Dual-Display Constant Current LED Driver with Analog Brightness Control 16-WQFN -40 to 85
LED Driver IC 2 Output DC DC Regulator Step-Up (Boost) Analog, PWM Dimming 400mA (Switch) 16-WQFN (4x4)
Manufacturer: Texas Instruments
Win Source Part Number: 1198963-LM3503SQ-16/
Packaging: Reel - TR
Type: DC DC Regulator
Operating Temperature Range: -40°C ~ 85°C (TA)
Package: 16-WFQFN Exposed Pad
Applications: Backlight
Mounting: SMD
Voltage - Output: 16V
Frequency: 1MHz
Internal Switch(s): Yes
Topology: Step-Up (Boost)
Number of Outputs: 2
Part Status: Obsolete(EOL)
Dimming: Analog, PWM
Family Name: LM3503
Categories: Integrated Circuits (ICs)
Manufacturer Homepage: www.ti.com
Manufacturer Package: 16-WQFN (4x4)
Voltage Supply MAX: 5.5V
Output Current per Channel: 400mA (Switch)
Voltage Supply MIN: 2.5V
Alternative Parts (Cross-Reference): BD1603NUV-E2; STLED25JR; MAX1553ETA-T;
Introduction Date: July 01, 2005
ECCN: EAR99
Country of Origin: Malaysia
Estimated EOL Date: Obsolete
Halogen Free: Compliant
Popularity: Medium
Fake Threat In the Open Market: 67 pct.
Supply and Demand Status: Limited
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| Texas Instruments | DigiKey | Win Source Electronics | Shenzhen Shengyu Electronics Technology Limited | Lingto Electronic Limited | |
|---|---|---|---|---|---|
| Product Category | LED Drivers | LED Drivers | LED Drivers | LED Drivers | LED Drivers |
| Product Number | LM3503SQ-16/NOPB | LM3503SQ-16/NOPBTR-ND | 1198963-LM3503SQ-16/NOPB | LM3503SQ-16/NOPB | LM3503SQ-16/NOPB |
| Product Name | LM3503 Dual-Display Constant Current LED Driver with Analog Brightness Control | LED Drivers | PMIC - PMIC - LED Drivers - LM3503SQ-16/NOPB | Integrated Circuits (ICs) - Power Management (PMIC) - LED Drivers | PMIC - LED Drivers |
| Form Factor | Intgrated Circuit (IC) | Intgrated Circuit (IC) | Intgrated Circuit (IC) | ||
| Input Voltage | 2.7 to 5.5 volts | 2.5 to 5.5 volts | 2.5 to 5.5 volts | ||
| Output Voltage | 15 to 40 volts | 16 volts | 16 volts | ||
| Efficiency | 83 % | ||||
| Number of Channels | 2 # |
