Overview
The MC33771BTA1AER2 is a SMARTMOS lithium-ion battery cell controller IC designed by NXP USA Inc. This advanced controller is specifically tailored for automotive applications, including hybrid electric vehicles (HEV) and other battery management systems. It features a robust set of functionalities to ensure reliable and efficient battery management.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Voltage (VPWR) | 9.6 | - | 63 | V |
| Operating Temperature | -40 | - | 105 | °C |
| Supply Current (IVPWR) | - | - | 5.4 / 8.0 | mA |
| ADC Conversion Time (13-bit resolution) | - | - | 19.00 | µs |
| Cell Balance Driver VDS Active Clamp Voltage | - | - | 11 | V |
| Package Type | - | - | 64-pin LQFP-EP | - |
Key Features
- Automatic over/undervoltage and temperature detection with fault pin routing
- Integrated sleep mode with over/undervoltage and temperature monitoring
- Onboard 300 mA passive cell balancing with diagnostics
- Hot plug capability
- Detection of internal and external faults, including open lines, shorts, and leakages
- Designed to support ISO 26262, up to ASIL D safety system
- Fully compatible with the MC33772 for a maximum of six cells
- Qualified in compliance with AEC–Q100
- 5.0 V at 5.0 mA reference supply output
- SPI and TPL differential communication protocols
Applications
The MC33771BTA1AER2 is primarily used in automotive battery management systems, including hybrid electric vehicles (HEV) and other electric vehicle applications. It is also suitable for any system requiring advanced lithium-ion battery cell management.
Q & A
- What is the primary function of the MC33771BTA1AER2?
The MC33771BTA1AER2 is a lithium-ion battery cell controller IC designed for advanced battery management in automotive applications.
- What is the operating temperature range of the MC33771BTA1AER2?
The operating temperature range is from -40°C to 105°C.
- What type of package does the MC33771BTA1AER2 come in?
The MC33771BTA1AER2 comes in a 64-pin LQFP-EP package.
- Does the MC33771BTA1AER2 support hot plug capability?
- What safety standards does the MC33771BTA1AER2 comply with?
- What communication protocols does the MC33771BTA1AER2 support?
- What is the maximum number of cells the MC33771BTA1AER2 can manage when used with the MC33772?
- Does the MC33771BTA1AER2 have onboard cell balancing capabilities?
- Can the MC33771BTA1AER2 detect internal and external faults?
- What is the reference supply output of the MC33771BTA1AER2?
