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Power Circuits / Switching Regulator or Controllers / VIPER38HDTR
Datasheets
VIPER38HDTR by: STMicroelectronics

VIPerPlus family: Peak power fixed frequency high voltage converter

Part Details for VIPER38HDTR by STMicroelectronics

Results Overview of VIPER38HDTR by STMicroelectronics

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Applications Consumer Electronics Energy and Power Systems Renewable Energy

VIPER38HDTR Information

VIPER38HDTR by STMicroelectronics is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Price & Stock for VIPER38HDTR

Part # Distributor Description Stock Price Buy
DISTI # VIPER38HDTR
Avnet Americas Current Mode PWM Controller 16-Pin SOIC T/R - Tape and Reel (Alt: VIPER38HDTR) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 18 Weeks, 0 Days Container: Reel 0
  • 2,500 $0.5489
  • 5,000 $0.5404
  • 10,000 $0.5320
  • 15,000 $0.5235
  • 20,000 $0.5172
$0.5172 / $0.5489 Buy Now
STMicroelectronics VIPerPlus family: Peak power fixed frequency high voltage converter RoHS: Compliant Min Qty: 1 3827
  • 1 $1.2000
  • 10 $0.7900
  • 100 $0.6500
  • 500 $0.6300
$0.6300 / $1.2000 Buy Now
DISTI # SMC-VIPER38HDTR
Sensible Micro Corporation AS6081 Certified Vendor, 1 Yr Warranty RoHS: Not Compliant Min Qty: 25 Lead time: 2 Weeks, 0 Days 3058
RFQ
DISTI # VIPER38HDTR
Avnet Silica Current Mode PWM Controller 16-Pin SOIC T/R (Alt: VIPER38HDTR) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 17 Weeks, 0 Days Silica - 0
Buy Now
DISTI # VIPER38HDTR
EBV Elektronik Current Mode PWM Controller 16-Pin SOIC T/R (Alt: VIPER38HDTR) RoHS: Compliant Min Qty: 2500 Package Multiple: 2500 Lead time: 19 Weeks, 0 Days EBV - 0
Buy Now

Part Details for VIPER38HDTR

VIPER38HDTR CAD Models

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VIPER38HDTR Part Data Attributes

Parametric Data
VIPER38HDTR STMicroelectronics
Buy Now Datasheet
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VIPER38HDTR STMicroelectronics VIPerPlus family: Peak power fixed frequency high voltage converter
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer STMICROELECTRONICS
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Factory Lead Time 18 Weeks
Samacsys Manufacturer STMicroelectronics
Analog IC - Other Type SWITCHING CONTROLLER
Control Mode CURRENT-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 23.5 V
Input Voltage-Min 8.5 V
Input Voltage-Nom 14 V
JESD-30 Code R-PDSO-G16
Length 9.9 mm
Number of Functions 1
Number of Terminals 16
Operating Temperature-Max 150 °C
Operating Temperature-Min -40 °C
Package Body Material PLASTIC/EPOXY
Package Code SOP
Package Equivalence Code SOP16,.25
Package Shape RECTANGULAR
Package Style SMALL OUTLINE
Peak Reflow Temperature (Cel) NOT SPECIFIED
Seated Height-Max 1.75 mm
Supply Current-Max (Isup) 3.5 mA
Surface Mount YES
Switching Frequency-Max 127 kHz
Terminal Form GULL WING
Terminal Pitch 1.27 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) NOT SPECIFIED
Width 3.9 mm

VIPER38HDTR Related Parts

VIPER38HDTR Frequently Asked Questions (FAQ)

  • STMicroelectronics recommends a 4-layer PCB with a solid ground plane, and a separate layer for the high-voltage traces to minimize noise and EMI. A good layout should also ensure that the input and output capacitors are placed close to the IC.

  • To ensure reliable start-up, make sure the input voltage is within the recommended range, and the input capacitor is properly sized. Also, ensure that the feedback resistors are correctly chosen to provide a stable output voltage. A soft-start circuit can also be added to prevent inrush currents.

  • The VIPER38HDTR has a high power density, so thermal management is crucial. Ensure good airflow around the IC, and consider using a heat sink or thermal pad to dissipate heat. Also, keep the IC away from other heat sources and ensure that the PCB is designed to dissipate heat efficiently.

  • To troubleshoot issues, start by checking the input voltage and current, and ensure that the output voltage is within the expected range. Check for any signs of overheating, and verify that the feedback loop is stable. Use an oscilloscope to check for any oscillations or noise on the output. Consult the datasheet and application notes for specific troubleshooting guidelines.

  • Yes, the VIPER38HDTR is designed for high-reliability applications. It has a high MTBF (Mean Time Between Failures) and is qualified for automotive and industrial applications. However, ensure that your design meets the recommended operating conditions, and follow proper PCB design and manufacturing guidelines to ensure reliability.

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