The IS31LT3354 is a continuous mode inductive step-down converter, designed for driving a single LED or multiple series connected LEDs efficiently from a voltage source higher than the required LED voltage. The device operates from an input supply between 6V and 40V and provides an externally adjustable output current of up to 2A or even higher, which is det.
Simple low parts count
Wide input voltage range: 6V to 40V
Output Current only limited by external component selection
High efficiency (up to 98% )
Typical 1200:1 dimming ratio
Typical 3% output current accuracy
Single pin on/off and brightness control using DC voltage or PWM
Up to 1MHz switching frequency
Inherent open-circuit LED protection
Thermal shutdown protection circuitry APPLICATIONS
Low voltage halogen replacement LEDs
Automotive lighting
Low voltage industrial lighting
LED back-up lighting
Illuminated sign
TYPICAL APPLICATION CIRCUIT
Vin(DC)=6V~40V
R.
The IS31LT3354 is a continuous mode inductive step-down converter, designed for driving a single LED or multiple series .
No. | Partie # | Fabricant | Description | Fiche Technique |
---|---|---|---|---|
1 | IS31LT3350 |
Lumissil |
40V LED DRIVER | |
2 | IS31LT3350 |
ISSI |
40V LED DRIVER | |
3 | IS31LT3352 |
Lumissil |
40V LED DRIVER | |
4 | IS31LT3352 |
ISSI |
40V LED DRIVER | |
5 | IS31LT3353 |
Lumissil |
40V/1A BUCK LED DRIVER | |
6 | IS31LT3353 |
ISSI |
40V/1A BUCK LED DRIVER | |
7 | IS31LT3360 |
Lumissil |
40V/1.2A LED DRIVER | |
8 | IS31LT3360 |
ISSI |
40V/1.2A LED DRIVER | |
9 | IS31LT3361 |
Lumissil |
INTEGRATED NMOS SWITCH 40V/1.3A LED DRIVER | |
10 | IS31LT3380 |
Lumissil |
40V/1.2A LED DRIVER | |
11 | IS31LT3380 |
ISSI |
40V/1.2A LED DRIVER | |
12 | IS31LT3117 |
Lumissil |
4-CHANNEL CONSTANT CURRENT REGULATOR |