The SGM2028 is a low power and low dropout voltage linear regulator. It is capable of supplying 500mA output current with typical dropout voltage of only 270mV. The operating input voltage range is from 2.5V to 5.5V. The fixed output voltages are 1.8V, 2.8V, 3.0V and 3.3V.
Other features include logic-controlled shutdown mode, current limit and thermal shutdown protection.
The SGM2028 is available in a Green SOT-23-5 package. It operates over an operating temperature range of -40℃ to +85℃.
Operating Input Voltage Range: 2.5V to 5.5V
Fixed Outputs of 1.8V, 2.8V, 3.0V, 3.3V
Adjustable Output from 1.2V to 5.0V
500mA Output Current
High PSRR: 73dB (TYP) at 1kHz
Low Dropout Voltage: 270mV (TYP) at 500mA
Low Output Noise: 30μVRMS (TYP)
Current Limiting and Thermal Protection
SGM2028-1.8, SGM2028-2.8, SGM2028-3.0 and SGM2028-ADJ: 110kΩ Pull Down Resistor at EN Pin
SGM2028-3.3: No Pull Down Resistor at EN Pin
-40℃ to +85℃ Operating Temperature Range
Available in a Green SOT-23-5 Package
Modems
MP3 Players
Cellular Telephones
PCMCIA Cards
Palmtop Computers
Portable Electronics
| Part Number | Status | Package | Pins | Pb-Free | Temp Range | |
| SGM2028-1.8YN5G/TR | Production | SOT-23-5 | 5 | Y | -40℃ to +85℃ | Samples |
| SGM2028-2.8YN5G/TR | Production | SOT-23-5 | 5 | Y | -40℃ to +85℃ | Samples |
| SGM2028-3.0YN5G/TR | Production | SOT-23-5 | 5 | Y | -40℃ to +85℃ | Samples |
| SGM2028-3.3YN5G/TR | Production | SOT-23-5 | 5 | Y | -40℃ to +85℃ | Samples |
| SGM2028-ADJYN5G/TR | Production | SOT-23-5 | 5 | Y | -40℃ to +85℃ | Samples |
