Overview
The LMZM23601SILT from Texas Instruments is a 36-V, 1-A step-down DC/DC power module designed for space-constrained industrial applications. This integrated-inductor power module is available in fixed output voltage options of 3.3 V and 5 V, as well as an adjustable output voltage option ranging from 1.2 V to 15 V. The device operates with an input voltage range of 4 V to 36 V and is optimized for high efficiency and low EMI, making it suitable for a variety of industrial and space-constrained applications.
Key Specifications
| Parameter | Minimum | Typical | Maximum | Unit |
|---|---|---|---|---|
| Input Voltage Range | 4 | - | 36 | V |
| Output Voltage Options | 1.2 - 15 (ADJ), 3.3 V, 5 V | - | - | V |
| Output Current | - | 1 | - | A |
| Supply Current at No Load | - | 28 | - | µA |
| Shutdown Current | - | 2 | - | µA |
| Operating Junction Temperature | -40 | - | 125 | °C |
| Storage Temperature | -40 | - | 150 | °C |
| Package Size | - | 3.8 mm x 3 mm x 1.6 mm | - | - |
Key Features
- Wide operating input voltage range of 4 V to 36 V
- Adjustable output voltage from 1.2 V to 15 V, and fixed output voltage options of 3.3 V and 5 V
- High efficiency with seamless transition between PWM and PFM modes
- Low no-load supply current of 28 µA and shutdown current of 2 µA
- Power-good flag for system status indication
- External frequency synchronization and MODE selection pin for forced PWM or auto PFM mode
- Built-in control loop compensation, soft start, current limit, and undervoltage lockout (UVLO)
- Miniature 3.8-mm x 3-mm x 1.6-mm package
- Only input and output capacitors needed for 5-V and 3.3-V output designs
Applications
- Sensor transmitters
- Test and measurement equipment
- Grid infrastructure
- Space-constrained applications
Q & A
- What is the input voltage range of the LMZM23601?
The input voltage range is from 4 V to 36 V.
- What are the output voltage options for the LMZM23601?
The device offers adjustable output voltage from 1.2 V to 15 V, and fixed output voltage options of 3.3 V and 5 V.
- What is the maximum output current of the LMZM23601?
The maximum output current is 1 A.
- What is the no-load supply current of the LMZM23601?
The no-load supply current is 28 µA.
- Does the LMZM23601 support external frequency synchronization?
Yes, it supports external frequency synchronization.
- What are the operating temperature ranges for the LMZM23601?
The operating junction temperature range is -40°C to 125°C, and the storage temperature range is -40°C to 150°C.
- What is the package size of the LMZM23601?
The package size is 3.8 mm x 3 mm x 1.6 mm.
- Does the LMZM23601 have built-in protection features?
Yes, it includes built-in control loop compensation, soft start, current limit, and undervoltage lockout (UVLO).
- What are some typical applications for the LMZM23601?
Typical applications include sensor transmitters, test and measurement equipment, grid infrastructure, and space-constrained applications.
- How does the LMZM23601 manage efficiency at light loads?
The device seamlessly transitions between PWM and PFM modes to ensure high efficiency at light loads.
