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6 to 10-Series Cell Li-Ion and Li-Phosphate Battery Monitor (bq76940 Family) 30-TSSOP -40 to 85
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
BQ7693003DBTR by Texas Instruments is a Power Management Circuit.
Power Management Circuits are under the broader part category of Power Circuits.
A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.
Part # | Distributor | Description | Stock | Price | Buy | |
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Bristol Electronics | 54 |
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RFQ | ||
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Ameya Holding Limited | IC BATT MGMT LI-ION AFE 30TSSOP | 21160 |
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RFQ | |
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MacroQuest Electronics | ISO 9001: 2015, ISO 14001:2015, ISO 45001:2018 | 6204 |
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$1.0300 / $1.2900 | Buy Now |
|
Vyrian | Other Function Semiconductors | 7502 |
|
RFQ | |
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Win Source Electronics | IC BATT MGMT LI-ION AFE 30TSSOP | 28420 |
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$0.7701 / $0.9946 | Buy Now |
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BQ7693003DBTR
Texas Instruments
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Datasheet
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BQ7693003DBTR
Texas Instruments
6 to 10-Series Cell Li-Ion and Li-Phosphate Battery Monitor (bq76940 Family) 30-TSSOP -40 to 85
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Pbfree Code | Yes | |
Rohs Code | Yes | |
Part Life Cycle Code | Active | |
Ihs Manufacturer | TEXAS INSTRUMENTS INC | |
Package Description | TSSOP-30 | |
Reach Compliance Code | compliant | |
ECCN Code | EAR99 | |
HTS Code | 8542.39.00.01 | |
Samacsys Manufacturer | Texas Instruments | |
Additional Feature | DETECTION THRESHOLD VOLTAGE= 0.7V | |
Adjustable Threshold | YES | |
Analog IC - Other Type | POWER SUPPLY SUPPORT CIRCUIT | |
Input Voltage-Max | 50 V | |
JESD-30 Code | R-PDSO-G30 | |
JESD-609 Code | e4 | |
Length | 7.8 mm | |
Moisture Sensitivity Level | 2 | |
Number of Channels | 1 | |
Number of Functions | 1 | |
Number of Terminals | 30 | |
Operating Temperature-Max | 85 °C | |
Operating Temperature-Min | -40 °C | |
Package Body Material | PLASTIC/EPOXY | |
Package Code | TSSOP | |
Package Equivalence Code | TSSOP30,.25,20 | |
Package Shape | RECTANGULAR | |
Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | |
Peak Reflow Temperature (Cel) | 260 | |
Seated Height-Max | 1.2 mm | |
Supply Current-Max (Isup) | 5 mA | |
Supply Voltage-Max (Vsup) | 25 V | |
Supply Voltage-Min (Vsup) | 6 V | |
Surface Mount | YES | |
Temperature Grade | INDUSTRIAL | |
Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | |
Terminal Form | GULL WING | |
Terminal Pitch | 0.5 mm | |
Terminal Position | DUAL | |
Threshold Voltage-Nom | +0.7V | |
Time@Peak Reflow Temperature-Max (s) | 30 | |
Width | 4.4 mm |
This table gives cross-reference parts and alternative options found for BQ7693003DBTR. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of BQ7693003DBTR, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
Part Number | Manufacturer | Composite Price | Description | Compare |
---|---|---|---|---|
BQ7693006DBTR | Texas Instruments | $2.5081 | 6 to 10-Series Cell Li-Ion and Li-Phosphate Battery Monitor (bq76940 Family) 30-TSSOP -40 to 85 | BQ7693003DBTR vs BQ7693006DBTR |
BQ7693002DBT | Texas Instruments | $2.9132 | 6 to 10-Series Cell Li-Ion and Li-Phosphate Battery Monitor (bq76940 Family) 30-TSSOP -40 to 85 | BQ7693003DBTR vs BQ7693002DBT |
BQ7693000DBT | Texas Instruments | $3.0577 | 6 to 10-Series Cell Li-Ion and Li-Phosphate Battery Monitor (bq76940 Family) 30-TSSOP -40 to 85 | BQ7693003DBTR vs BQ7693000DBT |
BQ7693001DBTR | Texas Instruments | Check for Price | 6 to 10-Series Cell Li-Ion and Li-Phosphate Battery Monitor (bq76940 Family) 30-TSSOP -40 to 85 | BQ7693003DBTR vs BQ7693001DBTR |
BQ7693000DBTR | Texas Instruments | Check for Price | 6 to 10-Series Cell Li-Ion and Li-Phosphate Battery Monitor (bq76940 Family) 30-TSSOP -40 to 85 | BQ7693003DBTR vs BQ7693000DBTR |
X3100V28 | Rochester Electronics LLC | Check for Price | 4-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO28, PLASTIC, MO-153AE, TSSOP-28 | BQ7693003DBTR vs X3100V28 |
BQ7693002DBTR | Texas Instruments | Check for Price | 6 to 10-Series Cell Li-Ion and Li-Phosphate Battery Monitor (bq76940 Family) 30-TSSOP -40 to 85 | BQ7693003DBTR vs BQ7693002DBTR |
A good PCB layout is crucial for accurate measurements. TI recommends a 4-layer PCB with a solid ground plane, and keeping the analog and digital sections separate. Also, keep the sense resistors close to the IC and use a Kelvin connection to minimize errors.
Calibration involves adjusting the gain and offset of the ADC to match your battery's characteristics. TI provides a calibration procedure in the datasheet, which involves measuring the battery voltage and current at different SOC points and adjusting the gain and offset accordingly.
The BQ76930 can monitor up to 16 series-connected batteries. However, the maximum number of batteries that can be connected depends on the specific application and the desired level of accuracy.
The BQ76930 has built-in balancing functionality, which can be enabled through the BAL_CTRL pin. The IC can balance up to 16 cells, and the balancing current can be set through an external resistor.
The BQ76930 uses a proprietary SPI-like interface for communication. The interface is similar to SPI, but with some modifications to accommodate the IC's specific requirements.