Datasheet LTC3822 (Analog Devices) - 2
| Hersteller | Analog Devices |
| Beschreibung | No RSENSE , Low Input Voltage, Synchronous Step-Down DC/DC Controller |
| Seiten / Seite | 20 / 2 — ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATION. ORDER INFORMATION. … |
| Dateiformat / Größe | PDF / 209 Kb |
| Dokumentensprache | Englisch |
ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATION. ORDER INFORMATION. LEAD FREE FINISH. TAPE AND REEL. PART MARKING
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Textversion des Dokuments
LTC3822
ABSOLUTE MAXIMUM RATINGS (Note 1)
Input Supply Voltage (VIN) ... –0.3V to 4.5V Operating Temperature Range BOOST Voltage .. –0.3V to 10V (Note 2) ... –40°C to 85°C FREQ, RUN, IPRG Voltages ..–0.3V to (VIN + 0.3V) Storage Ambient Temperature Range... –65°C to 125°C VFB, ITH Voltages .. –0.3V to 2.4V Junction Temperature (Note 3) .. 125°C SW Voltage ... –2V to VIN + 1V Lead Temperature TG, BG Peak Output Current (<10μs) ... 1A (Soldering, 10 sec, MSE only) .. 300°C
PIN CONFIGURATION
TOP VIEW TOP VIEW BG 1 10 RUN BG 1 10 RUN TG 2 9 ITH TG 2 9 ITH BOOST 3 11 8 V BOOST 3 11 8 V FB FB V 4 7 IPRG V 4 7 IPRG IN IN SW 5 6 FREQ SW 5 6 FREQ MSE PACKAGE 10-LEAD PLASTIC MSOP DD PACKAGE 10-LEAD (3mm s 3mm) PLASTIC DFN TJMAX = 125°C, θJA = 40°C/W EXPOSED PAD IS GND TJMAX = 125°C, θJA = 43°C/W (MUST BE SOLDERED TO PCB) EXPOSED PAD IS GND (MUST BE SOLDERED TO PCB)
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3822EDD#PBF LTC3822EDD#TRPBF LCBF 10-Lead (3mm × 3mm) Plastic DFN –40°C to 85°C LTC3822EMSE#PBF LTC3822EMSE#TRPBF LTCBG 10-Lead Plastic MSOP –40°C to 85°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. Consult LTC Marketing for information on non-standard lead based fi nish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifi cations, go to: http://www.linear.com/tapeandreel/ 3822fa 2
ABSOLUTE MAXIMUM RATINGS (Note 1)
Input Supply Voltage (VIN) ... –0.3V to 4.5V Operating Temperature Range BOOST Voltage .. –0.3V to 10V (Note 2) ... –40°C to 85°C FREQ, RUN, IPRG Voltages ..–0.3V to (VIN + 0.3V) Storage Ambient Temperature Range... –65°C to 125°C VFB, ITH Voltages .. –0.3V to 2.4V Junction Temperature (Note 3) .. 125°C SW Voltage ... –2V to VIN + 1V Lead Temperature TG, BG Peak Output Current (<10μs) ... 1A (Soldering, 10 sec, MSE only) .. 300°C
PIN CONFIGURATION
TOP VIEW TOP VIEW BG 1 10 RUN BG 1 10 RUN TG 2 9 ITH TG 2 9 ITH BOOST 3 11 8 V BOOST 3 11 8 V FB FB V 4 7 IPRG V 4 7 IPRG IN IN SW 5 6 FREQ SW 5 6 FREQ MSE PACKAGE 10-LEAD PLASTIC MSOP DD PACKAGE 10-LEAD (3mm s 3mm) PLASTIC DFN TJMAX = 125°C, θJA = 40°C/W EXPOSED PAD IS GND TJMAX = 125°C, θJA = 43°C/W (MUST BE SOLDERED TO PCB) EXPOSED PAD IS GND (MUST BE SOLDERED TO PCB)
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3822EDD#PBF LTC3822EDD#TRPBF LCBF 10-Lead (3mm × 3mm) Plastic DFN –40°C to 85°C LTC3822EMSE#PBF LTC3822EMSE#TRPBF LTCBG 10-Lead Plastic MSOP –40°C to 85°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. Consult LTC Marketing for information on non-standard lead based fi nish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifi cations, go to: http://www.linear.com/tapeandreel/ 3822fa 2