For Automotive Applications
For Industrial Applications
For IoT Devices
The RP123 is a LDO regulator that provides low output noise, high ripple rejection and fast response characteristics, achieved by low supply current. This device is suitable not only for noise-sensitive applications such as high-performance analog circuits, but also for various applications.
|Input Voltage Range (Max. Rating)||1.9 V to 5.5 V (6.0 V)|
|Supply Current||Typ. 9.5 µA|
|Standby Current||Typ. 0.01 µA|
|Output Voltage Range||1.2 V to 4.8 V (0.1 V step)|
|Output Voltage Accuracy||±0.8% (VSET ≥ 1.8 V, Ta = 25°C)|
|Output Noise||Typ. 8 μVrms (IOUT = 250 mA)|
|Ripple Rejection||Typ. 90 dB (f = 1 kHz)
Typ. 85 dB (f = 10 kHz)
Typ. 65 dB (f = 100 kHz)
|Dropout Voltage||Typ. 0.090 V (IOUT = 250 mA, VSET = 2.8 V, RP123Z)
Typ. 0.105 V (IOUT = 250 mA, VSET = 2.8 V, RP123K)
|Thermal Shutdown Protection||Detection Temp. Typ. 165°C|
|Inrush Current Limit||Typ. 150 mA for appr. 700 µs period after start-up|
|Ceramic Capacitor (CIN, COUT)||1.0 µF or more|
Ripple Rejection vs. Frequency
*) The tab is substrate level (GND).
The set output voltage and the auto-discharge function are user-selectable.
|Product Name||Package||Quantity per Reel|
* Auto-discharge function quickly lowers the output voltage to 0 V, when the chip enable signal is switched from the active mode to the standby mode, by releasing the electrical charge accumulated in the external capacitor.
|Package *1||Marking||Reliability *2|
*1: The package file includes package dimensions, taping specifications, taping reels dimensions, power dissipations, and land pattern (foot pattern).
*2: Reliability file includes a reliability test report and a reflow profile.