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LX2201CLQ Datasheet(PDF) 3 Page - Microsemi Corporation |
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LX2201CLQ Datasheet(HTML) 3 Page - Microsemi Corporation |
3 / 11 page LX2201 PRODUCTION DATA SHEET Microsemi Integrated Products Division 11861 Western Avenue, Garden Grove, CA. 92841, 714-898-8121, Fax: 714-893-2570 Page 3 Copyright © 2000 Rev. 1.2b, 2005-04-13 USB Li-Ion Battery Charger TM ® ELECTRI CAL CHA RACTERI S TI CS Unless otherwise specified, the following specifications apply over the operating ambient temperature 0 °C ≤ T A ≤ 70°C except where otherwise noted and the following test conditions: VDD = 5.0V. LX2201 Parameter Symbol Test Conditions Min Typ Max Units MAIN CIRCUITRY Input Voltage VDD 4.5 6 V VDD > VBAT 4 8 mA Quiescent Current IGND VDD < VBAT 3 5 µA CTP Bias Voltage VCTP RCTP = 150K, IBAT > 100mA 1.25 V CCP Bias Voltage VCCP 1.25 V CUS Bias Voltage VCUS 2.6 V CONSTANT VOLTAGE MODE VM = Low 4.16 4.2 4.24 Constant Voltage Charge Level VCVL VM = High 4.06 4.1 4.14 V Maximum Dropout Voltage VIN – VBAT IBAT = 1A 350 mV Top Off Charge Droop Threshold VDRP 96 97 98 BAT CVL V % V CONSTANT CURRENT MODE BAT Constant Current Accuracy ICCL RCCP = 64.9K 0.85 1 1.15 A BAT Constant Current Level IBAT VBAT < (VCVL – 100mV) 0.35 2 A Conditioning Current ICOND VBAT < VCTV ; @25°C 3.0 4.75 6.0 BAT CCL I % I Conditioning Current Mode Threshold Voltage VCTV 60 64 68 BAT CVL V % V Charge Termination Current Accuracy IBAT RCTP = 150K ; @25°C 35 50 65 mA USB CURRENT LIMIT USB Low Current Limit IIN VIN = 5V, VDD < VIN, VID1 = Lo, RUSB = 2.55K 85 93 100 mA USB High Current Limit IIN VIN = 5V, VDD < VIN, VID1 = Hi, RUSB = 2.55K 425 463 500 mA LOGIC STAT Logic High Output VSTAT VIN = 5.0V, ISTAT = -5mA 4.5 5 V STAT Logic Low Output VSTAT VIN = 5.0V, ISTAT = 25µA 0.4 V Logic High 2.0 State Select Threshold VVID Logic Low 0.8 V Logic High 2.0 VM Select Threshold VVM Logic Low 0.8 V THERMAL SHUTDOWN Maximum Junction Temperature TJ VIN = 5.0V, IOUT = 1A, Temperature Rising 130 140 150 °C BI-DIRECTIONAL PASS ELEMENT CONTROL Discharge Switch On Resistance RDS(ON) IBAT = -1A 130 150 m Ω Charging Threshold VCHG VIN > VBAT + VCHG 0 5 10 mV Discharging Threshold VDCH VIN > VBAT + VDCH 0 5 10 mV Pass Element Switch Mode Delay tsw Charge–to–discharge or Discharge–to–charge 5 µs PSW FET DRIVER High Output Voltage VPSW VIN < VBAT, IPSW = 0, VBAT = 4.2V 4.1 4.2 V Low Output Voltage VPSW VIN > VBAT, IPSW = 0 0 0.2 V OR-ing Resistance RPSW 5 10 15 K Ω Switch Delay (VDD > VBAT to VDD < VBAT) tPSW CPSW = 1000pF, to VPSW = (VBAT – 1V) 0 500 1000 Ns |
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