Battery over-voltage protection(Min/Max)(V) : 3.85 and 4.6
Analog IC - Other Type:
BATTERY PROTECTOR
Input Voltage-Max:
20 V
JESD-30 Code:
S-PDSO-N8
JESD-609 Code:
e4
Length:
2 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,.08,20
Package Shape:
SQUARE
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):
20 V
Surface Mount:
YES
Temperature Grade:
INDUSTRIAL
Terminal Finish:
Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form:
NO LEAD
Terminal Pitch:
0.5 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
2 mm
BQ294703DSGR Frequently Asked Questions (FAQs)
Texas Instruments provides a recommended PCB layout in the datasheet, but it's also recommended to follow general guidelines for high-frequency PCB design, such as keeping the power traces short and wide, using a solid ground plane, and minimizing vias and thermal reliefs.
The sense resistor value depends on the maximum current and voltage of your application. A general rule of thumb is to choose a sense resistor that results in a voltage drop of around 50-100 mV at the maximum current. You can use the formula Rsense = (Vfs / Imax) to calculate the sense resistor value, where Vfs is the full-scale voltage and Imax is the maximum current.
The BQ294703DSGR has a specified temperature range of -40°C to 125°C, and its accuracy is affected by temperature. The device has a typical temperature coefficient of ±0.1% per °C, which means that the accuracy may vary by up to ±1% over the entire temperature range. You should consider this temperature coefficient when designing your system and ensure that the device is operated within its specified temperature range.
The BQ294703DSGR has a built-in overcurrent protection feature that can be configured to detect overcurrent conditions. You can use the OC pin to detect overcurrent faults and take appropriate action, such as shutting down the system or alerting the user. Additionally, you can use the FAULT pin to detect other fault conditions, such as overvoltage or undervoltage.
The recommended capacitor value for the VCC pin is 1-10 μF, depending on the specific application and operating conditions. A larger capacitor value can help to filter out noise and improve the device's stability, but it may also increase the startup time and affect the device's accuracy.
Trust Checks
This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
BQ294703DSGR Overview
Use the download button to access the BQ294703DSGR schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like BQ294,
or try a keyword search, such as Power Management Circuits
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.
