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BD35281HFN-TR Scheda tecnica(PDF) 2 Page - Rohm |
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BD35281HFN-TR Scheda tecnica(HTML) 2 Page - Rohm |
2 / 16 page Technical Note 2/15 www.rohm.com 2011.01 - Rev.A © 2011 ROHM Co., Ltd. All rights reserved. BD35281HFN ● Operating Voltage (Ta=25℃) Parameter Symbol Ratings Unit Min. Max. Input Voltage 1 VCC 4.3 5.5 V Input Voltage 2 VIN 1.5 VCC-1 * 5 V Output Voltage Setting Range IO 1.2 (fixed) V Enable Input Voltage VEN -0.3 5.5 V NRCS Capacity CNRCS 0.001 1 µF *5 VCC and VIN do not have to be implemented in the order listed. ★ This product is not designed for use in radioactive environments. ● Electrical Characteristics (Unless otherwise specified, Ta=25℃, VCC=5V, VEN=3V, VIN=1.7V) Parameter Symbol Limits Unit Condition Min. Typ. Max. Bias Current ICC - 0.7 1.2 mA VCC Shutdown Mode Current IST - 0 10 µA VEN=0V Output Voltage IO 1.5 - - A Feedback Voltage 1 VOS1 1.188 1.200 1.212 V Feedback Voltage 2 VOS2 1.176 1.200 1.224 V Tj=-10 to 100℃ Line Regulation 1 Reg.l1 - 0.1 0.5 %/V VCC=4.3V to 5.5V Line Regulation 2 Reg.l2 - 0.1 0.5 %/V VIN=1.5V to 3.3V Load Regulation Reg.L - 0.5 10 mV IO=0 to 1.5A Output ON Resistance RON - 100 150 mΩ IO=1.5A,VIN=1.2V, Tj=-10 to 100℃ Standby Discharge Current IDEN 1 - - mA VEN=0V, VO=1V [ENABLE] Enable Pin Input Voltage High ENHIGH 2 - - V Enable Pin Input Voltage Low ENLOW 0 - 0.8 V Enable Input Bias Current IEN - 7 10 µA VEN=3V [NRCS] NRCS Charge Current INRCS 12 20 28 µA NRCS Standby Voltage VSTB - 0 50 mV VEN=0V [UVLO] VCC Undervoltage Lockout Threshold Voltage VCCUVLO 3.5 3.8 4.1 V VCC:Sweep-up VCC Undervoltage Lockout Hysteresis Voltage VCCHYS 100 160 220 mV VCC:Sweep-down VIN Undervoltage Lockout Threshold Voltage VINUVLO 0.72 0.84 0.96 V VIN:Sweep-up [SCP] SCP Start up Voltage VOSCP VO×0.3 VO×0.4 VO×0.5 V SCP Threshold Voltage TSCP 45 90 200 µsec |
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