The IS31LT3352 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 chip operates from an input supply between 6V and 40V and provides an externally adjustable output current of up to 750mA. Depending upon supply volt.
Simple low parts count
Internal 40V power switch
Wide input voltage range: 6V to 40V
Up to 750mA output current
High efficiency (up to 95% )
1200:1 dimming ratio
Typical 5% 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 to protect IC itself
Temperature compensation to protect LEDs APPLICATIONS
Low voltage halogen replacement LEDs
Automotive lighting
Low voltage industrial lighting
LED back-up lighting
Illuminated signs
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The IS31LT3352 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 | IS31LT3353 |
Lumissil |
40V/1A BUCK LED DRIVER | |
4 | IS31LT3353 |
ISSI |
40V/1A BUCK LED DRIVER | |
5 | IS31LT3354 |
Lumissil |
40V LED DRIVER | |
6 | IS31LT3354 |
ISSI |
40V 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 |