Specifications
SKU: 11202842
Parameter | Symbol | Min | Typical | Max | Unit | Description |
---|---|---|---|---|---|---|
Supply Voltage | Vcc | 2.7 | - | 5.5 | V | Operating supply voltage range |
Output Current | Iout | - | 3.0 | 3.3 | A | Maximum output current |
Quiescent Current | Iq | 0.1 | 0.5 | 1.0 | mA | Quiescent current at no load |
Dropout Voltage | Vdo | 0.2 | 0.3 | 0.5 | V | Dropout voltage at maximum load |
Load Regulation | ΔVout/ΔIout | - | 0.5 | - | mV/A | Change in output voltage with respect to change in load current |
Line Regulation | ΔVout/ΔVin | - | 0.01 | - | %/V | Change in output voltage with respect to change in input voltage |
Thermal Shutdown | TSD | - | 160 | - | °C | Temperature at which thermal shutdown is activated |
Operating Temp | Toper | -40 | - | 125 | °C | Operating temperature range |
Storage Temp | Tstg | -65 | - | 150 | °C | Storage temperature range |
Instructions for Using GM7130:
Supply Voltage (Vcc):
- Ensure the supply voltage is within the range of 2.7V to 5.5V.
- Use appropriate decoupling capacitors (typically 10μF and 0.1μF) close to the Vcc pin to stabilize the supply.
Output Current (Iout):
- The maximum output current is 3.3A. Ensure that the load does not exceed this limit to avoid damage to the device.
- For high current applications, use a heatsink to dissipate heat effectively.
Quiescent Current (Iq):
- The quiescent current is typically 0.5mA. This is the current consumed by the regulator when there is no load.
Dropout Voltage (Vdo):
- The dropout voltage is the minimum difference between the input and output voltages required to maintain regulation.
- For optimal performance, ensure the input voltage is at least 0.5V higher than the desired output voltage.
Load Regulation:
- The load regulation is 0.5mV/A, indicating the change in output voltage due to changes in load current.
- Use a stable load to minimize variations in output voltage.
Line Regulation:
- The line regulation is 0.01%/V, indicating the change in output voltage due to changes in input voltage.
- Maintain a stable input voltage to ensure consistent output.
Thermal Shutdown (TSD):
- The device will shut down if the junction temperature exceeds 160°C to prevent damage.
- Ensure proper heat dissipation, especially under high load conditions.
Operating Temperature (Toper):
- The operating temperature range is from -40°C to 125°C.
- Avoid operating the device outside this range to prevent performance degradation or failure.
Storage Temperature (Tstg):
- The storage temperature range is from -65°C to 150°C.
- Store the device in a dry and cool environment to prevent damage.
PCB Layout:
- Place the GM7130 close to the load to minimize trace resistance and inductance.
- Use wide traces for power and ground connections to reduce voltage drops and improve thermal performance.
- Ensure adequate clearance around the device for heat dissipation.
Capacitors:
- Use high-quality ceramic or tantalum capacitors for input and output filtering.
- Place the capacitors as close as possible to the respective pins to minimize parasitic inductance.
By following these guidelines, you can ensure reliable and efficient operation of the GM7130 linear regulator.
(For reference only)Inquiry - GM7130