Overview
The LMZ23605TZE/NOPB is a SIMPLE SWITCHER® power module from Texas Instruments, designed to provide a reliable and robust step-down DC-DC solution. This module is capable of driving up to 5-A loads and can accept an input voltage range of 6 V to 36 V, delivering an adjustable and highly accurate output voltage as low as 0.8 V. The LMZ23605 is available in an innovative package that enhances thermal performance and allows for both hand and machine soldering. It is fully enabled for WEBENCH® Power Designer and requires only a minimal number of external components to complete the power solution.
Key Specifications
| Parameter | Value |
|---|---|
| Input Voltage Range | 6 V to 36 V |
| Output Voltage Range | 0.8 V to 6 V |
| Maximum Output Current | Up to 5 A |
| Maximum Total Output Power | 30 W |
| Switching Frequency Range | 650 kHz to 950 kHz |
| Efficiency | Up to 92% |
| Operating Temperature Range | -40°C to 85°C |
| Junction Temperature Range | 40°C to +125°C |
| Package Type | HSOP (Heat Sink/Slug) |
| No. of Terminals | 7 |
| Surface Mount | Yes |
Key Features
- Integrated Shielded Inductor
- Simple PCB Layout
- Frequency Synchronization Input (650 kHz to 950 kHz)
- Flexible Start-up Sequencing Using External Soft-Start, Tracking and Precision Enable
- Protection Against Inrush Currents and Faults such as Input UVLO and Output Short Circuit
- Thermal Shutdown, Programmable Input Undervoltage Lockout, Output Overvoltage Protection, Short Circuit Protection, Output Current Limit
- Single Exposed Pad and Standard Pinout for Easy Mounting and Manufacturing
- Fast Transient Response for Powering FPGAs and ASICs
- Fully Enabled for WEBENCH® Power Designer
- Pin Compatible With LMZ22005/LMZ23603/LMZ22003
- High Efficiency Reduces System Heat Generation
- Low Component Count (only 5 external components)
- Low Output Voltage Ripple
- Uses PCB as Heat Sink, no Airflow Required
Applications
The LMZ23605TZE/NOPB is suitable for a variety of applications requiring high-efficiency and reliable DC-DC conversion. These include:
- Powering FPGAs and ASICs due to its fast transient response
- Industrial and commercial power systems where high reliability and thermal performance are critical
- Systems requiring adjustable and accurate output voltages within a wide input voltage range
- Applications needing protection against various faults such as input undervoltage, output overvoltage, and short circuits
Q & A
- What is the input voltage range of the LMZ23605TZE/NOPB?
The input voltage range is 6 V to 36 V.
- What is the maximum output current of the LMZ23605TZE/NOPB?
The maximum output current is up to 5 A.
- What is the switching frequency range of the LMZ23605TZE/NOPB?
The switching frequency range is 650 kHz to 950 kHz.
- Does the LMZ23605TZE/NOPB have built-in protection features?
Yes, it includes thermal shutdown, programmable input undervoltage lockout, output overvoltage protection, short circuit protection, and output current limit.
- How many external components are required to complete the power solution?
Only 5 external components are required: two resistors and three capacitors.
- Is the LMZ23605TZE/NOPB compatible with other Texas Instruments modules?
Yes, it is pin compatible with LMZ22005/LMZ23603/LMZ22003.
- What is the operating temperature range of the LMZ23605TZE/NOPB?
The operating temperature range is -40°C to 85°C.
- Does the LMZ23605TZE/NOPB require airflow for cooling?
No, it uses the PCB as a heat sink and does not require airflow.
- What is the efficiency of the LMZ23605TZE/NOPB?
The efficiency is up to 92%.
- Is the LMZ23605TZE/NOPB suitable for powering FPGAs and ASICs?
Yes, it has a fast transient response making it suitable for powering FPGAs and ASICs.
