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LM5030MM
+StücklisteIC REG CTRLR MULT TOP 10MSOP
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HerstellerTexas Instruments
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Herstellerteil #LM5030MM
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Paket MSOP-10
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Auf Lager7723
365 Tage Qualitätsgarantie
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Spezifikationen
| Attribut | Wert |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| ProductStatus | Not For New Designs |
| OutputType | Transistor Driver |
| Function | Step-Up/Step-Down |
| OutputConfiguration | Positive, Isolation Capable |
| Topology | Full-Bridge, Half-Bridge, Push-Pull |
| NumberofOutputs | 2 |
| OutputPhases | 1 |
| Voltage-Supply(Vcc/Vdd) | 14V ~ 90V |
| Frequency-Switching | 200kHz, 600kHz |
| DutyCycle(Max) | 50% |
| SynchronousRectifier | No |
| ClockSync | No |
| ControlFeatures | Frequency Control, Soft Start |
| OperatingTemperature | -40°C ~ 105°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 10-TFSOP, 10-MSOP (0.118, 3.00mm Width) |
Übersicht
Description
Key features of the LM5030MM include a wide input voltage range, programmable oscillator frequency, and high-speed operation. It also offers protection features such as over-current protection, under-voltage lockout, and thermal shutdown, enhancing the reliability of power supply designs.
The device integrates a dual-mode PWM controller and a high-voltage start-up regulator, which simplifies the design process and reduces the number of external components needed. The LM5030MM is typically housed in a Mini Small Outline Package (MSOP), allowing for compact circuit designs.
Overall, the LM5030MM is valued for its flexibility, efficiency, and ease of use in various power supply applications, catering to the needs of design engineers seeking robust solutions for energy-efficient power systems.
Equivalent
1. UC3842: A widely used PWM controller for off-line switching power supplies.
2. NCP1252: An ON Semiconductor PWM controller with low standby power.
3. TL494: A Texas Instruments PWM controller for various power supply designs.
4. SG3525A: A PWM controller often used in DC-DC converters.
Always check electrical specifications and pin compatibility before substituting to ensure they meet your application's requirements.
Features
1. Wide Input Range: Supports input voltages up to 100V, making it suitable for high-voltage applications.
2. Dual-Mode Operation: Capable of both push-pull and half-bridge operation, offering versatility in design.
3. Integrated High-Side and Low-Side Drivers: Simplifies the design by driving external MOSFETs directly.
4. Programmable Oscillator Frequency: Allows customization of the switching frequency via an external resistor and capacitor.
5. Cycle-by-Cycle Current Limiting: Enhances protection by preventing excessive current through the power devices.
6. Soft-Start Capability: Reduces inrush current during startup, improving system reliability and performance.
7. Dead Time Control: Adjustable dead time between the high-side and low-side drivers to optimize efficiency and reduce switching losses.
8. Protection Features: Includes under-voltage lockout (UVLO) and thermal shutdown to safeguard the device and connected components.
These features make the LM5030MM an adaptable solution for designing robust power supplies.
Pinout
1. VCC: Power supply input for the IC.
2. OUT_A: High-side gate driver output.
3. OUT_B: Low-side gate driver output.
4. VC: Output driver supply voltage.
5. CS: Current sense input.
6. COMP: Compensation pin for the error amplifier.
7. RT: Resistor timing pin to set the oscillator frequency.
8. SS: Soft-start control input.
9. GND: Ground connection.
10. UVLO: Under-voltage lockout programming pin.
These pins are configured to enable the LM5030MM to efficiently control power conversion applications, with integrated features for protection and performance enhancement.