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Power Circuits / Switching Regulator or Controllers / FAN53555BUC23X
Datasheets
FAN53555BUC23X by:
Fairchild Semiconductor Corporation
Fairchild Semiconductor Corporation
onsemi
Not Found

Switching Regulator, 5A, PBGA20, WLCSP-20

Part Details for FAN53555BUC23X by Fairchild Semiconductor Corporation

Results Overview of FAN53555BUC23X by Fairchild Semiconductor Corporation

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

Applications Consumer Electronics

FAN53555BUC23X Information

FAN53555BUC23X by Fairchild Semiconductor Corporation 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 FAN53555BUC23X

Part # Distributor Description Stock Price Buy
DISTI # 2156-FAN53555BUC23X-ND
DigiKey IC REG BUCK PROG 5A 20WLCSP Min Qty: 544 Lead time: 1 Weeks Container: Bulk MARKETPLACE PRODUCT 338975
In Stock
  • 544 $0.5500
$0.5500 Buy Now
Quest Components SWITCHING REGULATOR 4866
  • 1 $1.0509
  • 1,828 $0.3853
  • 3,894 $0.3678
$0.3678 / $1.0509 Buy Now
Rochester Electronics Switching Regulator, Voltage-mode, 5A, 2750kHz Switching Freq-Max, PBGA20 RoHS: Compliant Status: Active Min Qty: 1 608975
  • 1 $0.5310
  • 25 $0.5204
  • 100 $0.4991
  • 500 $0.4779
  • 1,000 $0.4514
$0.4514 / $0.5310 Buy Now

Part Details for FAN53555BUC23X

FAN53555BUC23X CAD Models

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FAN53555BUC23X Part Data Attributes

Parametric Data
FAN53555BUC23X Fairchild Semiconductor Corporation
Buy Now Datasheet
Compare Parts:
FAN53555BUC23X Fairchild Semiconductor Corporation Switching Regulator, 5A, PBGA20, WLCSP-20
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Pbfree Code Yes
Rohs Code Yes
Part Life Cycle Code Transferred
Ihs Manufacturer FAIRCHILD SEMICONDUCTOR CORP
Part Package Code CSP
Package Description WLCSP-20
Pin Count 20
Manufacturer Package Code 20BALL WLCSP, 4X5 ARRAY, 0.4MM PITCH, 250UM BALL
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Additional Feature OPERATES IN ADJUSTABLE MODE FROM 0.6V TO 1.3875V; ALSO OPERATES IN PFM MODE
Analog IC - Other Type SWITCHING REGULATOR
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 5.5 V
Input Voltage-Min 2.5 V
Input Voltage-Nom 5 V
JESD-30 Code R-PBGA-B20
Length 2.015 mm
Moisture Sensitivity Level 1
Number of Functions 1
Number of Terminals 20
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Output Current-Max 5 A
Package Body Material PLASTIC/EPOXY
Package Code VFBGA
Package Equivalence Code BGA20,4X5,16
Package Shape RECTANGULAR
Package Style GRID ARRAY, VERY THIN PROFILE, FINE PITCH
Peak Reflow Temperature (Cel) 260
Seated Height-Max 0.625 mm
Surface Mount YES
Switcher Configuration BUCK
Temperature Grade INDUSTRIAL
Terminal Form BALL
Terminal Pitch 0.4 mm
Terminal Position BOTTOM
Width 1.615 mm

Alternate Parts for FAN53555BUC23X

This table gives cross-reference parts and alternative options found for FAN53555BUC23X. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of FAN53555BUC23X, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
FAN53555BUC23X onsemi Check for Price 5 A, 2.4 MHz, Digitally Programmable TinyBuck™ Regulator, WLCSP-20, 3000-REEL FAN53555BUC23X vs FAN53555BUC23X

FAN53555BUC23X Related Parts

FAN53555BUC23X Frequently Asked Questions (FAQ)

  • Fairchild recommends a 2-layer or 4-layer PCB with a solid ground plane on the bottom layer to improve thermal performance. The device should be placed near a thermal pad or a heat sink to dissipate heat efficiently.

  • To ensure stable output voltage regulation, it's essential to decouple the input and output pins with ceramic capacitors (e.g., 10uF and 22uF, respectively) and to use a low-ESR output capacitor. Additionally, the input voltage should be within the recommended range, and the device should be operated within its specified temperature range.

  • Although the datasheet specifies a maximum input voltage of 23V, it's recommended to limit the input voltage to 20V to ensure reliable operation and to prevent damage to the device.

  • The output voltage ripple can be calculated using the formula: ΔVout = (Iout * ESL) / (Cout * fsw), where Iout is the output current, ESL is the equivalent series inductance of the output capacitor, Cout is the output capacitance, and fsw is the switching frequency.

  • Fairchild recommends using a low-ESR, X5R or X7R ceramic capacitor with a value of 10uF to 22uF for the input capacitor. This helps to filter out high-frequency noise and ensure stable operation.