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LM76002QRNPRQ1
+StücklisteIC REG BUCK ADJ 2.5A 30WQFN
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HerstellerTexas Instruments
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Herstellerteil #LM76002QRNPRQ1
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Paket WQFN-30
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Auf Lager2475
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR) |
| Series | Automotive, AEC-Q100 |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 3.5V |
| Voltage-Input(Max) | 60V |
| Voltage-Output(Min/Fixed) | 1V |
| Voltage-Output(Max) | 57V |
| Current-Output | 2.5A |
| Frequency-Switching | 300kHz ~ 2.2MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount, Wettable Flank |
| Package/Case | 30-WFQFN Exposed Pad |
Übersicht
Description
Key features include low EMI emissions, adjustable switching frequency, and an integrated high-side MOSFET, which enhances efficiency and reduces component count. It also offers protection features like cycle-by-cycle current limit, thermal shutdown, and undervoltage lockout.
The LM76002QRNPRQ1 supports both fixed frequency and Eco-mode operation for improved light-load efficiency. Its internal compensation and soft-start capabilities simplify design and ensure smooth power-up. Additionally, the device is available in a thermally enhanced 30-pin WQFN package, which helps in efficient heat dissipation.
Overall, the LM76002QRNPRQ1 is an ideal choice for power supply designs in automotive systems, industrial applications, or any other environment requiring robust and efficient voltage regulation.
Equivalent
Features
Key features include precision enable and adjustable soft start, which aid in reliable startup operations. The converter also integrates a power good flag for output voltage monitoring and features advanced protection mechanisms such as cycle-by-cycle current limiting, thermal shutdown, and overvoltage protection. The LM76002QRNPRQ1 supports both pulse-frequency modulation (PFM) at light loads for improved efficiency and constant frequency pulse-width modulation (PWM) for predictable EMC performance. With its compact package and high efficiency, it is ideal for space-constrained applications where thermal management is critical.
Pinout
Here is a brief overview of its pin functions:
1. VIN: Input voltage supply.
2. EN: Enable pin to turn the device on or off.
3. PGOOD: Power good indicator.
4. SS/TRK: Soft start or tracking input.
5. FB: Feedback input for output voltage regulation.
6. COMP: Compensation network connection.
7. RT: Resistor timing for setting the switching frequency.
8. SYNCIN: External clock synchronization input.
9. AGND: Analog ground.
10. PGND: Power ground.
11. BOOT: Bootstrap capacitor connection.
12. SW: Switch node, connected to the inductor.
13. VCC: Internal LDO output for powering internal circuitry.
14. RBIAS: Sets internal bias currents.
15. VCC: Duplicate pin for internal LDO output.
16. PGND: Duplicate power ground pin.
These pins support various functions such as power supply, control, feedback, and switching, enabling efficient voltage conversion and regulation.