Datasheet LTC3823 (Analog Devices) - 2
| Hersteller | Analog Devices |
| Beschreibung | Fast No RSENSE Step-Down Synchronous DC/DC Controller with Differential Output Sensing, Tracking and PLL |
| Seiten / Seite | 26 / 2 — ABSOLUTE MAXIMUM RATINGS (Note 1). PIN CONFIGURATION. ORDER INFORMATION … |
| Dateiformat / Größe | PDF / 315 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
LTC3823
ABSOLUTE MAXIMUM RATINGS (Note 1)
Supply Voltages RUN, ION .. –0.3V to 12V Input Supply Voltage VIN, PLLFLTR, ITH, VFB Voltages .. –0.3V to 2.7V VINSNS ..–0.3V to 36V INTVCC, ZVCC Voltages ..–0.3V to 7V DRVCC, (BOOST – SW) ..–0.3V to 7V TG, BG, INTVCC Peak Currents ..4A BOOST ... –0.3V to 42V TG, BG, INTVCC RMS Currents ...50mA SENSE+, SW Voltage ...–5V to 36V Operating Temperature Range ...–40°C to 85°C TRACK/SS, FCB, Z0, Z1/SSENABLE, Z2, Junction Temperature (Note 2) ... 125°C PLLIN, V + – OUTSENSE , VOUTSENSE Storage Temperature Range .. –65°C to 125°C Voltages .. –0.3V to (INTVCC + 0.3)V Lead Temperature (Soldering, 10 sec) VON, VRNG, PGOOD Voltages .. –0.3V to (INTVCC + 0.3)V SSOP .. 300°C VDIFFOUT ..–0.3V to INTVCC
PIN CONFIGURATION
TOP VIEW TOP VIEW FCB 1 28 Z0 ON PGOOD V RUN FCB Z0 BOOST TG SW RUN 2 27 BOOST 32 31 30 29 28 27 26 25 V 3 26 ON TG V 1 24 RNG SENSE+ PGOOD 4 25 SW V 2 23 FB SENSE– V 5 24 RNG SENSE+ ITH 3 22 PGND V 6 23 FB SENSE– SGND 4 21 BG 33 I 7 22 TH PGND I 5 ON SGND 20 DRVCC SGND 8 21 BG VDIFFOUT 6 19 INTVCC I 9 20 NC 7 18 Z2 ON INTVCC V + V 10 19 8 17 OUTSENSE Z1/SS DIFFOUT Z2 ENABLE V + 11 18 9 10 11 12 13 14 15 16 OUTSENSE Z1/SSENABLE – IN V – 12 17 NC TR CC OUTSENSE ZVCC V PLLIN INSNS ZV V TRACK/SS 13 16 VIN PLLFL OUTSENSE TRACK/SS PLLFLTR 14 15 PLLIN V UH PACKAGE 32-LEAD (5mm s 5mm) PLASTIC QFN GN PACKAGE TJMAX = 125°C, θJA = 34°C/W 28-LEAD PLASTIC SSOP NARROW EXPOSED PAD (PIN 33) IS SGND, MUST BE SOLDERED TO PCB TJMAX = 125°C, θJA = 80°C/W
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3823EGN#PBF LTC3823EGN#TRPBF LTC3823EGN 28-Lead Plastic SSOP Narrow –40°C to 85°C LTC3823IGN#PBF LTC3823IGN#TRPBF LTC3823IGN 28-Lead Plastic SSOP Narrow –40°C to 85°C LTC3823EUH#PBF LTC3823EUH#TRPBF 3823 32-Lead (5mm × 5mm) Plastic QFN –40°C to 85°C LTC3823IUH#PBF LTC3823IUH#TRPBF 3823 32-Lead (5mm × 5mm) Plastic QFN –40°C to 85°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container. 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/ 3823fd 2
ABSOLUTE MAXIMUM RATINGS (Note 1)
Supply Voltages RUN, ION .. –0.3V to 12V Input Supply Voltage VIN, PLLFLTR, ITH, VFB Voltages .. –0.3V to 2.7V VINSNS ..–0.3V to 36V INTVCC, ZVCC Voltages ..–0.3V to 7V DRVCC, (BOOST – SW) ..–0.3V to 7V TG, BG, INTVCC Peak Currents ..4A BOOST ... –0.3V to 42V TG, BG, INTVCC RMS Currents ...50mA SENSE+, SW Voltage ...–5V to 36V Operating Temperature Range ...–40°C to 85°C TRACK/SS, FCB, Z0, Z1/SSENABLE, Z2, Junction Temperature (Note 2) ... 125°C PLLIN, V + – OUTSENSE , VOUTSENSE Storage Temperature Range .. –65°C to 125°C Voltages .. –0.3V to (INTVCC + 0.3)V Lead Temperature (Soldering, 10 sec) VON, VRNG, PGOOD Voltages .. –0.3V to (INTVCC + 0.3)V SSOP .. 300°C VDIFFOUT ..–0.3V to INTVCC
PIN CONFIGURATION
TOP VIEW TOP VIEW FCB 1 28 Z0 ON PGOOD V RUN FCB Z0 BOOST TG SW RUN 2 27 BOOST 32 31 30 29 28 27 26 25 V 3 26 ON TG V 1 24 RNG SENSE+ PGOOD 4 25 SW V 2 23 FB SENSE– V 5 24 RNG SENSE+ ITH 3 22 PGND V 6 23 FB SENSE– SGND 4 21 BG 33 I 7 22 TH PGND I 5 ON SGND 20 DRVCC SGND 8 21 BG VDIFFOUT 6 19 INTVCC I 9 20 NC 7 18 Z2 ON INTVCC V + V 10 19 8 17 OUTSENSE Z1/SS DIFFOUT Z2 ENABLE V + 11 18 9 10 11 12 13 14 15 16 OUTSENSE Z1/SSENABLE – IN V – 12 17 NC TR CC OUTSENSE ZVCC V PLLIN INSNS ZV V TRACK/SS 13 16 VIN PLLFL OUTSENSE TRACK/SS PLLFLTR 14 15 PLLIN V UH PACKAGE 32-LEAD (5mm s 5mm) PLASTIC QFN GN PACKAGE TJMAX = 125°C, θJA = 34°C/W 28-LEAD PLASTIC SSOP NARROW EXPOSED PAD (PIN 33) IS SGND, MUST BE SOLDERED TO PCB TJMAX = 125°C, θJA = 80°C/W
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3823EGN#PBF LTC3823EGN#TRPBF LTC3823EGN 28-Lead Plastic SSOP Narrow –40°C to 85°C LTC3823IGN#PBF LTC3823IGN#TRPBF LTC3823IGN 28-Lead Plastic SSOP Narrow –40°C to 85°C LTC3823EUH#PBF LTC3823EUH#TRPBF 3823 32-Lead (5mm × 5mm) Plastic QFN –40°C to 85°C LTC3823IUH#PBF LTC3823IUH#TRPBF 3823 32-Lead (5mm × 5mm) Plastic QFN –40°C to 85°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. *The temperature grade is identifi ed by a label on the shipping container. 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/ 3823fd 2