The SD7B32 is a positive voltage regulators manufactured by CMOS technologies with ultra low power consumption and low dropout voltage, which provide large output currents even when the difference of the input-output voltage is small.The SD7B32 can deliver 500mA output current and allow an input voltage as high as 8V. The SD7B32 is very suitable for the battery-powered equipment, such as RF applications and other systems requiring a quiet voltage source.
Ultra-Low IQ: 0.8µA
Wide Input Voltage Range: 1.8V to 8V
Up to 500mA Output Current
Low Dropout Voltage: 110mV@100mA(VOUT=3.3V)
Output voltage: 3.3 V
High Accuracy:±2%/±1%(Typ.)
High Power Supply Rejection Ratio:45 dB@1kHz
Low Output Noise: 250 µVRMS (10Hz~100kHz)
Excellent Line and Load Transient Response
Built-in Current Limiter, Short-Circuit Protection
| Product Name | Package form | Marking | Hazardous Substance Control | Packing Type | Remarks |
|---|---|---|---|---|---|
| SD7B32KR-3.3 | SOT-89-3L | 7B32-33 | Halogen free | Tube |

| title | Types of | Size (KB) | date | Download the latest English version |
|---|---|---|---|---|
| SD7B32 | 0 | 2026-01-14 | SD7B32 Brief Datasheet |