■ OUTLINE

The R1113Z Series are CMOS-based voltage regulator ICs with high output voltage accuracy, extremely low supply current, low ON-resistance, and high ripple rejection. Each of these ICs consists of a voltage reference unit, an error amplifier, resistors, a current limit circuit, and a chip enable circuit.

■ FEATURES

z  Ultra-Low Supply Current......................................... Typ. 100µA

z  Standby Mode ........................................................... Typ. 0.1µA

z  Low Dropout Voltage ................................................ Typ. 0.23V(IOUT=100mA 3.0V Output type)

z  High Ripple Rejection ............................................... Typ. 80dB(f=1kHz 3.0V Output type)

z  Low Temperature-Drift Coefficient of Output Voltage Typ. ±100ppm/°C

z  Excellent Line Regulation ......................................... Typ. 0.05%/V

z  High Output Voltage Accuracy.................................. ±2.0%

z  Excellent Dynamic Response

z  Small Package  ..........................................................WL-CSP(Wafer Level CSP)

z  Output Voltage...........................................................Stepwise setting with a step of 0.1V in the range of 2.0V to 5.0V is possible

z  Built-in Chip Enable Circuit ( 2 types; A: active low , B: active high)

z  Built-in Fold Back Protection Circuit........................Typ. 30mA (Current at short mode)

z  Ceramic capacitors are recommended to be used with this IC

■ APPLICATIONS

z  Power source for cellular phones such as GSM, CDMA and various kinds of PCS.

z  Power source for electrical appliances such as cameras, VCRs and camcorders.

z  Power source for battery-powered equipment.