Datasheet LTC3709 (Analog Devices) - 2
| Hersteller | Analog Devices |
| Beschreibung | Fast 2-Phase, No RSENSE , Synchronous DC/DC Controller with Tracking/Sequencing |
| Seiten / Seite | 24 / 2 — ABSOLUTE AXI U. RATI GS (Note 1). PACKAGE/ORDER I FOR ATIO. Order Options |
| Dateiformat / Größe | PDF / 329 Kb |
| Dokumentensprache | Englisch |
ABSOLUTE AXI U. RATI GS (Note 1). PACKAGE/ORDER I FOR ATIO. Order Options
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LTC3709
W W W U ABSOLUTE AXI U RATI GS (Note 1)
Input Supply Voltage (VCC, DRVCC) .. 7V to – 0.3V ITH Voltage ... 2.7V to –0.3V Boosted Topside Driver Supply Voltage VFB Voltage .. 2.7V to –0.3V (BOOST1, BOOST2) .. 37V to – 0.3V INTLPF, EXTLPF Voltages .. 2.7V to – 0.3V Switch Voltage (SW1, 2) ... 31V to – 1V V + – OS , VOS Voltages ... 7V to – 0.3V SENSE1+, SENSE2+ Voltages ... 31V to – 1V FCB Voltage .. 7V to – 0.3V SENSE1–, SENSE2– Voltages .. 10V to – 0.3V Operating Temperature Range (Note 4) .. – 40°C to 85°C ION Voltage ... 31V to –0.3V Junction Temperature (Note 2) .. 125°C (BOOST – SW) Voltages .. 7V to – 0.3V Storage Temperature Range RUN/SS, PGOOD Voltages .. 7V to – 0.3V UH Package ... – 65°C to 125°C TRACK Voltage ..7V to – 0.3V G Package ... – 65°C to 150°C VRNG Voltage ... VCC + 0.3V to – 0.3V
U W U PACKAGE/ORDER I FOR ATIO
TOP VIEW NC 1 36 BOOST1 TOP VIEW PGOOD 2 25 TG1 + I 3 34 ON SW1 RNG FCB 4 33 SENSE1+ V FCB I ON PGOOD BOOST1 TG1 SW1 SENSE1 32 31 30 29 28 27 26 25 V 5 32 RNG SENSE1– RUN/SS 1 24 SENSE1– RUN/SS 6 31 PGND1 I 2 23 TH PGND1 I 7 30 TH BG1 VFB 3 22 BG1 V 8 29 FB DRVCC TRACK 4 21 DRVCC TRACK 9 28 BG2 33 SGND 5 20 BG2 SGND 10 27 PGND2 SGND 6 19 PGND2 SGND 11 26 SENSE2– V – 7 18 OS SENSE2– V – 12 25 OS VCC DIFFOUT 8 17 VCC DIFFOUT 13 24 SENSE2+ 9 10 11 12 13 14 15 16 V + 14 23 + + OS SW2 OS NC V TG2 SW2 EXTLPF 15 22 TG2 EXTLPF INTLPF BOOST2 SENSE2 INTLPF 16 21 BOOST2 UH PACKAGE NC 17 20 NC 32-LEAD (5mm × 5mm) PLASTIC QFN EXPOSED PAD IS SGND (PIN 33) NC 18 19 NC MUST BE SOLDERED TO PCB G PACKAGE TJMAX = 125°C, θJA = 34°C/ W 36-LEAD PLASTIC SSOP TJMAX = 125°C, θJA = 95°C/ W ORDER PART NUMBER UH PART MARKING ORDER PART NUMBER LTC3709EG LTC3709EUH 3709
Order Options
Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF Lead Free Part Marking: http://www.linear.com/leadfree/ Consult LTC Marketing for parts specified with wider operating temperature ranges. 3709fb 2
W W W U ABSOLUTE AXI U RATI GS (Note 1)
Input Supply Voltage (VCC, DRVCC) .. 7V to – 0.3V ITH Voltage ... 2.7V to –0.3V Boosted Topside Driver Supply Voltage VFB Voltage .. 2.7V to –0.3V (BOOST1, BOOST2) .. 37V to – 0.3V INTLPF, EXTLPF Voltages .. 2.7V to – 0.3V Switch Voltage (SW1, 2) ... 31V to – 1V V + – OS , VOS Voltages ... 7V to – 0.3V SENSE1+, SENSE2+ Voltages ... 31V to – 1V FCB Voltage .. 7V to – 0.3V SENSE1–, SENSE2– Voltages .. 10V to – 0.3V Operating Temperature Range (Note 4) .. – 40°C to 85°C ION Voltage ... 31V to –0.3V Junction Temperature (Note 2) .. 125°C (BOOST – SW) Voltages .. 7V to – 0.3V Storage Temperature Range RUN/SS, PGOOD Voltages .. 7V to – 0.3V UH Package ... – 65°C to 125°C TRACK Voltage ..7V to – 0.3V G Package ... – 65°C to 150°C VRNG Voltage ... VCC + 0.3V to – 0.3V
U W U PACKAGE/ORDER I FOR ATIO
TOP VIEW NC 1 36 BOOST1 TOP VIEW PGOOD 2 25 TG1 + I 3 34 ON SW1 RNG FCB 4 33 SENSE1+ V FCB I ON PGOOD BOOST1 TG1 SW1 SENSE1 32 31 30 29 28 27 26 25 V 5 32 RNG SENSE1– RUN/SS 1 24 SENSE1– RUN/SS 6 31 PGND1 I 2 23 TH PGND1 I 7 30 TH BG1 VFB 3 22 BG1 V 8 29 FB DRVCC TRACK 4 21 DRVCC TRACK 9 28 BG2 33 SGND 5 20 BG2 SGND 10 27 PGND2 SGND 6 19 PGND2 SGND 11 26 SENSE2– V – 7 18 OS SENSE2– V – 12 25 OS VCC DIFFOUT 8 17 VCC DIFFOUT 13 24 SENSE2+ 9 10 11 12 13 14 15 16 V + 14 23 + + OS SW2 OS NC V TG2 SW2 EXTLPF 15 22 TG2 EXTLPF INTLPF BOOST2 SENSE2 INTLPF 16 21 BOOST2 UH PACKAGE NC 17 20 NC 32-LEAD (5mm × 5mm) PLASTIC QFN EXPOSED PAD IS SGND (PIN 33) NC 18 19 NC MUST BE SOLDERED TO PCB G PACKAGE TJMAX = 125°C, θJA = 34°C/ W 36-LEAD PLASTIC SSOP TJMAX = 125°C, θJA = 95°C/ W ORDER PART NUMBER UH PART MARKING ORDER PART NUMBER LTC3709EG LTC3709EUH 3709
Order Options
Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF Lead Free Part Marking: http://www.linear.com/leadfree/ Consult LTC Marketing for parts specified with wider operating temperature ranges. 3709fb 2