Description

The MB7138E-SK is a CMOS low dropout positive voltage regulator in the TC55 Series. It is capable of sourcing up to 250mA of current with an ultra-low input-output voltage differential of 380mV at 200mA.

Specifications and features

- Very Low Dropout Voltage: 120mV typ at 100mA, 380mV typ at 200mA
- High Output Current: 250mA (VOUT = 5.0V)
- High Accuracy Output Voltage: ± 2% (± 1% Semicustom Version)
- Wide Output Voltage Range: 1.1V-6.0V
- Low Power Consumption: 1.1µA (Typ.)
- Low Temperature Drift: ± 100ppm/°C (Typ.)
- Excellent Line Regulation: 0.2%/V (Typ.)
- Package Options: 3-Pin SOT-23A, 3-Pin SOT-89
- Short Circuit Protection
- Custom Voltages Available: 1.1V to 6.0V in 0.1V Steps for a 2%, and 2.0V to 6.0V for a 1% Tolerance

Application Scenarios

- Battery-Powered Devices
- Cameras and Portable Video Equipment
- Pagers and Cellular Phones
- Solar-Powered Instruments
- Consumer Products

Comparison

The MB7138E-SK offers the following advantages:

- Very low dropout voltage for efficient power regulation. - High output current capability of 250mA. - High accuracy output voltage with options for custom voltages. - Wide output voltage range suitable for various applications. - Low power consumption and temperature drift. - Excellent line regulation and short circuit protection.

However, it is important to note that the MB7138E-SK is limited to a 3-pin SOT-23A or 3-pin SOT-89 package options.