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AH287-YLA Datasheet(PDF) 3 Page - Anachip Corp |
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AH287-YLA Datasheet(HTML) 3 Page - Anachip Corp |
3 / 7 page AH287 High Voltage Hall-Effect Smart Fan Motor Controller Anachip Corp. www.anachip.com.tw Rev 0.1 Jan 17, 2005 3/7 Absolute Maximum Ratings (Ta = 25°C) Characteristics Symbol Rating Unit Supply Voltage VCC 30 V IO(AVE) SIP4/SOT89-5 400 Output Current IO(PEAK) 700 mA SIP4 550 Power Dissipation PD SOT89-5 800 mW Operating Temperature Topr -40 ~ 100 °C Storage Temperature Tstg -55 ~ 150 °C Maximum Junction Temp. Tj 150 °C SIP4 227 °C/W Thermal Resistance θjc SOT89-5 156 °C/W Electrical Characteristics (Ta = 25 °C, V CC =24V, unless otherwise specified) Characteristics Symbol Conditions Min. Typ. Max. Unit Supply Voltage Vcc Operating 3.8 - 28* V Supply current Icc Operating - 2.0 4.0 mA Output Leakage Current Ioff VOUT=24V - < 0.1 10 µA Locked Protection On Tlrp-on 0.4 0.46 0.6 Sec Locked Protection Off Tlrp-off 2.4 2.76 3.6 Sec IO=200mA - 450 700 Output saturation voltage ) sat ( OUT V IO=300mA - 680 800 mV Output On resistance Rds(on) IO=200mA - 2.25 3.5 ohm Output Zener-breakdown Voltage Vz 42 55 65 V *Note: Please watch out the current limit issue when the operation voltage is over 26.4V, because of the different efficiency in the coil. Magnetic Characteristics (Ta = 25 °C, V CC = 24V, unless otherwise specified) (1mT=10 Gauss) Characteristics Symbol Min. Typ. Max. Unit Operate Point Bop 10 30 60 Gauss Release Point Brp -60 -30 -10 Gauss Hysteresis Bhy -- 60 -- Gauss |
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