Datasheet LTC3832, LTC3832-1 (Analog Devices) - 2
| Fabricante | Analog Devices |
| Descripción | High Power Step-Down Synchronous DC/DC Controllers for Low Voltage Operation |
| Páginas / Página | 24 / 2 — ABSOLUTE AXI U RATI GS (Note 1). PACKAGE/ORDER I FOR ATIO. ELECTRICAL … |
| Formato / tamaño de archivo | PDF / 329 Kb |
| Idioma del documento | Inglés |
ABSOLUTE AXI U RATI GS (Note 1). PACKAGE/ORDER I FOR ATIO. ELECTRICAL CHARACTERISTICS The
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LTC3832/LTC3832-1
W W W U ABSOLUTE AXI U RATI GS (Note 1)
Supply Voltage Junction Temperature ... 125°C VCC ... 9V Operating Temperature Range (Note 9) .. – 40°C to 85°C PVCC1,2 .. 14V Storage Temperature Range ... – 65°C to 150°C Input Voltage Lead Temperature (Soldering, 10 sec).. 300°C IFB, IMAX ... – 0.3V to 14V SENSE+, SENSE–, FB, SHDN, FREQSET ... – 0.3V to VCC + 0.3V
U W U PACKAGE/ORDER I FOR ATIO
TOP VIEW ORDER PART ORDER PART NUMBER NUMBER G1 1 16 G2 TOP VIEW PV 2 15 CC1 PVCC2 LTC3832EGN LTC3832-1ES8 G1 1 8 G2 PGND 3 14 VCC PV 2 7 V GND 4 13 I CC1 CC/PVCC2 FB GND 3 6 COMP SENSE– 5 12 IMAX FB 6 11 FREQSET GN FB 4 5 SS S8 SENSE+ 7 10 COMP PART MARKING PART MARKING S8 PACKAGE 8-LEAD PLASTIC SO SHDN 8 9 SS 3832 38321 TJMAX = 125°C, θJA = 130°C/ W GN PACKAGE 16-LEAD PLASTIC SSOP TJMAX = 125°C, θJA = 130°C/ W Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS The
●
denotes specifications that apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. VCC, PVCC1, PVCC2 = 5V, unless otherwise noted. (Note 2) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VCC Supply Voltage ● 3 5 8 V PVCC PVCC1, PVCC2 Voltage (Note 7) ● 3 13.2 V VUVLO Undervoltage Lockout Voltage 2.4 2.9 V VFB Feedback Voltage VCOMP = 1.25V 0.595 0.6 0.605 V ● 0.593 0.6 0.607 V VOUT Output Voltage VCOMP = 1.25V 2.462 2.5 2.538 V ● 2.450 2.5 2.550 V ∆VOUT Output Load Regulation IOUT = 0A to 10A (Note 6) 2 mV Output Line Regulation VCC = 4.75V to 5.25V 0.1 mV sn3832 3832fs 2
W W W U ABSOLUTE AXI U RATI GS (Note 1)
Supply Voltage Junction Temperature ... 125°C VCC ... 9V Operating Temperature Range (Note 9) .. – 40°C to 85°C PVCC1,2 .. 14V Storage Temperature Range ... – 65°C to 150°C Input Voltage Lead Temperature (Soldering, 10 sec).. 300°C IFB, IMAX ... – 0.3V to 14V SENSE+, SENSE–, FB, SHDN, FREQSET ... – 0.3V to VCC + 0.3V
U W U PACKAGE/ORDER I FOR ATIO
TOP VIEW ORDER PART ORDER PART NUMBER NUMBER G1 1 16 G2 TOP VIEW PV 2 15 CC1 PVCC2 LTC3832EGN LTC3832-1ES8 G1 1 8 G2 PGND 3 14 VCC PV 2 7 V GND 4 13 I CC1 CC/PVCC2 FB GND 3 6 COMP SENSE– 5 12 IMAX FB 6 11 FREQSET GN FB 4 5 SS S8 SENSE+ 7 10 COMP PART MARKING PART MARKING S8 PACKAGE 8-LEAD PLASTIC SO SHDN 8 9 SS 3832 38321 TJMAX = 125°C, θJA = 130°C/ W GN PACKAGE 16-LEAD PLASTIC SSOP TJMAX = 125°C, θJA = 130°C/ W Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS The
●
denotes specifications that apply over the full operating temperature range, otherwise specifications are at TA = 25
°
C. VCC, PVCC1, PVCC2 = 5V, unless otherwise noted. (Note 2) SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS
VCC Supply Voltage ● 3 5 8 V PVCC PVCC1, PVCC2 Voltage (Note 7) ● 3 13.2 V VUVLO Undervoltage Lockout Voltage 2.4 2.9 V VFB Feedback Voltage VCOMP = 1.25V 0.595 0.6 0.605 V ● 0.593 0.6 0.607 V VOUT Output Voltage VCOMP = 1.25V 2.462 2.5 2.538 V ● 2.450 2.5 2.550 V ∆VOUT Output Load Regulation IOUT = 0A to 10A (Note 6) 2 mV Output Line Regulation VCC = 4.75V to 5.25V 0.1 mV sn3832 3832fs 2