Rainbow Electronics MAX8805Z - Manual (Page 4)

MAX8805Y/MAX8805Z
600mA PWM Step-Down Converters in
2mm x 2mm WLP for WCDMA PA Power
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ELECTRICAL CHARACTERISTICS (continued)
(V IN1A = V IN1B = V IN2 = V PA_EN = V EN1 = V EN2 = 3.6V, V HP = 0V, V REFIN = 0.9V, T A = -40°C to +85°C. Typical values are at T A =
+25°C, unless otherwise noted.) (Note 1)
PARAMETER CONDITIONS MIN TYP MAX UNITS
LDO2
MAX8805YEWEAA+T 1.746 1.8 1.854
MAX8805YEWEAC+T 2.619 2.7 2.781
MAX8805YEWEAD+T 2.716 2.8 2.884
MAX8805YEWEBE+T 2.765 2.85 2.936
Output Voltage V LDO2
V IN2 = 5.5V, I LDO2 = 1mA;
V IN2 = 3.4V, I LDO2 = 100mA
MAX8805YEWEGG+T 2.910 3.0 3.090
V
Output Current 200 mA
Current Limit V LDO2 = 0V 250 550 750 mA
Dropout Voltage I LDO2 = 100mA, T A = +25°C 70 200 mV
Line Regulation V IN2 stepped from 3.5V to 5.5V, I LDO2 = 100mA 2.4 mV
Load Regulation I LDO2 stepped from 50µA to 200mA 25 mV
Power-Supply Rejection
ΔV
LDO2 / ΔV
IN2
10Hz to 10kHz, C LDO2 = 1µF, I LDO2 = 30mA 70 dB
Output Noise 100Hz to 100kHz, C LDO2 = 1µF, I LDO2 = 30mA 35 µV RMS
0µA < I LDO2 < 10mA 100 nF Output Capacitor for Stable
Operation
0µA < I LDO2 < 200mA 1 µF
Shutdown Output Impedance V EN2 = 0V 1 k Ω
REFBP
REFBP Output Voltage 0 ≤ I
REFBP
≤ 1µA 1.237 1.250 1.263 V
REFBP Supply Rejection V IN2 stepped from 2.55V to 5.5V 0.2 5 mV
Note 1: All devices are 100% production tested at T A = +25°C. Limits over the operating temperature range are guaranteed by design.