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ZLED7010 데이터시트(PDF) 6 Page - Renesas Technology Corp |
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ZLED7010 데이터시트(HTML) 6 Page - Renesas Technology Corp |
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6 / 23 page ![]() ZLED7010 Datasheet © 2016 Integrated Device Technology, Inc. 6 April 20, 2016 No. PARAMETER SYMBOL CONDITIONS MIN TYP MAX UNIT 1.3.8 DC voltage on ADJI pin to switch chip from active (ON) state to quiescent (OFF) state VADJIoff VADJI falling 0.15 0.2 0.25 V 1.3.9 DC voltage on ADJI pin to switch chip from quiescent (OFF) state to active (ON) state VADJIon VADJI rising 0.2 0.25 0.3 V 1.3.10 RTH and RNTC pin offset voltage VOS 10 mV 1.3.11 Continuous LX switch current ILXmean 0.65 0.75 A 1.3.12 LX switch leakage current ILX(leak) 1 μA 1.3.13 ADJO terminal voltage VADJO No temperature compen- sation, ADJI pin floating IADJO =30μA 1.20 V 1.3.14 LX Switch ON resistance RLX 0.9 1.5 Ω 1.3.15 Continuous LX switch current ILXmean 0.65 A 1.3.16 Resistance between ADJI pin and VREF RADJI 500 k Ω 1.3.17 Brightness control range at low frequency PWM signal DPWM(LF) PWM frequency =100Hz PWM amplitude=5V, Vin=15V, L=27 μH, driving 1 LED 1200:1 1.3.18 Brightness control range at high frequency PWM signal DPWM(HF) PWM frequency =10kHz PWM amplitude=5V, Vin=15V, L=27 μH, driving 1 LED 13:1 1.3.19 Operating frequency fLX ADJI pin floating L=100μH (0.82Ω) IOUT=350mA @ VLED=3.4V, driving 1 LED 154 kHz 1.3.20 Minimum switch ON time TONmin LX switch ON 200 ns 1.3.21 Minimum switch OFF time TOFFmin LX switch OFF 200 ns 1.3.22 Recommended maximum operating frequency fLXmax 1 MHz 1.3.23 Recommended duty cycle range of output switch at fLXmax DLX 0.2 0.8 1.3.24 Internal comparator propagation delay TPD 50 ns 1.3.25 Thermal shutdown temperature TSD 140 °C 1.2.26 Thermal shutdown hysteresis TSD-HYS 20 °C |
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