ALSO HAS ADJUSTABLE OUTPUT VOLTAGE DOWN TO 0.6V; ALSO OPERATES IN CURRENT MODE
Analog IC - Other Type:
SWITCHING CONTROLLER
Control Mode:
VOLTAGE-MODE
Input Voltage-Max:
42 V
Input Voltage-Min:
6 V
Input Voltage-Nom:
18 V
JESD-30 Code:
R-PDSO-G14
Length:
5 mm
Number of Functions:
1
Number of Terminals:
14
Operating Temperature-Max:
125 °C
Operating Temperature-Min:
-40 °C
Package Body Material:
PLASTIC/EPOXY
Package Code:
HSSOP
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE
Qualification Status:
Not Qualified
Seated Height-Max:
1.1 mm
Supply Current-Max (Isup):
5 mA
Surface Mount:
YES
Switcher Configuration:
PUSH-PULL
Switching Frequency-Max:
1000 kHz
Technology:
BICMOS
Temperature Grade:
AUTOMOTIVE
Terminal Form:
GULL WING
Terminal Pitch:
0.65 mm
Terminal Position:
DUAL
Width:
4.4 mm
LM3150MHE Frequently Asked Questions (FAQs)
Texas Instruments recommends a 2-layer or 4-layer PCB with a solid ground plane on the bottom layer to help dissipate heat. The device should be placed near a thermal pad or a heat sink to improve thermal performance.
To ensure reliable start-up and operation, it's recommended to add a soft-start circuit to limit the inrush current and prevent voltage drops. Additionally, a voltage supervisor or reset IC can be used to monitor the input voltage and ensure the device is operating within the recommended range.
The maximum output current capability of the LM3150MHE is dependent on the input voltage, output voltage, and thermal conditions. However, as a general guideline, the device can deliver up to 1.5A of output current with a 12V input and 5V output, and up to 3A with a 12V input and 3.3V output.
The compensation network can be optimized using the Texas Instruments WEBENCH Power Designer tool, which provides a graphical interface to design and simulate the compensation network. Alternatively, the datasheet provides a general guideline for compensation network design, and the application notes provide more detailed information on compensation network optimization.
Texas Instruments recommends using low-ESR capacitors with a minimum capacitance of 10uF for the input and output. X5R or X7R ceramic capacitors are suitable for most applications, but the specific capacitor selection may vary depending on the operating conditions and requirements.
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LM3150MHE Overview
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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.
