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MCP73830 Datasheet(PDF) 4 Page - Microchip Technology |
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MCP73830 Datasheet(HTML) 4 Page - Microchip Technology |
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4 / 22 page  MCP73830/L DS20005049D-page 4 2011-2014 Microchip Technology Inc. Current Regulation (Fast Charge, Constant-Current Mode) Fast Charge Current Regulation MCP73830L IREG 20 — 200 mA — 20 — mA PROG = 10 k — 200 — mA PROG = 1 k Fast Charge Current Regulation MCP73830 IREG 100 — 1000 mA — 100 — mA PROG = 10 k — 1000 — mA PROG = 1 k Charge Current Tolerance IRTOL —10 — % VDD = 4.5V, TA = -5°C to +55°C Preconditioning Current Regulation (Trickle Charge Constant Current Mode) Precondition Current Ratio IPREG/IREG — 10 — % PROG = 1 k to 10 k — 100 — % No Preconditioning Precondition Voltage Threshold Ratio VPTH/VREG 70 72 75 % VBAT Low-to-High TA = -5°C to +55°C Precondition Hysteresis VPHYS — 100 — mV Charge Termination Charge Termination Current Ratio ITERM/IREG 5.6 7.5 9.4 % PROG = 1 k to 10 k 810 12 % VDD = 4.5V, TA=-5°C to +55°C Automatic Recharge Recharge Voltage Threshold Ratio VRTH/VREG 94.5 96.5 98.5 % VBAT High-to-Low —0 — % No Automatic Recharge Pass Transistor ON-Resistance ON-Resistance RDSON — 500 — m V DD = 4.5V, TJ = 105°C (Note 1) Status Indicator – STAT Sink Current ISINK —16 30 mA Low Output Voltage VOL —0.4 1 V ISINK = 4 mA Input Leakage Current ILK — 0.01 1 µA High Impedance, VDD on Pin PROG Input Charge Impedance Range RPROG 1— 10 k Automatic Power Down Automatic Power Down Entry Threshold VPDENTRY —VBAT +50mV — V VDD Falling Automatic Power Down Exit Threshold VPDEXIT —VBAT + 150 mV — V VDD Rising Charge Enable (CE) Input High Voltage Level TSD 1.5 — — V Input Low Voltage Level VIL —— 0.8 V Input Leakage Current ILK —5 8 µA VDD = 5V TA= -5°C to +55°C DC CHARACTERISTICS (CONTINUED) Electrical Specifications: Unless otherwise indicated, all limits apply for VDD= [VREG(Typical) + 0.3V] to 6V, TA = -40°C to +85°C. Typical values are at +25°C, VDD = [VREG (Typical) + 1.0V] Parameters Sym. Min. Typ. Max. Units Conditions Note 1: Not production tested. Ensured by design. |
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