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The MC33772CTC0AE is a lithium-ion battery controller IC for automotive and industrial control applications such as HEV, EV, ESS and UPS systems.

Description:

The NXP Semiconductors MC33772 lithium-ion battery controller is a 6-channel PMIC (Power Management IC) designed for automotive and industrial applications. The MC33772 battery controller is ideal for HEV (hybrid electric vehicle), EV (electric vehicle), ESS (energy storage system) and UPS (uninterruptible power supply) systems.

Features

Supply voltage

Working voltage: 7.0V ≤ VPWR ≤ 30V; Transient voltage: 42V (Daisy chain mode)

Operating voltage: 5.0V ≤ VPWR ≤ 30V; Transient voltage: 42V (SPI mode)

Advanced voltage and temperature measurement

6 channels for battery voltage measurement

Total stack voltage measurement

Maximum total voltage measurement error: 0.8mV

7 ADC/GPIO/ temperature sensor inputs

Advanced current measurements have been synchronized

Integrate the current sensor with the PGA

Accuracy from milliamp to kiloamp: ±0.5%

Integrated Coulomb counter

Onboard passive balance

On-board 300mA low Rdson passive battery balanced MOSFETs with diagnostic function

Balance in sleep mode

Programmable balance timer for each MOSFET

Isolate Daisy chain or SPI communication

2.0Mbps, 2-wire twisted pair differential, isolation

Initialize addressable

4Mbps SPI

Diagnostics, functional safety and robustness

OV/UV, OT/UT, OC fault verification

Sleep mode OV/UV, OT/UT monitoring

Supports ISO 26262, up to ASIL D safety capability

Supports hot swap

Meets AECQ-100 standard

encapsulation

48 pin LQFP or QFP

Applications

• Automotive: 48V and high voltage battery packs for HEV/EV

• High voltage (200V to 800V) battery management system

• Electric bicycles and scooters

• Reserve system

• Uninterruptible power supply system

• ESS