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UCC3802DTRG4 Datasheet(PDF) 3 Page - Texas Instruments |
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UCC3802DTRG4 Datasheet(HTML) 3 Page - Texas Instruments |
3 / 20 page 3 UCC1800/1/2/3/4/5 UCC2800/1/2/3/4/5 UCC3800/1/2/3/4/5 ELECTRICAL CHARACTERISTICSUnless otherwise stated, these specifications apply for –55°C ≤ TA ≤ +125°C for UCC180x; –40°C ≤ TA ≤ +85°C for UCC280x; 0°C ≤ TA ≤ +70°C for UCC380x; VCC=10V (Note 3); RT=100k from REF to RC; CT=330pF from RC to GND; 0.1 F capacitor from VCC to GND; 0.1 F capacitor from VREF to GND. TA=TJ. PARAMETER TEST CONDITIONS UCC180X UCC280X UCC380X UNITS MIN TYP MAX MIN TYP MAX Reference Section Output Voltage TJ=+25°C, I=0.2mA, UCCx800/1/2/4 4.925 5.00 5.075 4.925 5.00 5.075 V TJ=+25°C, I=0.2mA, UCCx803/5 3.94 4.00 4.06 3.94 4.00 4.06 Load Regulation 0.2mA<I<5mA 10 30 10 25 mV Line Regulation TJ=+25°C, VCC=10V to Clamp (IVCC=25mA) 1.9 1.9 mV/V TJ=–55°C to +125°C, VCC=10V to Clamp (IVCC=25mA) 2.5 2.1 mV/V Total Variation UCCx800/1/2/4 (Note 7) 4.88 5.00 5.10 4.88 5.00 5.10 V UCCx803/5 (Note 7) 3.90 4.00 4.08 3.90 4.00 4.08 V Output Noise Voltage 10Hz ≤ f ≤ 10kHz, TJ=+25°C (Note 9) 130 130 µV Long Term Stability TA=+125°C, 1000 Hours (Note 9) 5 5 mV Output Short Circuit –5 –35 –5 –35 mA Oscillator Section Oscillator Frequency UCCx800/1/2/4 (Note 4) 40 46 52 40 46 52 kHz UCCx803/5 (Note 4) 26 31 36 26 31 36 kHz Temperature Stability (Note 9) 2.5 2.5 % Amplitude peak-to-peak 2.25 2.40 2.55 2.25 2.40 2.55 V Oscillator Peak Voltage 2.45 2.45 V Error Amplifier Section Input Voltage COMP=2.5V; UCCx800/1/2/4 2.44 2.50 2.56 2.44 2.50 2.56 V COMP=2.0V; UCCx803/5 1.95 2.0 2.05 1.95 2.0 2.05 Input Bias Current –11 –11 µA Open Loop Voltage Gain 60 80 60 80 dB COMP Sink Current FB=2.7V, COMP=1.1V 0.3 3.5 0.4 2.5 mA COMP Source Current FB=1.8V, COMP=REF–1.2V –0.2 –0.5 –0.8 –0.2 –0.5 –0.8 mA Gain Bandwidth Product (Note 9) 2 2 MHz PWM Section Maximum Duty Cycle UCCx800/2/3 97 99 100 97 99 100 % UCCx801/4/5 48 49 50 48 49 50 Minimum Duty Cycle COMP=0V 0 0 % Current Sense Section Gain (Note 5) 1.10 1.65 1.80 1.10 1.65 1.80 V/V Maximum Input Signal COMP=5V (Note 6) 0.9 1.0 1.1 0.9 1.0 1.1 V Input Bias Current –200 200 –200 200 nA CS Blank Time 50 100 150 50 100 150 ns Over-Current Threshold 1.42 1.55 1.68 1.42 1.55 1.68 V COMP to CS Offset CS=0V 0.45 0.90 1.35 0.45 0.90 1.35 V |
Similar Part No. - UCC3802DTRG4 |
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Similar Description - UCC3802DTRG4 |
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