FAN5331SX The On Semiconductor FAN5331SX is a high-efficiency, fixed-frequency boost converter designed for LED driving applications. It operates at a 1.6MHz switching frequency and features a 1A peak switch current.
Mfr Part #:

FAN5331SX

Available from 2 distributors
Mfr Name: On Semiconductor
On Semiconductor
The On Semiconductor FAN5331SX is a high-efficiency, fixed-frequency boost converter designed for LED driving applications. It operates at a 1.6MHz switching frequency and features a 1A peak switch current.
Total Stock: 13,147 pcs
$ Price Range: $0.17

FAN5331SX Available from 2 distributors

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10,000 pcs
10000 pcs On Request 1 On Request On Request On Request On Request On Request
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3,147 pcs
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FAN5331SX Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Current
Frequency
Input Voltage
Internal Switch(s)
Mounting Type
Number of Outputs
Operating Temperature
Supplier Device Package
Supplier Package
Topology
Type
Voltage

FAN5331SX Description

Short technical summary and product information.

The FAN5331SX from On Semiconductor is a general-purpose, fixed-frequency boost converter designed for high-efficiency LED driving. It operates at a switching frequency of 1.6 MHz, minimizing noise in handheld communication equipment. The device features a low RDS(ON) for high efficiency and low power dissipation, with a cycle-by-cycle current limit protecting the internal 1A switch.

 

This LED driver is suitable for applications such as cell phones, PDAs, handheld equipment, display bias, and LED bias. It offers an adjustable output voltage and a 1W output power capability. The FAN5331SX is available in a compact 5-lead SOT-23 package, making it ideal for space-constrained designs. Its low shutdown current extends battery life.

 

The operating temperature range is -40°C to 85°C (TA), and it is designed for surface mount applications. The input voltage range starts at 2.7V, and it provides an adjustable output voltage. The device includes over-voltage protection and fixed-frequency PWM operation with internal compensation.

FAN5331SX Quick Information

Product Type: LED Driver
Canonical Name: FAN5331SX High Efficiency Serial LED Driver and OLED Supply
Subcategory: Power Management ICs

FAN5331SX Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

FAN5331SX Estimated Pricing

Qty Low High
1+ $0.17 $0.17

Estimated market price range - modelled values for guidance only, not live distributor offers.

FAN5331SX Features

  • High efficiency boost converter for LED driving.
  • 1.6 MHz switching frequency minimizes noise.
  • 1 A peak switch current with cycle-by-cycle limit.
  • Adjustable output voltage capability.
  • Compact SOT-23-5 surface mount package.

FAN5331SX Applications

  • Suitable for cell phones and PDAs.
  • Ideal for handheld equipment displays.
  • Used for general LED bias applications.
  • Designed for display bias circuits.

FAN5331SX FAQs

6 frequently asked questions generated from this part’s specifications.
What is the switching frequency of the FAN5331SX?

The switching frequency is 1.6 MHz.

What is the peak switch current for the FAN5331SX?

The peak switch current is 1 A.

What is the operating temperature range for the FAN5331SX?

The operating temperature range is -40°C to 85°C (TA).

What type of package is the FAN5331SX available in?

The FAN5331SX is available in a SOT-23-5 package.

What is the input voltage range for the FAN5331SX?

The minimum input voltage is 2.7 V.

Does the FAN5331SX have an internal switch?

Yes, the FAN5331SX has an internal switch.

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