Battery over-voltage protection(Min/Max)(V) : 3.85 and 4.65
Analog IC - Other Type:
BATTERY PROTECTOR
Input Voltage-Max:
25 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:
110 °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:
0.8 mm
Supply Current-Max (Isup):
0.002 mA
Supply Voltage-Max (Vsup):
25 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:
+4.275V
Time@Peak Reflow Temperature-Max (s):
30
Width:
3 mm
BQ771803DPJT Frequently Asked Questions (FAQs)
Texas Instruments provides a recommended PCB layout in the datasheet, but it's essential to follow good design practices, such as keeping the input and output traces separate, using a solid ground plane, and minimizing loop areas to reduce EMI.
To ensure accurate voltage monitoring, it's crucial to use a high-precision voltage reference, such as the internal reference or an external reference with low drift and noise. Additionally, ensure that the voltage sense lines are properly filtered and shielded to minimize noise and interference.
The maximum allowed voltage on the VDD pin is 5.5V, as specified in the datasheet. Exceeding this voltage can damage the device. It's essential to ensure that the power supply voltage is within the recommended range to prevent damage or malfunction.
The BQ771803DPJT is designed to support various battery chemistries, including Li-ion, Li-polymer, and Lead-Acid. To configure the device for different battery chemistries, adjust the voltage threshold settings, charge/discharge current limits, and other parameters according to the specific battery requirements.
The EN (Enable) pin is used to enable or disable the BQ771803DPJT. When the EN pin is high, the device is enabled, and when it's low, the device is disabled. This pin can be used to implement power-saving modes or to reset the device.
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BQ771803DPJT 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.
