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RT9541DCER Datasheet(PDF) 2 Page - List of Unclassifed Manufacturers |
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RT9541DCER Datasheet(HTML) 2 Page - List of Unclassifed Manufacturers |
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2 / 8 page  RT9541 Preliminary www.richtek-ic.com.tw DS9541-05 August 2001 2 Absolute Maximum Ratings Allowable Battery Voltage -0.3V ~ 7V Input Voltage (V) VDD-14V to VDD +0.3V Input Voltage (CT) VSS-0.3V to VDD +0.3V Output Voltage (COUT) VDD-14V to VDD +0.3V Output Voltage (DOUT) VSS-0.3V to VDD +0.3V Power Dissipation, PD @ TA = 25 °C SOT-26 0.25W Package Thermal Resistance SOT-26, θJA 250 °C/W Operating Temperature Range -20 °C ~ +85°C Storage Temperature Range -65 °C ~ +150°C Electrical Characteristics Parameter Symbol Test Conditions Min Typ Max Units Operating Input Voltage VDD Voltage defined as VDD-VSS 1 -- 6 V Charger Voltage VCHG Voltage defined as VDD-V- -- -- 14 V Minimum Operating Voltage for 0V Charging Voltage defined as VDD-V- VDD-VSS = 0V -- -- 1 V Accuracy of Over-charge Threshold Voltage ∆VOCHG Detect rising edge of supply voltage -25 -- 25 mV Over-charge Threshold Hysteresis 0.1 0.15 0.2 V Output Delay Time of Over-charge TOCHG C3 = 0.01 µF, VDD = 3.6V ~ 4.3V 30 60 80 mS Accuracy of Over-discharge Threshold Voltage ∆VODISCHG Detect falling edge of supply voltage -2.5 -- 2.5 % Output Delay Time of Over- discharge TODISCHG VDD = 3.6V ~ 2.4V 10 15 20 mS Excess Current Threshold Voltage During Discharge Detect rising edge of “V-“ pin voltage 0.15 0.17 0.19 V Output Delay of Discharge Excess Current VDD = 3.0V 15 20 25 mS Excess Current Threshold Voltage During Charge Detect falling edge of “V-“ pin voltage -0.19 -0.17 -0.15 V Output Delay of Charge Excess Current 15 20 25 mS Short Detection Voltage During Discharge VDD = 3.0V VDD-1.1 VDD-0.8 VDD-0.5 V Output Delay of Discharge Short Circuit TSHORT VDD = 3.0V -- 5 50 µS Reset Resistance for Excess Current Protection RSHORT VDD = 3.6V, V- = 1.0V 25 50 75 k Ω Supply Current IDD VDD = 3.9V, V- = 0V -- 2.0 5.0 µA Standby Current ISTANDBY VDD = 2.0V -- 0.1 0.5 µA |
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