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MIC5014

MIC5014 Series

High Side or Low Side MOSFET Gate Driver

Manufacturer: Microchip Technology

Catalog

High Side or Low Side MOSFET Gate Driver

Key Features

- 2.75 V to 30 V operation
- 100 µA maximum supply current (5 V supply)
- 15 µA typical off-state current
- Internal charge pump
- TTL compatible input
- Withstands 60 V transient (load dump)
- Reverse battery protected to -20 V
- Inductive spike protected to -20 V
- Overvoltage shutdown at 35 V
- Internal 15 V gate protection
- Minimum external parts
- Operates in high-side or low-side configurations
- 1 µA control input pull-off
- Inverting and noninverting versions

Description

AI
MIC5014 and MIC5015 MOSFET gate drivers are designed for gate control of N-channel, enhancement-mode, power MOSFETs used as high-side or low-side switches. The MIC5014/5 can sustain an on-state output indefinitely. The MIC5014/5 operates from a 2.75 V to 30 V supply. In high-side configurations, the driver can control MOSFETs that switch loads of up to 30 V. In low-side configurations, with separate supplies, the maximum switched voltage is limited only by the MOSFET. The MIC5014/5 has a TTL compatible control input. Non-inverting and inverting configurations available: MIC5014: Non-Inverting MIC5015: Inverting. The MIC5014/5 features an internal charge pump that can sustain a gate voltage greater than the available supply voltage. The gate driver is capable of turning on a logic-level MOSFET from a 2.75 V supply or a standard MOSFET from a 5 V supply. The gate-to-source output voltage is internally limited to approximately 15 V. The MIC5014/5 is protected against automotive load dump, reversed battery, and inductive load spikes of 20 V. The drivers overvoltage shutdown feature turns off the external MOSFET at approximately 35 V to protect the load against power supply excursions. The MIC5014 is an improved pin-for-pin compatible replacement in many MIC5011 applications. The MIC5014/5 is available in plastic 8-pin DIP and 8-pin SOIC packages.