ADP2140ACPZ18812R7

3 MHz, 600 mA, Low Quiescent Current Buck with 300 mA LDO Regulator ADP2140 Data Sheet FEATURES TYPICAL APPLICATION CIRCUITS VIN1 = 3.6V 100kΩ CIN 10µF + 10 9 PG 8 EN1 7 VOUT2 = 1.8V COUT2 1µF 6 + PG PGND SW EN1 AGND EN2 FB VOUT2 VIN2 1 2 1µH 3 VOUT = 1.2V + 4 COUT 10µF 5 07932-001 EN2 ADP2140 VIN1 Figure 1. ADP2140 with LDO Connected to VIN1 VIN1 = 3.3V 100kΩ CIN 10µF + 10 9 PG 8 EN1 EN2 7 VOUT2 = 1.2V COUT2 1µF 6 + ADP2140 VIN1 PG PGND SW EN1 AGND EN2 FB VOUT2 VIN2 1 2 3 4 1µH VOUT = 1.8V + COUT 10µF 5 07932-002 Input voltage range: 2.3 V to 5.5 V LDO input (VIN2) 1.65 V to 5.5 V Buck output voltage range: 1.0 V to 3.3 V LDO output voltage range: 0.8 V to 3.3 V Buck output current: 600 mA LDO output current: 300 mA LDO quiescent current: 22 μA with zero load Buck quiescent current: 20 μA in PSM mode Low shutdown current: