Texas Instruments LM3646BYFQR LED Drivers
PROTOTYPE
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM3646BYFQR
Detailed Description
PROTOTYPE
Package
20-WFBGA, DSBGA
Key Features
Package / Case: 20-WFBGA, DSBGA; Frequency: 4MHz
Lifecycle Status
Obsolete
RoHS State
RoHS Compliant
Datasheet
LM3646BYFQR Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM3646BYFQR LED Drivers technical specifications.
General
Package / Case
20-WFBGA, DSBGA
Operating Temperature
-40°C ~ 85°C (TA)
Application
General Purpose
Frequency
4MHz
Type
DC DC Regulator
Topology
Step-Up (Boost)
Dimming
I²C
Numberof Outputs
2
Internal Switch S
Yes
Voltage Supply Max
5.5V
Alternate Parts Comparison (LM3646BYFQR vs LM3S1332-EQC50-A2T vs LM2756TMX/NOPB vs LM3535TMX-2ALS/NOPB)
Side-by-side technical parameter comparison of related primary models in this product family.
| This Part | Alternate Parts | Alternate Parts | Alternate Parts | |
|---|---|---|---|---|
| Package / Case | 20-WFBGA, DSBGA | 100-LQFP | 20-WFBGA, DSBGA | 20-WFBGA, DSBGA |
| Operating Temperature | -40°C ~ 85°C (TA) | -40°C ~ 105°C (TA) | -30°C ~ 85°C (TA) | -30°C ~ 85°C (TA) |
| Frequency | 4MHz | -- | 1.3MHz | 1.33MHz |
| Current Output Channel | 1.5A | -- | 30mA | 25mA |
| Dimming | I²C | -- | I²C | PWM |
| Internal Switch S | Yes | -- | Yes | Yes |
| Output Voltage | 2.7V ~ 5.5V | -- | 2V ~ 4V | 2V ~ 4V |
| Topology | Step-Up (Boost) | -- | Switched Capacitor (Charge Pump) | Switched Capacitor (Charge Pump) |
| Type | DC DC Regulator | -- | DC DC Regulator | DC DC Regulator |
| Voltage Supply Max | 5.5V | -- | 5.5V | 5.5V |
| Voltage Supply Min | 2.7V | -- | 2.7V | 2.7V |
| Mounting Type | -- | Surface Mount | Surface Mount | Surface Mount |
| Action |
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