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MCP73123 Datasheet(PDF) 5 Page - Microchip Technology |
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MCP73123 Datasheet(HTML) 5 Page - Microchip Technology |
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5 / 28 page  2009-2013 Microchip Technology Inc. DS22191E-page 5 MCP73123/223 Line Regulation V BAT/ VBAT)/VDD| — 0.05 0.20 %/V VDD = [VREG(Typical)+1V] to 6V - MCP73123 VDD = [VREG(Typical)+1V] to 12V - MCP73223 IOUT = 50 mA Load Regulation V BAT/VBAT| — 0.05 0.20 % IOUT = 50 mA - 150 mA VDD = [VREG(Typical)+1V] Supply Ripple Attenuation PSRR — -46 — dB IOUT = 20 mA, 10 Hz to 1 kHz — -30 — dB IOUT = 20 mA, 10 Hz to 10 kHz Battery Short Protection BSP Start Threshold VSHORT — 1.45 — V MCP73123 BSP Start Threshold VSHORT — 2.90 — V MCP73223 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 — 130 — mA PROG = 10 k — 1000 — mA PROG = 1.1 k Preconditioning Current Regulation (Trickle Charge Constant Current Mode) Precondition Current Ratio IPREG//IREG — 10 — % PROG = 1 k to 10 k TA=-5°C to +55°C — 100 — % No Preconditioning Precondition Voltage Threshold Ratio VPTH VPTH 1.9 2.0 2.1 V MCP73123, VBAT Low-to-High 3.8 4.0 4.2 V MCP73223, VBAT Low-to-High Precondition Hysteresis VPHYS — 100 — mV VBAT High-to-Low (Note 1) Charge Termination Charge Termination Current Ratio ITERM/IREG 3.7 5 6.3 % PROG = 1 k to 10 k 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 97 % VBAT High-to-Low No Automatic Recharge — 0 — Pass Transistor ON-Resistance ON-Resistance RDSON — 350 — m 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 A High Impedance, VDD on pin PROG Input Charge Impedance Range RPROG 1 — 10 k Shutdown Impedance RPROG — 200 — k Impedance for Shutdown PROG Voltage Range VPROG 0 — 5 V DC CHARACTERISTICS (CONTINUED) Electrical Specifications: Unless otherwise indicated, all limits apply for V DD= [VREG(Typical) + 0.3V] to 12V, 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. |
Similar Part No. - MCP73123_13 |
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Similar Description - MCP73123_13 |
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