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MFS5600AMBAFES 数据表(PDF) 10 Page - NXP Semiconductors |
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MFS5600AMBAFES 数据表(HTML) 10 Page - NXP Semiconductors |
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10 / 118 page ![]() NXP Semiconductors FS5600 Automotive buck regulator and controller with voltage monitors and watchdog timer Pin number Pin name Description Absolute maximum voltage rating Connection if not used 23 EN1 SW1 enable input pin. –0.3 V to 40 V Connect to ground 24 FS0B (NA for QM version) Fail-safe Output pin. Open drain. Connect to ground for QM version. –0.3 V to 40 V Connect to ground 25 SW1FB SW1 output voltage feedback. Use external or internal resistor divider for SW1 outputs ≤ 5.5 V. Use external resistor divider for SW1 outputs > 5.5 V. –0.3 V to 7 V Connect to ground 26 PGOOD1 PGOOD1 output from monitoring of selected voltage monitors. Open-drain. –0.3 V to 5.5 V Connect to ground 27 PGOOD2 PGOOD2 output from monitoring of selected voltage monitors. Open-drain. –0.3 V to 5.5 V Connect to ground 28 VDIG Output of internal regulator for powering logic. Bypass with 2.2 µF capacitor. No external loading permitted. –0.3 V to 2.0 V N/A 29 BIAS_IN Input pin for external bias supply. Bypass with 1 µF capacitor. Connect to external bias supply < 5.5 V. –0.3 V to 5.5 V Connect to ground 30 VCC VCC regulator/switch output. Bypass with 10 µF capacitor. No external loading permitted. Nominally regulated at 4.7 V in the absence of BIAS_IN. –0.3 V to 5.5 V N/A 31 MODE/SYNCIN Selectable via OTP to be used for external clock synchronization or to select between PFM and PWM modes of operation. –0.3 V to 5.5 V Connect to ground 32 VIN Input to internal circuitry. Connect to battery input. –0.3 V to 40 V N/A — EPAD Connect to ground with sufficient number of thermal vias. — N/A Table 3. Pin description...continued FS5600 All information provided in this document is subject to legal disclaimers. © 2024 NXP B.V. All rights reserved. Product data sheet Rev. 4 — 29 April 2024 10 / 118 |
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