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UC2901MDREPG4 Fiches technique(PDF) 3 Page - Texas Instruments |
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UC2901MDREPG4 Fiches technique(HTML) 3 Page - Texas Instruments |
3 / 9 page UC2901-EP www.ti.com SLUS709A – DECEMBER 2006 – REVISED MARCH 2010 DISSIPATION RATING TABLE - FREE-AIR TEMPERATURE PACKAGE AIR FLOW TA≤25°C POWER DERATING FACTOR TA= 70°C POWER TA= 85°C POWER TA=125°C POWER (CFM) RATING ABOVE TA = 25°C RATING RATING RATING D 0 1000 mW 8 mW/°C 630 mW 510 mW 180 mW Electrical Characteristics over recommended operating free-air temperature range (unless otherwise noted) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT Reference Section TA = 25°C 1.485 1.5 1.515 Output voltage V TMIN ≤ TA ≤ TMAX 1.470 1.5 1.530 Line regulation VIN = 4.5 to 35 V 2 10 mV Load regulation IOUT = 0 to 5 mA 4 10 mV Short-circuit current TA = 25°C –35 –55 mA Error Amplifier Section (To Compensation Terminal) Input offset voltage VCM = 1.5 V 1 4 mV Input bias current VCM = 1.5 V –1 –3 mA Input offset current VCM = 1.5 V 0.1 1 mA Small-signal open-loop gain 40 60 dB CMRR VCM = 0.5 V to 7.5 V 60 80 dB PSRR VIN = 5 V to 25 V 80 100 dB Output swing, ΔVO 0.4 0.7 V Maximum sink current 90 150 mA Maximum source current –2 –3 mA Gain bandwidth product 1 MHz Slew rate 0.3 V/ms Modulators/Drivers Section (From Compensation Terminal) Voltage gain 11 12 13 dB Output swing ±1.6 ±2.8 V Driver sink current 500 700 mA Driver source current –15 –35 mA Gain bandwidth product 25 MHz Oscillator Section TA = 25°C 140 150 160 kHz Initial accuracy TMIN ≤ TA ≤ TMAX 130 170 kHz Line sensitivity VIN = 5 V to 35 V 0.15 0.35 %/V Maximum frequency RT = 10 K, CT = 10 pF 5 MHz External clock low threshold Pin 1 (CT) = VIN 0.5 V External clock high threshold Pin 1 (CT) = VIN 1.6 V Status Indicator Section Input voltage window At E/A inputs, VCM = 1.5 V ±135 ±150 ±165 mV Saturation voltage E/A Δinput = 0 V, ISINK = 1.6 mA 0.45 V Maximum output current Pin 13 = 3 V, E/A Δ input = 0 V 8 15 mA Leakage current Pin 13 = 40 V, E/A Δ input = 0.2 V 0.05 1 mA Supply current VIN = 35 V 5 8 mA UVLO Section Drivers-enabled threshold At input supply VIN 3.9 4.5 V Status output-enabled threshold At input supply VIN 3.9 4.5 V Change in reference output When VIN reaches UVLO threshold –2 –30 mV Copyright © 2006–2010, Texas Instruments Incorporated Submit Documentation Feedback 3 Product Folder Link(s): UC2901-EP |
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