Datasheet LTC3544 (Analog Devices) - 2
| 制造商 | Analog Devices |
| 描述 | Quad Synchronous Step-Down Regulator: 2.25MHz, 300mA, 200mA, 200mA, 100mA |
| 页数 / 页 | 16 / 2 — ABSOLUTE MAXIMUM RATINGS. PIN CONFIGURATION. (Note 1). ORDER INFORMATION. … |
| 文件格式/大小 | PDF / 300 Kb |
| 文件语言 | 英语 |
ABSOLUTE MAXIMUM RATINGS. PIN CONFIGURATION. (Note 1). ORDER INFORMATION. LEAD FREE FINISH. TAPE AND REEL. PART MARKING
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LTC3544
ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION (Note 1)
Input Supply Voltage ...–0.3V to 6V TOP VIEW RUNx ... –0.3V to (VIN + 0.3V) VFBx .. –0.3V to (VIN + 0.3V) CC RUN200B V GNDA SW100 SWx ... –0.3V to (VIN + 0.3V) 16 15 14 13 300mA P-Channel Source Current (DC) (Note 8) ..450mA V 1 12 FB200B RUN100 300mA N-Channel Sink Current (DC) (Note 8) ..450mA V 2 11 FB200A VFB100 17 RUN200A 3 10 V 200mA P-Channel Source Current (DC) (Note 8) ..300mA FB300 SW200B 4 9 RUN300 200mA N-Channel Sink Current (DC) (Note 8) ..300mA 5 6 7 8 100mA P-Channel Source Current (DC) (Note 8) ..200mA IN 100mA N-Channel Sink Current (DC) (Note 8) ..200mA PV PGND SW300 SW200A Peak 300mA SW Sink and Source Current UD PACKAGE (Note 8) ..600mA 16-LEAD (3mm × 3mm) PLASTIC QFN TJMAX = 125°C, θJA = 68°C/W Peak 200mA SW Sink and Source Current EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB (Note 8) ..400mA Peak 100mA SW Sink and Source Current (Note 8) ..200mA Operating Temperature Range ...–40°C to 85°C Junction Temperature (Notes 3, 4) .. 125°C Storage Temperature Range ..–65°C to 125°C
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3544EUD#PBF LTC3544EUD#TRPBF LCXM 16-Lead (3mm × 3mm) Plastic QFN –40°C to 85°C
LEAD BASED FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3544EUD LTC3544EUD#TR LCXM 16-Lead (3mm × 3mm) Plastic QFN –40°C to 85°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. 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/
ELECTRICAL CHARACTERISTICS The
●
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. VIN = 3.6V unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS General Characteristics
VIN Input Voltage Range ● 2.25 5.5 V VFBREGx Regulated Feedback Voltage (Note 5) 0.792 0.8 0.808 V ● 0.784 0.8 0.816 V ΔVFBREGx Reference Voltage Line Regulation (Note 5) VIN = 2.25V to 5.5V 0.05 0.25 %/V VLOADREG Output Voltage Load Regulation (Note 6) 0.5 % 3544fa 2
ABSOLUTE MAXIMUM RATINGS PIN CONFIGURATION (Note 1)
Input Supply Voltage ...–0.3V to 6V TOP VIEW RUNx ... –0.3V to (VIN + 0.3V) VFBx .. –0.3V to (VIN + 0.3V) CC RUN200B V GNDA SW100 SWx ... –0.3V to (VIN + 0.3V) 16 15 14 13 300mA P-Channel Source Current (DC) (Note 8) ..450mA V 1 12 FB200B RUN100 300mA N-Channel Sink Current (DC) (Note 8) ..450mA V 2 11 FB200A VFB100 17 RUN200A 3 10 V 200mA P-Channel Source Current (DC) (Note 8) ..300mA FB300 SW200B 4 9 RUN300 200mA N-Channel Sink Current (DC) (Note 8) ..300mA 5 6 7 8 100mA P-Channel Source Current (DC) (Note 8) ..200mA IN 100mA N-Channel Sink Current (DC) (Note 8) ..200mA PV PGND SW300 SW200A Peak 300mA SW Sink and Source Current UD PACKAGE (Note 8) ..600mA 16-LEAD (3mm × 3mm) PLASTIC QFN TJMAX = 125°C, θJA = 68°C/W Peak 200mA SW Sink and Source Current EXPOSED PAD (PIN 17) IS GND, MUST BE SOLDERED TO PCB (Note 8) ..400mA Peak 100mA SW Sink and Source Current (Note 8) ..200mA Operating Temperature Range ...–40°C to 85°C Junction Temperature (Notes 3, 4) .. 125°C Storage Temperature Range ..–65°C to 125°C
ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3544EUD#PBF LTC3544EUD#TRPBF LCXM 16-Lead (3mm × 3mm) Plastic QFN –40°C to 85°C
LEAD BASED FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE
LTC3544EUD LTC3544EUD#TR LCXM 16-Lead (3mm × 3mm) Plastic QFN –40°C to 85°C Consult LTC Marketing for parts specifi ed with wider operating temperature ranges. 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/
ELECTRICAL CHARACTERISTICS The
●
denotes the specifi cations which apply over the full operating temperature range, otherwise specifi cations are at TA = 25°C. VIN = 3.6V unless otherwise noted. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS General Characteristics
VIN Input Voltage Range ● 2.25 5.5 V VFBREGx Regulated Feedback Voltage (Note 5) 0.792 0.8 0.808 V ● 0.784 0.8 0.816 V ΔVFBREGx Reference Voltage Line Regulation (Note 5) VIN = 2.25V to 5.5V 0.05 0.25 %/V VLOADREG Output Voltage Load Regulation (Note 6) 0.5 % 3544fa 2