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Categories Integrated Circuits
Manufacturer Texas Instruments
Packaging Reel - TR
Status Active
Type DC DC Regulator
Topology Switched Capacitor (Charge Pump)
Internal Switch(s) Yes
Number of Outputs 9
Operating Input Voltage(Min) 2.7V
Maximum Supply Voltage 5.5V
Output Voltage 4.5V
Channel Output Current 25.5mA
Frequency 1.25MHz
Dimming PWM
Applications Backlight
Temperature Range - Operating -30°C to 85°C (TA)
Mounting SMD (SMT)
Case / Package 25-uSMD
Win Source Part Number 071948-LP8501TMX
Ultra Librarian 3D Model Ultra Librarian LP8501TMX CAD Model

Description

The LP8540SQ is an advanced, high-efficiency LED backlight driver from Texas Instruments.

  • LED String Support: Up to 6 LED strings with up to 28 LEDs per string.
  • Input Voltage Range: 2.7V to 5.5V
  • Dimming Control: Supports PWM and analog dimming for precise control over backlight brightness.
  • Protection Features: Over-voltage, over-current, and over-temperature protection.
  • Open LED Detection: Detects and reports open-circuit conditions in LED strings.
  • Integration: I2C-compatible interface for easy control and configuration.
  • Package: 24-pin WQFN

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Pricing & Ordering

Quantity Unit Price Ext. Price
13+ $4.3257 $56.2341
32+ $3.5493 $113.5776
49+ $3.4384 $168.4816
68+ $3.3275 $226.2700
88+ $3.2165 $283.0520
117+ $2.8838 $337.4046
* Prices exclude shipping and taxes. Shipping costs are calculated at checkout.
Availability: 69,800 pieces
MOQ: 13 pcs
Order Increment : 1 piece
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