ALSO OPERATES IN ADJUSTABLE MODE FROM 0.8 TO 3.3 V
Analog IC - Other Type:
SWITCHING REGULATOR
Control Mode:
CURRENT-MODE
Control Technique:
PULSE WIDTH MODULATION
Input Voltage-Max:
5.5 V
Input Voltage-Min:
2.7 V
Input Voltage-Nom:
3.3 V
JESD-30 Code:
S-XQCC-N16
Length:
3 mm
Number of Functions:
1
Number of Terminals:
16
Operating Temperature-Max:
105 °C
Operating Temperature-Min:
-40 °C
Output Current-Max:
3 A
Output Voltage-Nom:
0.8 V
Package Body Material:
UNSPECIFIED
Package Code:
HVQCCN
Package Equivalence Code:
LCC16,.12SQ,20
Package Shape:
SQUARE
Package Style:
CHIP CARRIER
Qualification Status:
Not Qualified
Seated Height-Max:
1 mm
Surface Mount:
YES
Switcher Configuration:
BUCK
Switching Frequency-Max:
1200 kHz
Temperature Grade:
INDUSTRIAL
Terminal Form:
NO LEAD
Terminal Pitch:
0.5 mm
Terminal Position:
QUAD
Width:
3 mm
BD9139MUV-E2 Frequently Asked Questions (FAQs)
A 2-layer or 4-layer PCB with a thermal relief pattern and a solid ground plane is recommended. Ensure that the thermal pad is connected to a large copper area to dissipate heat efficiently.
Use a high-quality output capacitor with low ESR (Equivalent Series Resistance) and ensure that the input capacitor is properly decoupled. Also, ensure that the feedback network is properly compensated to prevent oscillations.
Although the datasheet specifies a maximum input voltage of 18V, it's recommended to limit the input voltage to 15V to ensure reliable operation and prevent damage to the device.
While the device is rated for operation up to 105°C, it's recommended to derate the output current and input voltage to ensure reliable operation in high-temperature environments. Consult the datasheet for derating guidelines.
Check the output capacitor value and ESR, ensure proper feedback network compensation, and verify that the input voltage is within the recommended range. Also, check for any layout-related issues, such as poor grounding or inadequate decoupling.
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BD9139MUV-E2 Overview
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