Texas Instruments LM3432SQ/NOPB Drivers, Receivers and Transceivers
IC LED DRIVER RGLTR DIM 24WQFN
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM3432SQ/NOPB
Detailed Description
6-channel current regulator for LED backlight applications, featuring analog and PWM dimming. This surface mount integrated circuit supports a 6V to 40V input voltage range and delivers 40mA output current per channel with an 80V output voltage capability. Operating across a -40°C to 125°C temperature range, it utilizes a boost topology and is packaged in a 24-WQFN format on tape and reel.
Package
24-WFQFN Exposed Pad
Key Features
Output Voltage: 80V; Output Current: 40mA
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
LM3432SQ/NOPB Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM3432SQ/NOPB Drivers, Receivers and Transceivers technical specifications.
General
RoHS
Yes
Package / Case
24-WFQFN Exposed Pad
Mounting Type
Surface Mount
Operating Temperature
-40°C ~ 125°C (TJ)
Supply Voltage
6V ~ 40V
Lifecycle Status
Obsolete
Dimming
Analog, PWM
Height
0.8mm
Lead Free
Contains Lead
Length
5mm
Alternate Parts Comparison (LM3432SQ/NOPB vs LM3S1332-EQC50-A2T vs LM3S1435-EQC50-A2 vs LM3S2533-EQC50-A2)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 24-WFQFN Exposed Pad | 100-LQFP | 100-LQFP | 100-LQFP |
| Mounting Type | Surface Mount | Surface Mount | Surface Mount | Surface Mount |
| Operating Temperature | -40°C ~ 125°C (TJ) | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) | -40°C ~ 105°C (TA) |
| Supply Voltage | 6V ~ 40V | 2.25V ~ 2.75V | 2.25V ~ 2.75V | 2.25V ~ 2.75V |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Obsolete | Obsolete | Obsolete | Obsolete |
| Package | WQFN EP-24 | LQFP | LQFP | LQFP |
| Radiation Hardening | No | No | No | No |
| Series | -- | Stellaris® ARM® Cortex®-M3S 1000 | Stellaris® ARM® Cortex®-M3S 1000 | Stellaris® ARM® Cortex®-M3S 2000 |
| Data Bus Width | -- | 32bit | 32bit | 32bit |
| Number of Pins | -- | 100 | 100 | 100 |
| Core Processor | -- | ARM® Cortex®-M3 | ARM® Cortex®-M3 | ARM® Cortex®-M3 |
| Action |
Texas Instruments LM3432SQ/NOPB Drivers, Receivers and Transceivers Overview
6-channel current regulator for LED backlight applications, featuring analog and PWM dimming. This surface mount integrated circuit supports a 6V to 40V input voltage range and delivers 40mA output current per channel with an 80V output voltage capability. Operating across a -40°C to 125°C temperature range, it utilizes a boost topology and is packaged in a 24-WQFN format on tape and reel.
Cross Reference
Manufacturer-stated alternates from official cross-reference tools. These are not a guaranteed pin-compatible drop-in. Qualify package, pinout, and electrical limits against the datasheet before a board change. See cross-reference vs drop-in compatible .
Suggested replacements
MC34844AEPNXP SemiconductorsNXP
IC LED DRVR RGLTR DIM 80MA 32QFN
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