Battery over-voltage protection(Min/Max)(V) : 3.85 and 4.6
Analog IC - Other Type:
INPUT FAULT PROTECTION CONTROLLER
Input Voltage-Max:
20 V
JESD-30 Code:
R-PDSO-N8
JESD-609 Code:
e4
Length:
4 mm
Moisture Sensitivity Level:
1
Number of Terminals:
8
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Package Body Material:
PLASTIC/EPOXY
Package Code:
HVSON
Package Equivalence Code:
SOLCC8,.16,25
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Seated Height-Max:
0.75 mm
Supply Current-Max (Isup):
0.002 mA
Supply Voltage-Max (Vsup):
20 V
Surface Mount:
YES
Temperature Grade:
INDUSTRIAL
Terminal Finish:
Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form:
NO LEAD
Terminal Pitch:
0.65 mm
Terminal Position:
DUAL
Threshold Voltage-Nom:
+4.225V
Time@Peak Reflow Temperature-Max (s):
30
Width:
3 mm
BQ771602DPJR Frequently Asked Questions (FAQs)
Texas Instruments provides a recommended PCB layout in the datasheet, but it's essential to follow good PCB design practices, such as keeping the power and ground planes separate, using a solid ground plane, and minimizing trace lengths and widths to reduce EMI and noise.
To ensure accurate battery monitoring and charging, it's crucial to follow the recommended calibration procedure outlined in the datasheet, use a high-accuracy voltage reference, and implement proper thermal compensation. Additionally, consider using a dedicated battery monitoring IC for more precise measurements.
The internal voltage regulator has a limited current capability (typically up to 150mA) and may not be suitable for high-current applications. It's essential to consider the power requirements of your design and use an external voltage regulator if necessary. Additionally, ensure that the input voltage is within the recommended range to avoid overheating or damage.
The BQ771602DPJR has built-in OVP and UVP features, but it's essential to understand the threshold levels and hysteresis to ensure proper protection. Consider adding external protection circuits or using a dedicated OVP/UVP IC for more advanced protection features.
The BQ771602DPJR has a maximum junction temperature of 150°C. Ensure proper thermal design, including heat sinking, thermal vias, and adequate airflow to prevent overheating. Consider using thermal simulation tools to optimize your design.
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BQ771602DPJR Overview
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About Texas Instruments
Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.
