1ch 150mA CMOS LDO Regulators - BH30RB1WGUT
ROHM's LDO regulators for portable devices have original CMOS processes are utilized for low consumption and high precision.Standard high current CMOS LDO regulators are offered featuring low saturation, ±1% output voltage accuracy, and a maximum output current of 150mA. Original technology is utilized for 2mV load regulation and an input/output voltage difference of only 100mV. In addition, multiple protection circuits, built into an ultra-compact package (VCSP60N1: 1.0mm×1.04mm), ensure a greater degree of reliability.
|* This product is a STANDARD grade product and not recommend for on-vehicle devices.|
|Vout (Typ.) [V]||3|
|Output Short Current[mA]||40|
|Over Current Protection||Yes|
|Over Voltage Protection||No|
|I/O Voltage Difference (Typ.)[V]||0.1(Io=0.1A)|
|Ripple Rejection [dB]||63.0|
|Load Regulation[mV]||2(Io=1 to 100mA)|
|Operating Temperature (Min.)[°C]||-40|
|Operating Temperature (Max.)[°C]||85|
- ・High accuracy output voltage : ±1%
・Low dropout voltage : 100mV (when current is 100mA)
・Stable with small ceramic output capacitors
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This application notes provide tables for each series so that it is easy to set the resistance value for the output voltage setting from various internal reference voltages VREF.
The definition and how to use thermal resistance and thermal characterization parameter of packages for ROHM’s integrated circuit are described in this application note.
The basic terminal configuration of a linear regulator IC consists of four parts: input, output, GND, and feedback…
A linear regulator, also referred to as a "three-terminal regulator" or "dropper," is a power supply long known to many designers owning to its simple circuitry and ease of use...
Very important information such as maximum ratings, operating conditions and characteristic graphs are described in the table.
A linear regulator integrated circuit (IC) is a DC-to-DC buck converter system that reduces a DC supply from higher voltage level to a lower voltage level...
Low drop-out (LDO) regulators developed back in the age when large-capacitance multi-layer ceramic capacitors (hereinafter, MLCCs) were uncommon cause a phase delay, leading to oscillation when connected to a low-ESR capacitor like an MLCC...
The loss in linear regulators increases as the difference between the input and output voltages increases. Since most of the loss is converted to heat, a very large amount of heat may be generated in some conditions...
When a linear regulator IC is turned ON, the electric charge is stored in the output capacitor and the output voltage increases up to the specified value.
This application note proposes a circuit using an output ceramic capacitor that allows a stable phase compensation.
This application note introduces a method for easily measuring the phase margin with a Frequency Response Analyzer (FRA) made by NF Corporation.
Provides some hints on how to connect LDOs in parallel.