VIPER15HDTR footprint, schematic symbol and 3D model by STMicroelectronics

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Part Number VIPER15HDTR
Manufacturer STMicroelectronics
Pin Count 16
Part Category Integrated Circuit
Package Category Small Outline Packages
Footprint Name Small Outline Packages - SO-16 .....
Released Date Apr 16, 2026
Last Modified Date Apr 16, 2026 11:29 AM UTC
Pinout / Pin List Click Here (Member Only)

VIPER15HDTR Details

Manufacturer Part Number:
VIPER15HDTR
Part Life Cycle Code:
Obsolete
Part Package Code:
SOIC
Package Description:
ROHS COMPLIANT, SOP-16
Pin Count:
16
ECCN Code:
EAR99
HTS Code:
8542.39.00.60
Manufacturer:
STMicroelectronics
YTEOL:
0
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
JESD-609 Code:
e4
Length:
9.9 mm
Moisture Sensitivity Level:
3
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):
260
Qualification Status:
Not Qualified
Seated Height-Max:
1.75 mm
Surface Mount:
YES
Switcher Configuration:
SINGLE
Switching Frequency-Max:
250 kHz
Terminal Finish:
Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form:
GULL WING
Terminal Pitch:
1.27 mm
Terminal Position:
DUAL
Time@Peak Reflow Temperature-Max (s):
30
Width:
3.9 mm

VIPER15HDTR Frequently Asked Questions (FAQs)

STMicroelectronics provides a recommended PCB layout in the VIPER15HDTR application note (AN4571). It's essential to follow this layout to minimize electromagnetic interference (EMI) and ensure optimal performance.
The transformer selection depends on the input voltage, output voltage, and power rating. STMicroelectronics provides a transformer selection guide in the VIPER15HDTR datasheet. Additionally, you can use online transformer selection tools or consult with a transformer manufacturer for custom designs.
The VIPER15HDTR can operate up to 150°C ambient temperature, but it's recommended to derate the power output above 125°C to ensure reliable operation. Consult the datasheet for thermal derating curves.
The VIPER15HDTR has built-in OVP and UVP features. For OVP, connect the VCC pin to a voltage divider that sets the OVP threshold. For UVP, connect the VCC pin to a voltage divider that sets the UVP threshold. Consult the datasheet for specific implementation details.
The recommended input capacitor value is 1-10 μF, depending on the input voltage and ripple requirements. Use a low-ESR ceramic or film capacitor with a voltage rating higher than the maximum input voltage.

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About STMicroelectronics

STMicroelectronics (ST) is a global semiconductor company that designs, manufactures, and markets a broad range of integrated circuits (ICs), discrete devices, and other electronic components. STMicroelectronics offers a diverse portfolio of semiconductor products covering a wide range of applications and industries. Their product categories include microcontrollers, analog and mixed-signal ICs, MEMS (Micro-Electro-Mechanical Systems) sensors, power management ICs, RF (Radio Frequency) transceivers, aut

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