ALSO OPERATES IN AMPLITUTDE MODULATION CONTROL TECHNIIQUE
Analog IC - Other Type:
SWITCHING CONTROLLER
Control Mode:
CURRENT/VOLTAGE-MODE
Control Technique:
PULSE FREQUENCY MODULATION
Input Voltage-Max:
28 V
Input Voltage-Min:
10 V
Input Voltage-Nom:
15 V
JESD-30 Code:
R-PDSO-G7
JESD-609 Code:
e3
Length:
4.9 mm
Number of Functions:
1
Number of Terminals:
7
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Package Body Material:
PLASTIC/EPOXY
Package Code:
SOP
Package Equivalence Code:
SOP7,.25
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE
Peak Reflow Temperature (Cel):
260
Seated Height-Max:
1.75 mm
Surface Mount:
YES
Switcher Configuration:
BUCK-BOOST
Terminal Finish:
MATTE TIN
Terminal Form:
GULL WING
Terminal Pitch:
1.27 mm
Terminal Position:
DUAL
Width:
3.9 mm
AP3981BS7-13 Frequently Asked Questions (FAQs)
A good PCB layout for the AP3981BS7-13 should include a solid ground plane, wide power traces, and a thermal relief pattern under the IC. This helps to reduce thermal resistance and improve heat dissipation.
To ensure stable output voltage regulation, make sure to decouple the input and output pins with suitable capacitors, and provide a stable input voltage within the recommended range. Also, avoid sudden changes in load current and input voltage.
The maximum allowable ripple voltage on the input pin is typically 1% of the input voltage, but it's recommended to keep it as low as possible to ensure stable operation and minimize output voltage ripple.
The AP3981BS7-13 is rated for operation up to 125°C, but it's essential to consider the derating curves and thermal management to ensure reliable operation in high-temperature environments.
You can add external overcurrent protection devices, such as fuses or current-limiting resistors, to protect the AP3981BS7-13 from overcurrent and short-circuit conditions. Additionally, consider using a voltage supervisor or reset IC to monitor the output voltage and reset the system in case of a fault.
Trust Checks
This model has been built in collaboration with the manufacturer.
Manufacturer Collaborated
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored
AP3981BS7-13 Overview
Use the download button to access the AP3981BS7-13 schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like AP398,
or try a keyword search, such as Switching Regulator or Controllers
