35 RT INTV SHORT 5 34 SYNC CC, (BST1-SW1), (BST2-SW2) ...6V CCM, SYNC, RT, CTRL, OVLO, PWM ..6V V 6 33 REF CLKOUT IVINMON, ISMON, FB, SS, VC, V ISMON 7 32 CCM REF ...6V IVINP-IVINN, ISP-ISN, SNSP-SNSN ...±0.5V IVINMON 8 31 PWMOUT SNSP, SNSN ...±0.3V EN/UVLO 9 30 SGND 39 IVINP 10 29 TEST1 Operating Junction Temperature (Notes 2, 3) SGND IVINN 11 28 SNSN LT3791E-1/LT3791I-1 ... –40°C to 125°C V 12 27 IN SNSP LT3791H-1 ... –40°C to 150°C INTV 13 26 CC ISN LT3791MP-1... –55°C to 150°C TG1 14 25 ISP Storage Temperature Range .. –65°C to 150°C BST1 15 24 TG2 Lead Temperature (Soldering, 10 sec) ...300°C SW1 16 23 NC PGND 17 22 BST2 BG1 18 21 SW2 BG2 19 20 PGND FE PACKAGE 38-LEAD PLASTIC TSSOP TJMAX = 150°C, θJA = 28°C/W EXPOSED PAD (PIN 39) IS SGND, MUST BE SOLDERED TO PCB
orDer inForMaTion http://www.linear.com/product/LT3791-1#orderinfo LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT3791EFE-1#PBF LT3791EFE-1#TRPBF LT3791FE-1 38-Lead Plastic TSSOP –40°C to 125°C LT3791IFE-1#PBF LT3791IFE-1#TRPBF LT3791FE-1 38-Lead Plastic TSSOP –40°C to 125°C LT3791HFE-1#PBF LT3791HFE-1#TRPBF LT3791FE-1 38-Lead Plastic TSSOP –40°C to 150°C LT3791MPFE-1#PBF LT3791MPFE-1#TRPBF LT3791FE-1 38-Lead Plastic TSSOP –55°C to 150°C Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. 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/. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix.
e lecTrical characTerisTics The
l
denotes the specifications which apply over the full operating junction temperature range, otherwise specifications are at TA = 25°C (Note 2). VIN = 12V, VEN/UVLO = 12V unless otherwise noted. PARAMETER CONDITIONS MIN TYP MAX UNITS Input
VIN Operating Voltage 4.7 60 V VIN Shutdown IQ VEN/UVLO = 0V 0.1 1 µA VIN Operating IQ (Not Switching) FB = 1.3V, RT = 59.0k 3.0 4 mA 37911fb 2 For more information www.linear.com/LT3791-1 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Typical Application Related Parts
absoluTe MaxiMuM raTings pin conFiguraTion (Note 1)
Supply Voltages TOP VIEW Input Supply (VIN) ...60V CTRL 1 38 OVLO SW1, SW2 ..–1V to 60V SS 2 37 FB C/10, SHORT ...15V PWM 3 36 VC EN/UVLO, IVINP, IVINN, ISP, ISN ..60V C/10 4 35 RT INTV SHORT 5 34 SYNC CC, (BST1-SW1), (BST2-SW2) ...6V CCM, SYNC, RT, CTRL, OVLO, PWM ..6V V 6 33 REF CLKOUT IVINMON, ISMON, FB, SS, VC, V ISMON 7 32 CCM REF ...6V IVINP-IVINN, ISP-ISN, SNSP-SNSN ...±0.5V IVINMON 8 31 PWMOUT SNSP, SNSN ...±0.3V EN/UVLO 9 30 SGND 39 IVINP 10 29 TEST1 Operating Junction Temperature (Notes 2, 3) SGND IVINN 11 28 SNSN LT3791E-1/LT3791I-1 ... –40°C to 125°C V 12 27 IN SNSP LT3791H-1 ... –40°C to 150°C INTV 13 26 CC ISN LT3791MP-1... –55°C to 150°C TG1 14 25 ISP Storage Temperature Range .. –65°C to 150°C BST1 15 24 TG2 Lead Temperature (Soldering, 10 sec) ...300°C SW1 16 23 NC PGND 17 22 BST2 BG1 18 21 SW2 BG2 19 20 PGND FE PACKAGE 38-LEAD PLASTIC TSSOP TJMAX = 150°C, θJA = 28°C/W EXPOSED PAD (PIN 39) IS SGND, MUST BE SOLDERED TO PCB
orDer inForMaTion http://www.linear.com/product/LT3791-1#orderinfo LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT3791EFE-1#PBF LT3791EFE-1#TRPBF LT3791FE-1 38-Lead Plastic TSSOP –40°C to 125°C LT3791IFE-1#PBF LT3791IFE-1#TRPBF LT3791FE-1 38-Lead Plastic TSSOP –40°C to 125°C LT3791HFE-1#PBF LT3791HFE-1#TRPBF LT3791FE-1 38-Lead Plastic TSSOP –40°C to 150°C LT3791MPFE-1#PBF LT3791MPFE-1#TRPBF LT3791FE-1 38-Lead Plastic TSSOP –55°C to 150°C Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container. 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/. Some packages are available in 500 unit reels through designated sales channels with #TRMPBF suffix.
e lecTrical characTerisTics The
l
denotes the specifications which apply over the full operating junction temperature range, otherwise specifications are at TA = 25°C (Note 2). VIN = 12V, VEN/UVLO = 12V unless otherwise noted. PARAMETER CONDITIONS MIN TYP MAX UNITS Input
VIN Operating Voltage 4.7 60 V VIN Shutdown IQ VEN/UVLO = 0V 0.1 1 µA VIN Operating IQ (Not Switching) FB = 1.3V, RT = 59.0k 3.0 4 mA 37911fb 2 For more information www.linear.com/LT3791-1 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Typical Application Related Parts
