Texas Instruments BQ40Z50RSMT Microcontrollers
1-4 series Li-ion battery pack manager | battery fuel (gas) gauge 32-VQFN -40 to 85
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
BQ40Z50RSMT
Base Model
Detailed Description
1-4 series Li-ion battery pack manager | battery fuel (gas) gauge 32-VQFN -40 to 85
Package
32-VFQFN Exposed Pad
Lifecycle Status
Active
Datasheet
BQ40Z50RSMT Datasheet
Quick Jump:
Technical Specifications
Texas Instruments BQ40Z50RSMT Microcontrollers technical specifications.
General
Interface
SMBus
RoHS
Yes
Package / Case
32-VFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Lifecycle Status
Active
Battery Chemistry
Lithium Ion/Polymer
Number of Cells
1 ~ 4
Fault Protection
Over Current, Over Temperature, Over/Under Voltage, Short Circuit
Function
Multi-Function Controller
Alternate Parts Comparison (BQ40Z50RSMT vs BQ40Z60RHBR vs BQ40Z60RHBT vs BQ40Z50RSMT-R2)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 32-VFQFN Exposed Pad | 32-VFQFN Exposed Pad | 32-VFQFN Exposed Pad | 32-VFQFN Exposed Pad |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) | -40°C ~ 85°C (TA) |
| Interface | SMBus | SMBus | SMBus | SMBus |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Active |
| Battery Capacity Max Mah | 65000 | 29000 | 29000 | 65000 |
| Battery Capacity Min Mah | 100 | 100 | 100 | 100 |
| Battery Chemistry | Lithium Ion/Polymer | Lithium Ion/Polymer | Lithium Ion/Polymer | Lithium Ion/Polymer |
| Cell Balancing | External, Internal | External, Internal | External, Internal | External, Internal |
| Cell Chemistry | Li-Ion/Li-Polymer, LiFePO4 | Li-Ion/Li-Polymer, LiFePO4 | Li-Ion/Li-Polymer, LiFePO4 | Li-Ion/Li-Polymer, LiFePO4 |
| Communication Interface | SMBus | SMBus | SMBus | SMBus |
| Action |
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
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IC 6-CH LI-ION BATT CTRL 48LQFP
More Parts in Microcontrollers
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.
BQ40Z50RSMT-R2Texas Instruments1-4 series Li-ion battery pack manager supporting Turbo Mode 2.0 32-VQFN -40 to 85