Step1: Product
STMicroelectronics L99LD21Q6TR
Image shown is a representation only
Manufacturer
Manufacturer No
L99LD21Q6TR
Package
40-TFQFN Exposed Pad
Packaging
Tape & Reel (TR); Cut Tape (CT)
Description
IC LED DRVR RGLTR PWM 1.5A 40QFN
Detailed Description
LED Driver IC 2 Output DC DC Regulator Buck, Boost PWM Dimming 1.5A 40-QFN (6x6)
Datasheet
Type
DC DC Regulator
Grade
Automotive
Dimming
PWM
Topology
Buck, Boost
Frequency
100kHz ~ 450kHz
Packaging
Tape & Reel (TR); Cut Tape (CT)
Applications
Lighting
Manufacturer
STMicroelectronics
Mounting Type
Surface Mount
Qualification
AEC-Q100
Package / Case
40-TFQFN Exposed Pad
Voltage - Output
50V
Number of Outputs
2
Internal Switch(s)
Yes
Base Product Number
L99LD21
Operating Temperature
-40°C ~ 150°C (TJ)
Voltage - Supply (Max)
24V
Voltage - Supply (Min)
5.5V
Supplier Device Package
40-QFN (6x6)
Current - Output / Channel
1.5A
| Attribute | Value |
|---|---|
| Type | DC DC Regulator |
| Grade | Automotive |
| Dimming | PWM |
| Topology | Buck, Boost |
| Frequency | 100kHz ~ 450kHz |
| Packaging | Tape & Reel (TR); Cut Tape (CT) |
| Applications | Lighting |
| Manufacturer | STMicroelectronics |
| Mounting Type | Surface Mount |
| Qualification | AEC-Q100 |
| Package / Case | 40-TFQFN Exposed Pad |
| Voltage - Output | 50V |
| Number of Outputs | 2 |
| Internal Switch(s) | Yes |
| Base Product Number | L99LD21 |
| Operating Temperature | -40°C ~ 150°C (TJ) |
| Voltage - Supply (Max) | 24V |
| Voltage - Supply (Min) | 5.5V |
| Supplier Device Package | 40-QFN (6x6) |
| Current - Output / Channel | 1.5A |
Purchase & Inquiry
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Payment Method
Shipping Method
- Shipped from
- Hongkong/Shenzhen warehouse
- Estimated Ship Date
- Oct 4, 2026 - Oct 5, 2026
- Lead Time
- Contact us to confirm availability
- Shipping Fee
- Calculated based on your destination
Packages
