Datasheet Details
Part number:
RN5RK301B, RN5
Manufacturer:
RICOH electronics devices division
File Size:
261.47 KB
Description:
Sot-23-5 vfm step-up dc/dc converter.
Note:
This datasheet PDF includes multiple part numbers: RN5RK301B, RN5.
Please refer to the document for exact specifications by model.
RN5RK301B, RN5, SOT-23-5 VFM STEP-UP DC/DC CONVERTER
Chip Enable Pin Step-up Output Monitoring Pin, Power Supply (for device itself) No Connection Ground Pin Switching Pin (Nch Open Drain) Pin No.
1 2 3 4 5 Symbol CE VOUT NC GND EXT Description Chip Enable Pin Step-up Output Monitoring Pin, Power Supply (for device itself) No Connection Ground Pin
RN5RK SERIES VFM STEP-UP DC/DC CONVERTER NO.EA-045-111124 OUTLINE The RN5RKxx1A/xx1B/xx2A Series are CMOS-based VFM (Chopper) Step-up DC/DC converter ICs with ultra low supply current and high output voltage accuracy.
Each of the RN5RKxx1A/xx1B consists of an oscillator, a VFM control circuit, a driver transistor to have low ON resistance (Lx switch), a reference voltage unit, a high speed comparator, resistors for voltage detection, an Lx switch protection circuit and an internal chip enable
RN5RK301B Features
* Small Number of External Components Only an inductor, a diode and a capacitor (RN5RKxx1A/xx1B)
* Standby Current Typ. 0μA
* Low Temperature-Drift Coefficient of Output Voltage Typ. ±100ppm/°C
* Output Voltage Range 2.0V to 5.5V
* Two Kinds of Duty Ratio 77
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