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STWLC04JR - STMicroelectronics

Description: Wireless Charging ICs Digital controller for wireless battery charger transmitters for wearable and smart watches applications

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Symbol
STWLC04JR - STMicroelectronics - PCB symbol
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PCB Footprints
STWLC04JR - STMicroelectronics PCB footprint - BGA - BGA - Flip Chip 77 bumps (3.12x4.73 mm)
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3D Models
STWLC04JR - STMicroelectronics - 3D model - BGA - Flip Chip 77 bumps (3.12x4.73 mm)
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STWLC04JR Details

  • Manufacturer Part Number:

    STWLC04JR

  • Brand Name:

    STMicroelectronics

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    FLIPCHIP-77

  • Manufacturer Package Code:

    Chip Scale Package 0.4mm pitch

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    STMicroelectronics

  • YTEOL:

    7

  • Adjustable Threshold:

    YES

  • Analog IC - Other Type:

    POWER SUPPLY SUPPORT CIRCUIT

  • JESD-30 Code:

    R-PBGA-B77

  • Length:

    4.7 mm

  • Number of Channels:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    77

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -30 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    VFBGA

  • Package Equivalence Code:

    BGA77,7X11,16

  • Package Shape:

    RECTANGULAR

  • Package Style:

    GRID ARRAY, VERY THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    NOT SPECIFIED

  • Seated Height-Max:

    0.6 mm

  • Supply Voltage-Max (Vsup):

    32 V

  • Surface Mount:

    YES

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Form:

    BALL

  • Terminal Pitch:

    0.4 mm

  • Terminal Position:

    BOTTOM

  • Time@Peak Reflow Temperature-Max (s):

    NOT SPECIFIED

  • Width:

    3.09 mm

STWLC04JR Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate power plane is recommended. Keep the layout symmetrical and avoid vias under the device. Use a 50-ohm microstrip line for the RF output.
  • Use a voltage regulator to provide a stable 3.3V supply. Ensure the bias voltage (VCC) is decoupled with a 10uF capacitor and a 100nF capacitor in parallel. Use a 1kohm resistor to bias the device.
  • The recommended input power level is between -20 dBm and 0 dBm. Exceeding this range may cause compression or damage to the device.
  • Use a low-dropout voltage regulator to minimize power consumption. Reduce the bias current by adjusting the bias resistor value. Consider using a power-down mode or a low-power mode if available.
  • The recommended operating temperature range is -40°C to 85°C. Operating outside this range may affect the device's performance and reliability.

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STWLC04JR Overview

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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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