OPTIONAL TEMPERATURE OR INPUT-POWER MONITORING BEFORE AND DURING CHARGE
Adjustable Threshold:
YES
Analog IC - Other Type:
BATTERY MONITOR
Input Voltage-Max:
10 V
Input Voltage-Min:
4.5 V
JESD-30 Code:
R-PDSO-G20
JESD-609 Code:
e4
Length:
6.5 mm
Moisture Sensitivity Level:
2
Number of Channels:
1
Number of Functions:
1
Number of Terminals:
20
Operating Temperature-Max:
70 °C
Operating Temperature-Min:
-20 °C
Package Body Material:
PLASTIC/EPOXY
Package Code:
HTSSOP
Package Equivalence Code:
TSSOP20,.25
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Seated Height-Max:
1.2 mm
Supply Current-Max (Isup):
1 mA
Supply Voltage-Max (Vsup):
10 V
Supply Voltage-Min (Vsup):
4.5 V
Supply Voltage-Nom (Vsup):
5 V
Surface Mount:
YES
Temperature Grade:
COMMERCIAL
Terminal Finish:
Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form:
GULL WING
Terminal Pitch:
0.65 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
4.4 mm
BQ24005PWPR Frequently Asked Questions (FAQs)
The recommended layout and placement for the BQ24005PWPR involves placing the device close to the battery, using a solid ground plane, and keeping the input and output capacitors close to the device. A 4-layer PCB with a solid ground plane is recommended. The datasheet provides a recommended layout and placement diagram.
To optimize the charging current for your specific battery, you need to consider the battery's chemistry, capacity, and recommended charging current. The BQ24005PWPR has a programmable charging current, and you can adjust the ICHG pin to set the charging current. You can also use the device's built-in battery detection feature to detect the battery type and adjust the charging current accordingly.
The BQ24005PWPR has a thermal shutdown feature that turns off the device when the junction temperature exceeds 150°C. To ensure reliable operation, it's essential to provide adequate thermal relief, such as a heat sink or a thermal pad, and to follow proper PCB design and layout guidelines to minimize thermal resistance.
The BQ24005PWPR has a built-in overvoltage protection (OVP) feature that turns off the device when the input voltage exceeds 6.5V. To implement OVP, you need to connect a resistor divider network between the input voltage and the OVP pin. The datasheet provides a recommended OVP circuit diagram and calculation for the resistor values.
Yes, the BQ24005PWPR can be used with a USB port. The device has a built-in USB detection feature that detects the presence of a USB port and adjusts the charging current accordingly. You can connect the USB pin to the USB port's D+ or D- line to enable USB detection.
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BQ24005PWPR Overview
Use the download button to access the BQ24005PWPR schematic symbol, PCB footprint, and 3D model.
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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.
