Datasheet LT8608, LT8608B (Analog Devices) - 2
| Hersteller | Analog Devices |
| Beschreibung | 42V, 1.5A Synchronous Step-Down Regulator with 2.5μA Quiescent Current |
| Seiten / Seite | 24 / 2 — ABSOLUTE MAXIMUM RATINGS. (Note 1). PIN CONFIGURATION. ORDER INFORMATION … |
| Revision | D |
| Dateiformat / Größe | PDF / 2.7 Mb |
| Dokumentensprache | Englisch |
ABSOLUTE MAXIMUM RATINGS. (Note 1). PIN CONFIGURATION. ORDER INFORMATION http://www.linear.com/product/LT8608#orderinfo
Modelllinie für dieses Datenblatt
Textversion des Dokuments
LT8608/LT8608B
ABSOLUTE MAXIMUM RATINGS (Note 1)
VIN, EN/UV, PG ..42V Operating Junction Temperature Range (Note 2) FB, TR/SS . ...4V LT8608E ... –40°C to 125°C SYNC Voltage . ..6V LT8608I ... –40°C to 125°C LT8608H .. –40°C to 150°C Storage Temperature Range .. –65°C to 150°C
PIN CONFIGURATION
TOP VIEW TOP VIEW BST 1 10 EN/UV BST 1 8 EN/UV SW 2 9 VIN INTV 11 CC 3 8 PG SW 2 7 V 9 IN RT 4 GND 7 TR/SS GND SYNC 5 6 FB INTVCC 3 6 PG MSE PACKAGE RT 4 5 FB 10-LEAD PLASTIC MSOP θJA = 40°C/W, θJC = 10°C/W DC PACKAGE EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB 8-LEAD (2mm × 2mm) PLASTIC DFN
ORDER INFORMATION http://www.linear.com/product/LT8608#orderinfo LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT8608EMSE#PBF LT8608EMSE#TRPBF LTGVZ 10-Lead Plastic MSOP –40°C to 125°C LT8608IMSE#PBF LT8608IMSE#TRPBF LTGVZ 10-Lead Plastic MSOP –40°C to 125°C LT8608HMSE#PBF LT8608HMSE#TRPBF LTGVZ 10-Lead Plastic MSOP –40°C to 150°C LT8608EDC#PBF LT8608EDC#TRPBF LGXB 8-Lead (2mm × 2mm) Plastic DFN –40°C to 125°C LT8608IDC#PBF LT8608IDC#TRPBF LGXB 8-Lead (2mm × 2mm) Plastic DFN –40°C to 125°C LT8608HDC#PBF LT8608HDC#TRPBF LGXB 8-Lead (2mm × 2mm) Plastic DFN –40°C to 150°C LT8608BEDC#PBF LT8608BEDC#TRPBF LGXC 8-Lead (2mm × 2mm) Plastic DFN –40°C to 125°C LT8608BIDC#PBF LT8608BIDC#TRPBF LGXC 8-Lead (2mm × 2mm) Plastic DFN –40°C to 125°C LT8608BHDC#PBF LT8608BHDC#TRPBF LGXC 8-Lead (2mm × 2mm) Plastic DFN –40°C to 150°C Consult ADI 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.
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. PARAMETER CONDITIONS MIN TYP MAX UNITS
Minimum Input Voltage 2.5 3.0 V l 3.2 VIN Quiescent Current VEN/UV = 0V, VSYNC = 0V 1 4 µA VEN/UV = 2V, Not Switching, VSYNC = 0V or LT8608 DFN, VIN ≤ 36V l 1.7 12 µA VIN Current in Regulation VIN = 6V, VOUT = 2.7V, Output Load = 100µA l 56 90 µA VIN = 6V, VOUT = 2.7V, Output Load = 1mA l 500 700 µA Rev C 2 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts
ABSOLUTE MAXIMUM RATINGS (Note 1)
VIN, EN/UV, PG ..42V Operating Junction Temperature Range (Note 2) FB, TR/SS . ...4V LT8608E ... –40°C to 125°C SYNC Voltage . ..6V LT8608I ... –40°C to 125°C LT8608H .. –40°C to 150°C Storage Temperature Range .. –65°C to 150°C
PIN CONFIGURATION
TOP VIEW TOP VIEW BST 1 10 EN/UV BST 1 8 EN/UV SW 2 9 VIN INTV 11 CC 3 8 PG SW 2 7 V 9 IN RT 4 GND 7 TR/SS GND SYNC 5 6 FB INTVCC 3 6 PG MSE PACKAGE RT 4 5 FB 10-LEAD PLASTIC MSOP θJA = 40°C/W, θJC = 10°C/W DC PACKAGE EXPOSED PAD (PIN 11) IS GND, MUST BE SOLDERED TO PCB 8-LEAD (2mm × 2mm) PLASTIC DFN
ORDER INFORMATION http://www.linear.com/product/LT8608#orderinfo LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LT8608EMSE#PBF LT8608EMSE#TRPBF LTGVZ 10-Lead Plastic MSOP –40°C to 125°C LT8608IMSE#PBF LT8608IMSE#TRPBF LTGVZ 10-Lead Plastic MSOP –40°C to 125°C LT8608HMSE#PBF LT8608HMSE#TRPBF LTGVZ 10-Lead Plastic MSOP –40°C to 150°C LT8608EDC#PBF LT8608EDC#TRPBF LGXB 8-Lead (2mm × 2mm) Plastic DFN –40°C to 125°C LT8608IDC#PBF LT8608IDC#TRPBF LGXB 8-Lead (2mm × 2mm) Plastic DFN –40°C to 125°C LT8608HDC#PBF LT8608HDC#TRPBF LGXB 8-Lead (2mm × 2mm) Plastic DFN –40°C to 150°C LT8608BEDC#PBF LT8608BEDC#TRPBF LGXC 8-Lead (2mm × 2mm) Plastic DFN –40°C to 125°C LT8608BIDC#PBF LT8608BIDC#TRPBF LGXC 8-Lead (2mm × 2mm) Plastic DFN –40°C to 125°C LT8608BHDC#PBF LT8608BHDC#TRPBF LGXC 8-Lead (2mm × 2mm) Plastic DFN –40°C to 150°C Consult ADI 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.
ELECTRICAL CHARACTERISTICS The
l
denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. PARAMETER CONDITIONS MIN TYP MAX UNITS
Minimum Input Voltage 2.5 3.0 V l 3.2 VIN Quiescent Current VEN/UV = 0V, VSYNC = 0V 1 4 µA VEN/UV = 2V, Not Switching, VSYNC = 0V or LT8608 DFN, VIN ≤ 36V l 1.7 12 µA VIN Current in Regulation VIN = 6V, VOUT = 2.7V, Output Load = 100µA l 56 90 µA VIN = 6V, VOUT = 2.7V, Output Load = 1mA l 500 700 µA Rev C 2 For more information www.analog.com Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Package Description Revision History Typical Application Related Parts