Overview
The LMZ34202RVQR is a highly integrated power module from Texas Instruments, designed to provide a compact and efficient power solution. This module combines a 2-A DC-DC converter with a shielded inductor and necessary passives in a low-profile QFN package. The LMZ34202 allows for a small footprint design, measuring 10 mm × 10 mm × 4.3 mm, and requires as few as three external components to operate. It is ideal for powering a wide range of devices and systems due to its flexibility and extensive feature set.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Input Voltage Range (PVIN) | 4.5 | 42 | V | |
| Output Voltage Adjust Range (VOUT) | 2.5 | 7.5 | V | |
| Output Current (IOUT) | 2 | A | ||
| Switching Frequency Range | 200 kHz | 1 MHz | ||
| Operating Temperature Range | -40°C | 105°C | ||
| Package Type | QFN (43 pins) | |||
| Thermal Performance | 14°C/W |
Key Features
- Complete Integrated Power Solution allowing small footprint, low-profile design
- Wide-Output Voltage Adjust (2.5 V to 7.5 V)
- Adjustable Switching Frequency (200 kHz to 1 MHz)
- Synchronizes to an External Clock
- Automatic PFM Mode for Light Load Efficiency
- Adjustable Soft-Start Time
- Output Voltage Sequencing / Tracking
- Power Good Output
- Programmable Undervoltage Lockout (UVLO)
- Over-Temperature Thermal Shutdown Protection
- Over-Current Protection (Hiccup Mode)
- Pre-Bias Output Start-Up
- Integrated Shielded Inductor
- Meets EN55022 Class B Emissions
Applications
- Industrial and Motor Controls
- Automated Test Equipment
- Medical and Imaging Equipment
- High Density Power Systems
Q & A
- What is the input voltage range of the LMZ34202RVQR?
The input voltage range is from 4.5 V to 42 V.
- What is the maximum output current of the LMZ34202RVQR?
The maximum output current is 2 A.
- What is the operating temperature range of the LMZ34202RVQR?
The operating temperature range is from -40°C to 105°C.
- Can the switching frequency of the LMZ34202RVQR be adjusted?
- Does the LMZ34202RVQR have over-current protection?
- What type of package does the LMZ34202RVQR come in?
- Does the LMZ34202RVQR meet any specific emissions standards?
- Can the LMZ34202RVQR be synchronized to an external clock?
- What is the thermal performance of the LMZ34202RVQR?
- Does the LMZ34202RVQR have a power good output feature?
