RP112x

No. EA-258-250325

2

SELECTION GUIDE

The output voltage, auto-discharge function(1), package for the ICs can be selected at the user’s request.

Selection Guide

Product Name

Package

Quantity per Reel

Pb Free

Halogen Free

RP112Kxx1-TR

DFN(PL)1010-4

10,000 pcs

Yes

Yes

RP112Qxx2-TR-FE

SC-88A

3,000 pcs

Yes

Yes

RP112Nxx1-TR-FE

SOT-23-5

3,000 pcs

Yes

Yes

xx: Set output voltage (VSET) is selectable from 1.2 V to 4.8 V in 0.1 V step.

The second decimal point of the voltage is described as below.

1.25 V: RP112x12x5

1.85 V: RP112x18x5

2.85 V: RP112x28x5



: Selections of CE pin polarity and Auto-discharge function are as shown below:

(B) CE pin polarity: “H” active, Auto-discharge function: No

(D) CE pin polarity: “H” active, Auto-discharge function: Yes

BLOCK DIAGRAMS

VDD

GND

VOUT

CE

Vref

Current

Limit

Noise

Reduction

VDD

GND

VOUT

CE

Vref

Current

Limit

Noise

Reduction

RP112xxxxB Block Diagram

RP112xxxxD Block Diagram

(1) Auto-discharge function quickly lowers the output voltage to 0 V by releasing the electrical charge in the external

capacitor when the chip enable signal is switched from the active mode to the standby mode.