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FAN54300 Scheda tecnica(PDF) 8 Page - Fairchild Semiconductor |
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FAN54300 Scheda tecnica(HTML) 8 Page - Fairchild Semiconductor |
8 / 43 page © 2010 Fairchild Semiconductor Corporation www.fairchildsemi.com FAN54300 • Rev. 1.0.4 8 Electrical Specifications Unless otherwise specified: circuit of Figure 1, recommended operating temperature range for TJ and TA, VBUS or VIN = 5.0 V, HZ1, HZ2, OPA_MODE = 0, (Charger Mode). SCL, SDA, OTG = 0 or 1.8 V. Typical values are for TJ = 25°C. Symbol Parameter Conditions Min. Typ. Max. Units Power Supplies IVBUS VBUS Current PWM Switching, Open Battery, TE=0 33 mA PWM Not Switching (VBAT > VOREG) 3.6 mA 0°C < TJ < 85°C, HZ1 = 1, VBAT > VLOWV 350 500 µA 0°C < TJ < 85°C, HZ1 = 1, VBAT < VLOWV, 32S Mode 350 500 µA IVIN VIN Current PWM Switching, Open Battery, TE=0 33 mA PWM Not Switching (VBAT>VOREG) 2.6 mA 0°C < TJ < 85°C, HZ2 = 1, VIN > VLOWV 350 500 µA 0°C < TJ < 85°C, HZ2 = 1, VIN < VLOWV, 32S Mode 350 500 µA IBAT Battery Discharge Current in High-Z Mode 0°C < TJ < 85°C, HZ1=HZ2 = 1 or DIS=1, VBAT = 4.2 V 20 µA 0°C < TJ < 85°C, VBAT = 4.2 V, VIN = VBUS = Open or GND, HZ1=HZ2=1, SDA = SCL = 1.8 V, No I 2C Traffic 30 µA Charger Voltage Regulation VOREG Charge Voltage Range 3.5 4.4 V Charge Voltage Accuracy TA = 25°C –0.5 +0.5 % TJ = 0 to 125°C –1 +1 % Charging Current Regulation IOCHRG Output Charge Current Range VLOWV < VBAT < VOREG, VBUS > VSLP, RSENSE = 68 m 550 1500 mA Charge Current Accuracy Across RSENSE 20 mV < VIREG < 40 mV 92 97 102 % of Setting VIREG > 40 mV 94 97 100 Weak-Battery Detection VLOWV Weak-Battery Threshold Accuracy 3.4 < VLOWV < 3.7 -5 +5 % Weak Battery Deglitch Time Rising Voltage, 2 mV Overdrive 30 ms Logic Levels: DIS, SDA, SCL, OTG VIH HIGH-Level Input Voltage 1.05 V VIL LOW-Level Input Voltage 0.4 V IIN Input Bias Current Input Tied to GND or VBAT 0.01 1.00 µA Charge Termination Detection I(TERM) Termination Current Range VBAT > VOREG – VRCH, VBUS > VSLP, RSENSE = 68 m 50 400 mA Termination Current Accuracy [VCSIN – VBAT ] from 3 mV to 20 mV –25% +25% [VCSIN – VBAT ] from 20 mV to 40 mV –5% +5% Termination Current Deglitch Time 2 mV Overdrive 30 ms Continued on the following page… |
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