TRANSIENT; OVER CURRENT; OVER VOLTAGE; THERMAL; UNDER VOLTAGE
Driver Number of Bits:
1
Interface IC Type:
BUFFER OR INVERTER BASED PERIPHERAL DRIVER
JESD-30 Code:
R-PSSO-G4
JESD-609 Code:
e3
Length:
6.5 mm
Moisture Sensitivity Level:
1
Number of Functions:
1
Number of Terminals:
4
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-30 °C
Output Current Flow Direction:
SINK
Output Peak Current Limit-Nom:
1.8 A
Package Body Material:
PLASTIC/EPOXY
Package Code:
TO-252
Package Equivalence Code:
SMSIP5H,.37,50TB
Package Shape:
RECTANGULAR
Package Style:
SMALL OUTLINE
Peak Reflow Temperature (Cel):
NOT SPECIFIED
Qualification Status:
Not Qualified
Seated Height-Max:
2.5 mm
Supply Voltage-Max:
43 V
Supply Voltage-Min:
4.75 V
Supply Voltage-Nom:
5 V
Surface Mount:
YES
Temperature Grade:
COMMERCIAL EXTENDED
Terminal Finish:
Tin (Sn)
Terminal Form:
GULL WING
Terminal Pitch:
1.14 mm
Terminal Position:
SINGLE
Time@Peak Reflow Temperature-Max (s):
NOT SPECIFIED
Turn-off Time:
200 µs
Turn-on Time:
200 µs
Width:
6.22 mm
ITS428L2 Frequently Asked Questions (FAQs)
Infineon recommends a PCB layout with a large copper area connected to the thermal pad of the ITS428L2 to ensure good heat dissipation. A minimum of 2oz copper thickness and a thermal via array under the device are also recommended.
To ensure reliability, it is essential to follow the recommended operating conditions, including the maximum junction temperature (Tj) of 150°C. Additionally, consider using a thermal interface material (TIM) to improve heat transfer between the device and the heat sink.
To minimize EMI, use a common-mode choke and a differential-mode filter in the input lines. Ensure the filter components are placed close to the ITS428L2 and use a shielded cable for the input lines. Also, consider adding a ferrite bead in series with the input lines.
To troubleshoot issues, start by checking the input voltage and current, as well as the output voltage and current. Verify that the device is operating within the recommended operating conditions. Use an oscilloscope to monitor the input and output waveforms, and check for any signs of overheating or electrical overstress.
The OCP feature of the ITS428L2 is designed to protect the device from excessive current. However, it may also trigger during normal operation, especially in high-current applications. Ensure that the system design takes into account the OCP threshold and response time to avoid false triggers and ensure reliable operation.
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ITS428L2 Overview
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