The MC33771 is a Li-Ion battery cell controller IC designed for automotive and industrial applications such as HEV, EV, ESS, UPS systems. Featuring:
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Full Datasheet and more documentation are available on docstore.nxp.com (NDA required).
Full Datasheet and more documentation are available on docstore.nxp.com (NDA required).
Designs
Designs
Evaluation and Development Boards
Evaluation and Development Boards
Evaluation and Development Boards
Evaluation and Development Boards
Evaluation and Development Boards
Evaluation and Development Boards
Designs
Designs
Evaluation and Development Boards
Evaluation and Development Boards
Evaluation and Development Boards
Evaluation and Development Boards
Evaluation and Development Boards
Evaluation and Development Boards
Evaluation and Development Boards
Parameter | MC33772B | MC33771B | MC33771C |
Voltage Channels | 3..6 | 7..14 | 7..14 |
Supply VRange (Max) | 6 V..30 V (40 V) | 9.6 V..61.6 V (75 V) | 9.6 V..61.6V (75 V) |
Cell Input Voltage Range | -0.3 V to 5 V | -0.3 V to 5 V | -0.3 V to 5 V |
Measurement Error | ± 0.8 mV (Vcell =3.3 v Ta = 25°c) | ± 0.8 mV (Vcell =3.3 v Ta = 25°c) | ± 0.8 mV (Vcell =3.3 v Ta = 25°c) |
Total Measurement Error (After aging: MLS3 & 1000h HTOL) |
± 3.9 mV | ± 3.9 mV | ± 3.9 mV |
Vpwr=6V..30V, Vcell=1.5V..4.3V, -40~85°C |
Vpwr=9.6V..61.6V, Vcell=1.5V..4.3V, -40~85°C |
Vpwr=9.6V..61.6V, Vcell=1.5V..4.3V, -40°C..85°C |
|
Measurement averaging | No | No | Configurable Averaging Samples 2n n=0..8, (1,2,4,..256) |
Functional Safety |
ASIL C ASIL D Compliance |
ASIL C ASIL D Compliance |
ASIL C ASIL D Compliance |
Isolated communication Speed | 2 Mbps | 2 Mbps | 2 Mbps |
Communication Isolation | Inductive | Inductive | Inductive, Capacitive |
Max Nodes per Daisy Chain | 15 | 15 | 63 |
CRC Bit | 8 | 8 | 8 |
Comms bit | 40 | 40 | 48 |
Integrated Balancing | <300 mA, Timer | <300 mA, Timer | <300 mA, Timer |
Balancing sleep mode | Yes | Yes | Yes |
GPIO / Analog measurement inputs | 7 | 7 | 7 |
I2C Master | EEPROM Only | EEPROM Only | EEPROM Only |
Current Channels | 1 | 1 | 1 |
Coulomb counter | 1 | 1 | 1 |
Package | 48-pin LQFP-EP (-40~105°C) | 64-pin LQFP-EP (-40~105°C) | 64-pin LQFP-EP (-40~105°C) |
Battery management systems (BMS) solutions for automotive and industrial applications including 12 V, 48 V, high-voltage and battery pack monitoring applications.
When it comes to functional safety, NXP stands for quality and reliability. Our SafeAssure program simplifies system-level safety requirements in accordance with ISO 26262.
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