Datasheet LTC3802 (Analog Devices) - 2
| Fabricante | Analog Devices |
| Descripción | Dual 550kHz Synchronous 2-Phase DC/DC Controller with Programmable Up/Down Tracking |
| Páginas / Página | 28 / 2 — ABSOLUTE AXI U. RATI GS (Note 1). PACKAGE/ORDER I FOR ATIO. ELECTRICAL … |
| Formato / tamaño de archivo | PDF / 359 Kb |
| Idioma del documento | Inglés |
ABSOLUTE AXI U. RATI GS (Note 1). PACKAGE/ORDER I FOR ATIO. ELECTRICAL CHARACTERISTICS The
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LTC3802
W W W U ABSOLUTE AXI U RATI GS (Note 1)
Supply Voltage Extended Commercial VCC, PVCC ... 7V Operating Temperature Range (Note 2) .. –40°C to 85°C BOOSTn .. 37V Storage Temperature Range BOOSTn – SWn .. 7V LTC3802EGN ... – 65°C to 150°C SWn .. –1V to 30V LTC3802EUH ... – 65°C to 125°C Input Voltage Lead Temperature (Soldering, 10 sec) VINFF .. 30V LTC3802EGN Only ... 300°C FBn, CMPINn, FBT, PLLIN, FCB, RUN/SS, PGOOD, PLLLPF, PHASEMD, EXTREF, IMAXn .. –0.3V to VCC + 0.3V
U W U PACKAGE/ORDER I FOR ATIO
TOP VIEW ORDER PART TOP VIEW ORDER PART PV 1 28 CC BG2 NUMBER NUMBER CC BG1 2 27 BOOST2 TG1 BOOST1 BG1 PV BG2 BOOST2 TG2 SW2 LTC3802EGN 32 31 30 29 28 27 26 25 LTC3802EUH BOOST1 3 26 TG2 SW1 1 24 PGND TG1 4 25 SW2 PGND 2 23 PGND SW1 5 24 PLLIN PGND 3 22 PLLIN PGND 6 23 PLLLPF IMAX1 4 21 PLLLPF I 7 22 MAX1 IMAX2 33 FBT 5 20 IMAX2 FBT 8 21 CMPIN2 CMPIN1 6 19 CMPIN2 CMPIN1 9 20 VCC COMP1 7 18 VCC UH PART COMP1 10 19 COMP2 FB1 8 17 COMP2 MARKING FB1 11 18 FB2 9 10 11 12 13 14 15 16 SGND 12 17 PHASEMD 3802 FCB INFF FB2 FCB 13 16 VINFF SGND V EXTREF RUN/SS PGOOD RUN/SS 14 15 PGOOD PHASEMD UH PACKAGE GN PACKAGE 32-LEAD (5mm × 5mm) PLASTIC QFN 28-LEAD PLASTIC SSOP TJMAX = 125°C, θJA = 34°C/W TJMAX = 125°C, θJA = 110°C/W EXPOSED PAD (PIN 33) IS GND MUST BE SOLDERED TO PCB Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS The
●
denotes the specifications which apply over the full operating temperature range. (Note 3) VCC = PVCC = BOOST = 5V, unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VCC VCC Supply Voltage ● 3 5 6 V PVCC PVCC Supply Voltage (Note 4) ● 5 6 V BVCC BOOST Pin Voltage VBOOST – VSW (Note 4) ● 5 6 V VUVLO Positive Undervoltage Lockout Measured at VCC 2.2 2.5 2.8 V Measured at VINFF 2.2 2.5 2.8 V IVCC VCC Supply Current VFB = VCOMP ● 6.5 9 mA VRUN/SS = 0V, PLLIN Floating ● 100 150 µA 3802f 2
W W W U ABSOLUTE AXI U RATI GS (Note 1)
Supply Voltage Extended Commercial VCC, PVCC ... 7V Operating Temperature Range (Note 2) .. –40°C to 85°C BOOSTn .. 37V Storage Temperature Range BOOSTn – SWn .. 7V LTC3802EGN ... – 65°C to 150°C SWn .. –1V to 30V LTC3802EUH ... – 65°C to 125°C Input Voltage Lead Temperature (Soldering, 10 sec) VINFF .. 30V LTC3802EGN Only ... 300°C FBn, CMPINn, FBT, PLLIN, FCB, RUN/SS, PGOOD, PLLLPF, PHASEMD, EXTREF, IMAXn .. –0.3V to VCC + 0.3V
U W U PACKAGE/ORDER I FOR ATIO
TOP VIEW ORDER PART TOP VIEW ORDER PART PV 1 28 CC BG2 NUMBER NUMBER CC BG1 2 27 BOOST2 TG1 BOOST1 BG1 PV BG2 BOOST2 TG2 SW2 LTC3802EGN 32 31 30 29 28 27 26 25 LTC3802EUH BOOST1 3 26 TG2 SW1 1 24 PGND TG1 4 25 SW2 PGND 2 23 PGND SW1 5 24 PLLIN PGND 3 22 PLLIN PGND 6 23 PLLLPF IMAX1 4 21 PLLLPF I 7 22 MAX1 IMAX2 33 FBT 5 20 IMAX2 FBT 8 21 CMPIN2 CMPIN1 6 19 CMPIN2 CMPIN1 9 20 VCC COMP1 7 18 VCC UH PART COMP1 10 19 COMP2 FB1 8 17 COMP2 MARKING FB1 11 18 FB2 9 10 11 12 13 14 15 16 SGND 12 17 PHASEMD 3802 FCB INFF FB2 FCB 13 16 VINFF SGND V EXTREF RUN/SS PGOOD RUN/SS 14 15 PGOOD PHASEMD UH PACKAGE GN PACKAGE 32-LEAD (5mm × 5mm) PLASTIC QFN 28-LEAD PLASTIC SSOP TJMAX = 125°C, θJA = 34°C/W TJMAX = 125°C, θJA = 110°C/W EXPOSED PAD (PIN 33) IS GND MUST BE SOLDERED TO PCB Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS The
●
denotes the specifications which apply over the full operating temperature range. (Note 3) VCC = PVCC = BOOST = 5V, unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VCC VCC Supply Voltage ● 3 5 6 V PVCC PVCC Supply Voltage (Note 4) ● 5 6 V BVCC BOOST Pin Voltage VBOOST – VSW (Note 4) ● 5 6 V VUVLO Positive Undervoltage Lockout Measured at VCC 2.2 2.5 2.8 V Measured at VINFF 2.2 2.5 2.8 V IVCC VCC Supply Current VFB = VCOMP ● 6.5 9 mA VRUN/SS = 0V, PLLIN Floating ● 100 150 µA 3802f 2