OPERATES IN ADJUSTABLE MODE FROM 0.5 TO 12V; PWM CONTROL TECHNIQUE ALSO POSSIBLE
Analog IC - Other Type:
SWITCHING REGULATOR
Control Mode:
CURRENT-MODE
Control Technique:
HYSTERETIC CURRENT MODE
Input Voltage-Max:
27 V
Input Voltage-Min:
3 V
Input Voltage-Nom:
12 V
JESD-30 Code:
R-XQCC-N17
Length:
5 mm
Moisture Sensitivity Level:
2
Number of Functions:
1
Number of Terminals:
17
Operating Temperature-Max:
125 °C
Operating Temperature-Min:
-40 °C
Output Current-Max:
6 A
Package Body Material:
UNSPECIFIED
Package Code:
HQCCN
Package Equivalence Code:
LCC17(UNSPEC)
Package Shape:
RECTANGULAR
Package Style:
CHIP CARRIER, HEAT SINK/SLUG
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Seated Height-Max:
1 mm
Surface Mount:
YES
Switcher Configuration:
BUCK
Switching Frequency-Max:
750 kHz
Temperature Grade:
AUTOMOTIVE
Terminal Form:
NO LEAD
Terminal Position:
QUAD
Time@Peak Reflow Temperature-Max (s):
40
Width:
4 mm
IR3473MTRPBF Frequently Asked Questions (FAQs)
A 2-layer or 4-layer PCB with a solid ground plane and thermal vias is recommended. The device should be placed near a thermal pad or a heat sink to ensure good heat dissipation.
Ensure proper thermal design, use a heat sink if necessary, and follow the recommended operating conditions. Also, consider using a thermal interface material (TIM) to improve heat transfer between the device and the heat sink.
Critical components include the input capacitors, output inductors, and output capacitors. Ensure that these components are selected based on the specific application requirements and follow the recommended component values and layout guidelines.
Use an oscilloscope to monitor the input and output voltages, and check for any signs of oscillation or instability. Verify that the device is properly soldered and that the PCB layout follows the recommended guidelines. Also, check the input voltage, output current, and thermal conditions to ensure they are within the recommended operating ranges.
Yes, the IR3473MTRPBF is suitable for high-reliability and safety-critical applications. However, it is essential to follow the recommended design guidelines, and ensure that the device is properly qualified and validated for the specific application.
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IR3473MTRPBF Overview
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