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MCP73113 数据表(PDF) 6 Page - Microchip Technology |
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MCP73113 数据表(HTML) 6 Page - Microchip Technology |
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6 / 34 page  MCP73113/4 DS22183C-page 6 © 2010 Microchip Technology Inc. Battery Short Protection BSP Start Threshold VSHORT —1.7 — V BSP Hysteresis VBSPHYS — 150 — mV BSP Regulation Current ISHORT —25 — mA Current Regulation (Fast Charge, Constant-Current Mode) Fast Charge Current Regulation IREG 130 — 1100 mA TA = -5°C to +55°C 117 130 143 mA PROG = 10 k Ω 900 1000 1100 mA PROG = 1.1 k Ω Charge Current Tolerance IRTOL —10 — % Preconditioning Current Regulation (Trickle Charge Constant Current Mode) Precondition Current Ratio IPREG / IREG 810 15 % PROG = 1 k Ω to 10 kΩ TA = -5°C to +55°C — 100 — % No Preconditioning Precondition Voltage Threshold Ratio VPTH / VREG 64 66.5 69 % VBAT Low-to-High 69 71.5 74 % Precondition Hysteresis VPHYS — 100 — mV VBAT High-to-Low (Note 1) Charge Termination Charge Termination Current Ratio ITERM / IREG 3.75 5 6.25 % PROG = 1 k Ω to 10 kΩ TA = -5°C to +55°C 5.6 7.5 9.4 % 7.5 10 12.5 % 15 20 25 % Automatic Recharge Recharge Voltage Threshold Ratio VRTH / VREG 93 95.0 97 % VBAT High-to-Low No Automatic Recharge —0 — % Pass Transistor ON-Resistance ON-Resistance RDSON — 350 — m Ω VDD = 4.5V, TJ = 105°C (Note 1) Status Indicator - STAT Sink Current ISINK —20 35 mA Low Output Voltage VOL —0.2 0.5 V ISINK = 4 mA Input Leakage Current ILK — 0.001 1 μA High Impedance, VDD on pin PROG Input Charge Impedance Range RPROG 1— 21 k Ω Shutdown Impedance RPROG 70 200 — k Ω Impedance for Shutdown PROG Voltage Range VPROG 0— 5 V Automatic Power Down Automatic Power Down Entry Threshold VPDENTRY VBAT + 10 mV VBAT + 50 mV — V 2.3V < VBAT < VREG VDD Falling Automatic Power Down Exit Threshold VPDEXIT —VBAT + 150 mV VBAT + 250 mV V2.3V < VBAT < VREG VDD Rising Thermal Shutdown Die Temperature TSD — 150 — °C Die Temperature Hysteresis TSDHYS —10 — °C DC CHARACTERISTICS (CONTINUED) Electrical Specifications: Unless otherwise indicated, all limits apply for V DD= [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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