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LTC3526LEDC-TRPBF Datasheet(PDF) 2 Page - Linear Technology |
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LTC3526LEDC-TRPBF Datasheet(HTML) 2 Page - Linear Technology |
2 / 16 page LTC3526L/LTC3526LB 2 3526lfb VIN Voltage................................................... –0.3V to 6V SW Voltage DC............................................................ –0.3V to 6V Pulsed <100ns......................................... –0.3V to 7V ⎯S⎯H⎯D⎯N, FB Voltage ........................................ –0.3V to 6V VOUT............................................................. –0.3V to 6V Operating Temperature Range (Notes 2, 5).............................................. –40°C to 85°C Storage Temperature Range................... –65°C to 150°C (Note 1) The ● denotes the specifications which apply over the specified operating temperature range of –40°C to 85°C, otherwise specifications are at TA = 25°C. VIN = 1.2V, VOUT = 3.3V unless otherwise noted. PARAMETER CONDITIONS MIN TYP MAX UNITS Minimum Start-Up Input Voltage ILOAD = 1mA 0.68 0.8 V Input Voltage Range After Start-Up. (Minimum Voltage is Load Dependent) ● 0.5 5 V Output Voltage Adjust Range ● 1.5 5.25 V Feedback Pin Voltage ● 1.165 1.195 1.225 V Feedback Pin Input Current VFB = 1.30V 1 50 nA Quiescent Current—Shutdown V⎯S⎯H⎯D⎯N = 0V, Not Including Switch Leakage, VOUT = 0V 0.01 1 μA Quiescent Current—Active Measured on VOUT, Nonswitching 250 500 μA Quiescent Current—Burst Measured on VOUT, FB > 1.230V (LTC3526L Only) 9 18 μA N-Channel MOSFET Switch Leakage Current VSW = 5V 0.1 5 μA P-Channel MOSFET Switch Leakage Current VSW = 5V, VOUT = 0V 0.1 10 μA N-Channel MOSFET Switch On Resistance VOUT = 3.3V 0.4 Ω P-Channel MOSFET Switch On Resistance VOUT = 3.3V 0.6 Ω N-Channel MOSFET Current Limit ● 550 750 mA Current Limit Delay to Output (Note 3) 60 ns Maximum Duty Cycle VFB = 1.15V ● 87 90 % Minimum Duty Cycle VFB = 1.3V ● 0% Switching Frequency ● 0.75 1 1.25 MHz ⎯S⎯H⎯D⎯N Pin Input High Voltage 0.8 V ⎯S⎯H⎯D⎯N Pin Input Low Voltage 0.3 V PIN CONFIGURATION TOP VIEW VOUT FB SHDN SW GND VIN DC PACKAGE 6-LEAD (2mm × 2mm) PLASTIC DFN 7 1 2 3 6 5 4 TJMAX = 125°C, θJA = 60°C/W (NOTE 6) EXPOSED PAD (PIN 7) IS GND, MUST BE SOLDERED TO PC BOARD ORDER INFORMATION LEAD FREE FINISH TAPE AND REEL PART MARKING PACKAGE DESCRIPTION TEMPERATURE RANGE LTC3526LEDC#PBF LTC3526LBEDC#PBF LTC3526LEDC#TRPBF LTC3526LBEDC#TRPBF LCSS LCST 6-Lead (2mm × 2mm) Plastic DFN 6-Lead (2mm × 2mm) Plastic DFN –40°C to 85°C –40°C to 85°C Consult LTC Marketing for parts specified with wider operating temperature ranges. Consult LTC Marketing for information on non-standard lead based finish parts. For more information on lead free part marking, go to: http://www.linear.com/leadfree/ For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/ ELECTRICAL CHARACTERISTICS ABSOLUTE MAXIMUM RATINGS |
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