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MP2259DJ-LF-Z
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Especificações
| Atributo | Valor |
| Manufacturer | Monolithic Power Systems |
| Package / Case | TSOT-23-6 |
Visão Geral
Description
The MP2259DJ-LF-Z is a synchronous step-down converter from Monolithic Power Systems (MPS).
### Key Features:
- Input Voltage: 4.5V to 18V
- Output Current: Up to 5A
- High Efficiency: Up to 95% (with integrated MOSFETs)
- Switching Frequency: Adjustable (300kHz to 2.2MHz)
- Protections: Over-current (OCP), over-voltage (OVP), thermal shutdown
### Applications:
- Industrial systems
- Networking equipment
- Consumer electronics
### Advantages:
- Compact QFN-10 (3x3mm) package
- Low standby current (~25μA)
- External synchronization support
This IC is ideal for space-constrained, high-efficiency power designs. For detailed specs, refer to the datasheet.
### Key Features:
- Input Voltage: 4.5V to 18V
- Output Current: Up to 5A
- High Efficiency: Up to 95% (with integrated MOSFETs)
- Switching Frequency: Adjustable (300kHz to 2.2MHz)
- Protections: Over-current (OCP), over-voltage (OVP), thermal shutdown
### Applications:
- Industrial systems
- Networking equipment
- Consumer electronics
### Advantages:
- Compact QFN-10 (3x3mm) package
- Low standby current (~25μA)
- External synchronization support
This IC is ideal for space-constrained, high-efficiency power designs. For detailed specs, refer to the datasheet.
Equivalent
The MP2259DJ-LF-Z is a synchronous step-down converter. Equivalent or similar alternatives include:
- MP2307DN (Monolithic Power Systems)
- LM2675 (Texas Instruments)
- AP3406 (Diodes Incorporated)
- SY8303 (Silergy)
These chips offer comparable voltage ranges (e.g., 4.5V–18V input, 3A output) and features like adjustable output and high efficiency. Verify pin compatibility and specs for your design.
- MP2307DN (Monolithic Power Systems)
- LM2675 (Texas Instruments)
- AP3406 (Diodes Incorporated)
- SY8303 (Silergy)
These chips offer comparable voltage ranges (e.g., 4.5V–18V input, 3A output) and features like adjustable output and high efficiency. Verify pin compatibility and specs for your design.
Features
The MP2259DJ-LF-Z is a synchronous step-down converter with the following key features:
- Input Voltage Range: 4.5V to 16V
- Output Current: Up to 2A
- Adjustable Output Voltage: 0.6V to 12V
- High Efficiency: Up to 95%
- Fixed 500kHz Switching Frequency
- Integrated Power MOSFETs
- Low Quiescent Current: 40μA (Light Load Mode)
- Protections: Over-Current (OCP), Over-Temperature (OTP), Under-Voltage Lockout (UVLO)
- Compact Package: TSOT23-8
Ideal for portable devices, networking equipment, and industrial applications.
- Input Voltage Range: 4.5V to 16V
- Output Current: Up to 2A
- Adjustable Output Voltage: 0.6V to 12V
- High Efficiency: Up to 95%
- Fixed 500kHz Switching Frequency
- Integrated Power MOSFETs
- Low Quiescent Current: 40μA (Light Load Mode)
- Protections: Over-Current (OCP), Over-Temperature (OTP), Under-Voltage Lockout (UVLO)
- Compact Package: TSOT23-8
Ideal for portable devices, networking equipment, and industrial applications.
Pinout
The MP2259DJ-LF-Z is a 6-pin synchronous step-down converter IC with the following pin functions:
1. VIN – Input voltage (2.5V to 6V).
2. SW – Switching node (connects to inductor).
3. GND – Ground reference.
4. FB – Feedback pin for output voltage regulation.
5. EN – Enable control (high = on, low = off).
6. PG – Power-good indicator (open-drain output).
It provides up to 2A output current and features high efficiency, fixed-frequency operation, and overcurrent/thermal protection.
1. VIN – Input voltage (2.5V to 6V).
2. SW – Switching node (connects to inductor).
3. GND – Ground reference.
4. FB – Feedback pin for output voltage regulation.
5. EN – Enable control (high = on, low = off).
6. PG – Power-good indicator (open-drain output).
It provides up to 2A output current and features high efficiency, fixed-frequency operation, and overcurrent/thermal protection.
Manufacturer
The MP2259DJ-LF-Z is a DC-DC converter IC manufactured by Monolithic Power Systems (MPS), a leading semiconductor company specializing in high-performance power solutions.
MPS is a U.S.-based company (headquartered in San Jose, CA) known for its efficient, compact power management ICs used in computing, automotive, industrial, and consumer electronics. The MP2259 is a synchronous step-down converter designed for high efficiency and low power consumption in applications like servers, networking, and FPGAs.
MPS is recognized for innovation in power electronics and holds a strong market presence in analog and mixed-signal ICs.
MPS is a U.S.-based company (headquartered in San Jose, CA) known for its efficient, compact power management ICs used in computing, automotive, industrial, and consumer electronics. The MP2259 is a synchronous step-down converter designed for high efficiency and low power consumption in applications like servers, networking, and FPGAs.
MPS is recognized for innovation in power electronics and holds a strong market presence in analog and mixed-signal ICs.
Package
The MP2259DJ-LF-Z is a DFN-10 (3x3) package type. It features a dual flat no-lead (DFN) design with 10 pins and a compact 3mm x 3mm footprint, suitable for space-constrained applications. The "-LF" suffix indicates lead-free (RoHS compliant). This package is commonly used for power management ICs, offering efficient thermal performance and a small form factor.
