Texas Instruments LM51521QRGRRQ1 DC DC Switching Controllers
Automotive 2.2-MHz wide V<sub>IN</sub> low IQ synchronous boost controller with disabled bypass mode
Same model may have multiple batches, images only for reference.
Manufacturer
Part Number (MPN)
LM51521QRGRRQ1
Detailed Description
Automotive 2.2-MHz wide VIN low IQ synchronous boost controller with disabled bypass mode
Package
20-VFQFN Exposed Pad
Key Features
Package / Case: 20-VFQFN Exposed Pad; Mounting Type: Surface Mount, Wettable Flank
Lifecycle Status
Active
RoHS State
RoHS Compliant
Datasheet
LM51521QRGRRQ1 Datasheet
Quick Jump:
Technical Specifications
Texas Instruments LM51521QRGRRQ1 DC DC Switching Controllers technical specifications.
General
Series
Automotive, AEC-Q100
RoHS
Yes
Package / Case
20-VFQFN Exposed Pad
Mounting Type
Surface Mount, Wettable Flank
Operating Temperature
-40°C ~ 150°C (TJ)
Supply Voltage
0.8V ~ 42V
Lifecycle Status
Active
Functions
Step-Up
Topology
Boost
Output Type
Transistor Driver
Alternate Parts Comparison (LM51521QRGRRQ1 vs LM25145RGYR vs LM5145QRGYRQ1 vs LM5146QRGYTQ1)
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-VFQFN Exposed Pad | 20-VFQFN Exposed Pad | 20-VFQFN Exposed Pad | 20-VFQFN Exposed Pad |
| Mounting Type | Surface Mount, Wettable Flank | Surface Mount, Wettable Flank | Surface Mount, Wettable Flank | Surface Mount, Wettable Flank |
| Operating Temperature | -40°C ~ 150°C (TJ) | -40°C ~ 125°C (TJ) | -40°C ~ 150°C (TJ) | -40°C ~ 125°C (TA) |
| Supply Voltage | 0.8V ~ 42V | 6V ~ 42V | 5.5V ~ 75V | 5.5V ~ 100V |
| Switching Frequency | 100kHz ~ 2.2MHz | 100kHz ~ 1MHz | 100kHz ~ 1MHz | 100kHz ~ 1MHz |
| RoHS | Yes | Yes | Yes | Yes |
| Lifecycle Status | Active | Active | Active | Active |
| Clock Sync | Yes | Yes | Yes | Yes |
| Control Features | Dead Time Control, Enable, Frequency Control, Ramp, Soft Start, Tracking | Enable, Frequency Control, Ramp, Soft Start | Current Limit, Enable, Frequency Control, Phase Control, Power Good, Ramp, Soft Start | Enable, Frequency Control, Power Good, Soft Start |
| Iq Typ Ma | 1.5 | 1.8 | 1.8 | 1.75 |
| Number of Outputs | 1 | 1 | 1 | 1 |
| Operating Temperature Range C | -40 to 150 | -40 to 125 | -40 to 150 | -40 to 150 |
| Action |
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