データシートサーチシステム |
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74408943470 データシート(PDF) 4 Page - Union Semiconductor, Inc. |
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74408943470 データシート(HTML) 4 Page - Union Semiconductor, Inc. |
4 / 14 page ________________________________________________________________________ http://www.union-ic.com Rev.04 Apr.2016 4/14 UM1351 Electrical Characteristics (VIN=16V, TA=25°C, unless otherwise noted) Symbol Parameter Test Conditions Min Typ Max Unit VIN Input Voltage Range 6 35 V ILED Output Current RS=0.33Ω 303 mA RS=0.15Ω 666 IQ Quiescent Current without Switching VSET Pin Floating, VIN=16V 430 μA ISD Shutdown Current VSET=GND, VIN=16V 30 60 μA VSENSE Mean Current Sense Threshold Voltage Measured on ISENSE Pin with Respect to VIN 95 100 105 mV VSENSE_HYS Sense Threshold Hysteresis ±15 % ISENSE ISENSE Pin Input Current VSENSE=VIN-0.1 20 μA VEN VSET Range on VSET Pin For DC Dimming 0.3 2.5 V VENON DC Voltage on VSET Pin to Enable VEN Rising 0.25 V VENOFF DC Voltage on VSET Pin to Disable VEN Falling 0.2 V RLX LX Switch On Resistance ILX=700mA 0.5 Ω ILX(leak) LX Switch Leakage Current 5 μA TSS Soft Start Time VIN=16V, CEN=1nF 700 μs FLX Operating Frequency VIN=16V, L=47μH, VOUT=9.6V (3 LEDs), ILED=700mA 350 kHz FLXmax Recommended Maximum Switch Frequency 1.0 MHz Ton_rec (Note 2) Recommended Minimum Switch ON Time For 4% Accuracy 500 ns Max Duty Cycle 100 % DLX Recommended Duty Cycle Range 25 75 % TPD (Note 2) Internal Comparator Propagation Delay 45 ns TOTP Over Temperature Protection 150 °C TOTP_HYS Temperature Protection Hysteresis 40 °C ILXmax Peak Switch Current 0.75 1.0 A Note 2: Parameters are not tested at production, but guaranteed by design. |
同様の部品番号 - 74408943470 |
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同様の説明 - 74408943470 |
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