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MMBT2222A Datasheet(PDF) 10 Page - Texas Instruments |
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MMBT2222A Datasheet(HTML) 10 Page - Texas Instruments |
10 / 17 page 7 Performance Data and Typical Characteristic Curves 80 100 120 140 200 220 260 V RMS -LineVoltage-V 0.88 0.98 1.00 160 180 240 0.92 0.94 EFFICIENCY/POWERFACTOR vs LINEVOLTAGE Efficiency PowerFactor 0.90 0.96 0 2 4 10 12 6 8 80 100 120 140 200 220 260 V RMS -LineVoltage-V 160 180 240 TOTAL HARMONICDISTORTION vs LINEVOLTAGE 7.1 Transient Ch2: BuckV DS Ch4: LEDVoltage 0.5 A/div. Ch3: LEDCurrent Ch1: BuckV IN TRANSITIONMODEBUCKPWMRESPONSE (Ch1andCh4shareGNDreference) Ch2: BuckV DS Ch4: LEDVoltage 0.5 A/div. Ch3:LED Current Ch1: BuckV IN TRANSITIONMODEBUCKPWMRESPONSEEXPANDED (Ch1andCh4shareGNDreference) Performance Data and Typical Characteristic Curves www.ti.com Figure 4 through Figure 8 present some typical performance curves for the UCC28810EVM-002 with 30 Cree XRE LED’s at 900 mA. Figure 4. Figure 5. Figure 6. Figure 7. A 0.9-A Constant Current Supply with PFC for 100-W LED Lighting Applications 10 SLUU355A – March 2009 – Revised June 2009 Submit Documentation Feedback |
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Similar Description - MMBT2222A |
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