Texas Instruments BQ20Z655DBT Battery Management
IC GAS GAUGE W/IMP TRACK 44TSSOP
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
BQ20Z655DBT
Detailed Description
IC GAS GAUGE W/IMP TRACK 44TSSOP
Package
44-TFSOP (0.173", 4.40mm Width)
Lifecycle Status
Obsolete
Datasheet
BQ20Z655DBT Datasheet
Quick Jump:
Technical Specifications
Texas Instruments BQ20Z655DBT Battery Management technical specifications.
General
Series
Impedance Track™
Interface
SMBus
RoHS
Yes
Package / Case
44-TFSOP
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 85°C (TA)
Lifecycle Status
Obsolete
Battery Chemistry
Lithium Ion/Polymer
Number of Cells
2 ~ 4
Fault Protection
Over Current, Over Temperature, Over/Under Voltage, Short Circuit
Related Parts Comparison (BQ20Z655DBT vs BQ7694000DBTR vs BQ20Z655DBTR vs BQ20Z655DBTR-R1)
Side-by-side specifications of related catalog parts.
Engineering verification required. Related parts may have different electrical ratings, pinouts, footprints, and operating limits. Verify suitability for your circuit before substitution.
| This Part | Related Part | Related Part | Related Part | |
|---|---|---|---|---|
| Package / Case | 44-TFSOP | 44-TFSOP | 44-TFSOP | 44-TFSOP |
| 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 | I²C | SMBus | SMBus |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Obsolete | Active | Active | Active |
| Battery Chemistry | Lithium Ion/Polymer | Multi-Chemistry | Lithium Ion/Polymer | Lithium Ion/Polymer |
| Fault Protection | Over Current, Over Temperature, Over/Under Voltage, Short Circuit | Over Current, Over/Under Voltage, Short Circuit | Over Current, Over Temperature, Over/Under Voltage, Short Circuit | Over Current, Over Temperature, Over/Under Voltage, Short Circuit |
| Function | Multi-Function Controller | Battery Monitor | Multi-Function Controller | Multi-Function Controller |
| Number of Cells | 2 ~ 4 | 9 ~ 15 | 2 ~ 4 | 2 ~ 4 |
| Package | TSSOP-44 | TSSOP (DBT)-44 | TSSOP-44 | TSSOP-44 |
| 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
MC33772BSP2AENXP SemiconductorsNXP
IC BATT CNTRL LI-ION 3-6C 48LQFP
MC33772BTA2AENXP SemiconductorsNXP
IC BATT CNTRL LI-ION 3-6C 48LQFP
MC33772CTA2AENXP SemiconductorsNXP
IC 6-CH LI-ION BATT CTRL 48LQFP
More Parts in Battery Management
Browse additional parts from the same category, grouped by series, package type, and manufacturer. These are catalog suggestions — not verified pin-compatible alternates.