Overview
The MC33772CTP1AE, produced by NXP USA Inc., is a SMARTMOS lithium-ion battery cell controller IC. This device is specifically designed for automotive and industrial applications, including hybrid electric vehicles (HEV), electric vehicles (EV), energy storage systems (ESS), and uninterruptible power supply (UPS) systems. The IC performs critical functions such as ADC conversions of differential cell voltages and current, battery coulomb counting, and battery temperature measurements. It communicates with microcontrollers via either SPI or isolated daisy chain communication interfaces, supporting both capacitive and inductive isolation. The MC33772C is AEC-Q100 qualified and operates up to 125 °C ambient temperature, ensuring reliability in demanding environments.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Supply Input Voltage (VPWR1, VPWR2) | -0.3 | 40 | V | |
| Cell Terminal Voltage (CT6) | -0.3 | 40 | V | |
| Cell Terminal Differential Voltage (CTN to CTN-1) | -0.3 | 6.7 | V | |
| Operating Temperature (SPI mode) | -40 | 125 | °C | |
| Operating Temperature (TPL mode) | -40 | 105 | °C | |
| Supply Current (IVPWR) - Normal Mode | See datasheet for detailed conditions | mA | ||
| Communication Speed - SPI | 4.0 | Mbit/s | ||
| Communication Speed - Isolated Daisy Chain | 2.0 | Mbit/s |
Key Features
- Manages 3 to 6 lithium-ion battery cells.
- Performs ADC conversions of differential cell voltages and current, battery coulomb counting, and battery temperature measurements.
- Supports SPI and isolated daisy chain communication interfaces with capacitive and inductive isolation.
- Operates within a voltage range of 5.0 V to 30 V with 40 V transient capability.
- AEC-Q100 qualified for automotive reliability.
- Operates up to 125 °C ambient temperature.
Applications
- Hybrid Electric Vehicles (HEV).
- Electric Vehicles (EV).
- Energy Storage Systems (ESS).
- Uninterruptible Power Supply (UPS) systems.
Q & A
- What is the primary function of the MC33772CTP1AE? The MC33772CTP1AE is a lithium-ion battery cell controller IC designed to manage and monitor battery cells in various applications.
- What types of communication interfaces does the MC33772CTP1AE support? It supports SPI and isolated daisy chain communication interfaces with both capacitive and inductive isolation.
- What is the operating temperature range of the MC33772CTP1AE? The device operates up to 125 °C ambient temperature in SPI mode and up to 105 °C in TPL mode.
- Is the MC33772CTP1AE AEC-Q100 qualified? Yes, it is AEC-Q100 qualified, ensuring reliability in automotive applications.
- How many battery cells can the MC33772CTP1AE manage? It can manage 3 to 6 lithium-ion battery cells.
- What are the typical applications of the MC33772CTP1AE? Typical applications include HEV, EV, ESS, and UPS systems.
- What is the voltage range for the supply input (VPWR1, VPWR2)? The supply input voltage range is from 5.0 V to 30 V with a 40 V transient capability.
- How does the MC33772CTP1AE communicate with microcontrollers? It communicates via SPI or isolated daisy chain interfaces.
- What kind of isolation does the MC33772CTP1AE support in its communication interfaces? It supports both capacitive and inductive isolation in its daisy chain communication interface.
- What are the key measurements performed by the MC33772CTP1AE? The device performs ADC conversions of differential cell voltages and current, battery coulomb counting, and battery temperature measurements.
