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MIC2875-5.0YMT Datasheet(PDF) 4 Page - Microchip Technology |
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MIC2875-5.0YMT Datasheet(HTML) 4 Page - Microchip Technology |
4 / 24 page MIC2875 DS20005549A-page 4 2015 Microchip Technology Inc. TABLE 1-1: ELECTRICAL CHARACTERISTICS (Note 1) Electrical Characteristics: VIN = 3.6V, VOUT = 5V, CIN = 4.7 μF, COUT = 22 μF, L = 1 μH TA = 25°C, bold values are valid for –40°C TJ +125°C Unless otherwise indicated. Parameters Sym. Min. Typ. Max. Units Conditions Power Supply Supply Voltage Range VIN 2.5 — 5.5 V — UVLO Rising Threshold VUVLOR — 2.32 2.49 V — UVLO Hysteresis VUVLOH — 200 — mV — Quiescent Current IVIN — 1 — mA Operating at minimum switching frequency VIN Shutdown Current IVINSD — 1 3 μAVEN = 0V, VIN = 5.5V, VOUT = 0V VOUT Shutdown Current IVOUTSD — 2 5 μAVEN = 0V, VIN = 0.3V, VOUT = 5.5V Output Voltage VOUT VIN — 5.5 V — Feedback Voltage VFB 0.8865 0.9 0.9135 V Adjustable version, IOUT = 0A Voltage Accuracy — 1.5 — +1.5 % Fixed version, IOUT = 0A Line Regulation —— 0.3 — %/V 2.5V < VIN < 4.5V, IOUT = 500 mA Load Regulation —— 0.2 — %/A IOUT = 200 mA to 1200 mA Maximum Duty Cycle DMAX — 92 — %— Minimum Duty Cycle DMIN — 6.5 — %— Low-side Switch Current Limit ILS 3.8 4.8 5.8 A VIN = 2.5V Switch On-Resistance PMOS — 79 — mΩ VIN = 3.0V, ISW = 200 mA, VOUT = 5.0V NMOS — 82 — mΩ VIN = 3.0V, ISW = 200 mA, VOUT = 5.0V Switch Leakage Current (Note 2) ISW — 0.2 5 μAVEN = 0V, VIN = 5.5V Minimum Switching Frequency FSWMIN — 45 — kHz IOUT = 0 mA Oscillator Frequency FOSC 1.6 2 2.4 MHz — Overtemperature Shutdown Threshold TSD — 155 — °C — Overtemperature Shutdown Hysteresis — 15 — — Soft-Start Soft-Start Time TSS — 1.1 — ms VOUT = 5.0V Note 1: Specification for packaged product only. 2: Guaranteed by design and characterization. |
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