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MCP14628 データシート(PDF) 3 Page - Microchip Technology |
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MCP14628 データシート(HTML) 3 Page - Microchip Technology |
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3 / 24 page  © 2008 Microchip Technology Inc. DS22083A-page 3 MCP14628 1.0 ELECTRICAL CHARACTERISTICS Absolute Maximum Ratings † VCC, Device Supply Voltage............................. -0.3V to +7.0V VBOOT, BOOT Voltage.................................... -0.3V to +36.0V VPHASE, Phase Voltage...........VBOOT - 7.0V to VBOOT +0.3V VFCCM, FCCM Voltage ........................... -0.3V to VCC + .0.3V VPWM, PWM Voltage............................... -0.3V to VCC +0.3V VUGATE, UGATE Voltage....... VPHASE - 0.3V to VBOOT +0.3V VLGATE, LGATE Voltage .......................... -0.3V to VCC +0.3V ESD Protection on all Pins ....................................2 kV (HBM) † Notice: Stresses above those listed under "Maximum Ratings" may cause permanent damage to the device. This is a stress rating only and functional operation of the device at those or any other conditions above those indicated in the operational sections of this specification is not intended. Exposure to maximum rating conditions for extended periods may affect device reliability. DC CHARACTERISTICS Electrical Specifications: Unless otherwise noted, VCC =5V, TJ = -40°C to +125°C Parameters Sym Min Typ Max Units Conditions VCC Supply Requirements Recommended Operating Range VCC 4.5 5.0 5.5 V Bias Supply Voltage IVCC — 80 — µA PWM pin floating, VFCCM =5V UVLO (Rising VCC) — 3.40 3.90 V UVLO (Falling VCC)2.40 2.90 — V Hysteresis — 500 — mV PWM Input Requirements PWM Input Current IPWM —250 — µA VPWM =5V — -250 — µA VPWM =0V PWM Rising Threshold 0.70 1.00 1.30 V PWM Falling Threshold 3.50 3.80 4.10 V Tri-State Shutdown Hold-off Time tTSSHD 100 175 250 ns TA = +25°C, Note 2 FCCM input Requirements FCCM Low Threshold 0.50 — — V FCCM High Threshold — — 2.0 V Output Requirements High Drive Source Resistance — 1.0 2.5 Ω 500 mA source current, Note 1 High Drive Sink Resistance — 1.0 2.5 Ω 500 mA sink current, Note 1 High Drive Source Current — 2.0 — A Note 1 High Drive Sink Current — 2.0 — A Note 1 Low Drive Source Resistance — 1 2.5 Ω 500 mA source current, Note 1 Low Drive Sink Resistance — 0.5 1.0 Ω 500 mA sink current, Note 1 Low Drive Source Current — 2.0 — A Note 1 Low Drive Sink Current — 3.5 — A Note 1 Note 1: Parameter ensured by design, not production tested. 2: See Figure 4-1 for parameter definition. |
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