Datasheet ADP322, ADP323 (Analog Devices) - 3

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Data Sheet ADP322/ADP323 SPECIFICATIONS
VIN1/VIN2 = VIN3 = (VOUT + 0.5 V) or 1.8 V (whichever is greater), VBIAS = 2.5 V, EN1, EN2, EN3 = VBIAS, IOUT1 = IOUT2 = IOUT3 = 10 mA, CIN = COUT1 = COUT2 = COUT3 = 1 µF, and TA = 25°C, unless otherwise noted.
Table 1. Parameter Symbol Test Conditions/Comments Min Typ Max Unit
VOLTAGE RANGE Input Bias Voltage Range VBIAS TJ = −40°C to +125°C 2.5 5.5 V Input LDO Voltage Range VIN1/VIN2/VIN3 TJ = −40°C to +125°C 1.8 5.5 V CURRENT Ground Current with All IGND IOUT = 0 µA 85 µA Regulators On IOUT = 0 µA, TJ = −40°C to +125°C 160 µA IOUT = 10 mA 120 µA IOUT = 10 mA, TJ = −40°C to +125°C 220 µA IOUT = 200 mA 250 µA IOUT = 200 mA, TJ = −40°C to +125°C 380 µA Bias Voltage Input Current IBIAS 66 µA TJ = −40°C to +125°C 140 µA Shutdown Current IGND-SD EN1 = EN2 = EN3 = GND 0.1 µA EN1 = EN2 = EN3 = GND, TJ = −40°C to +125°C 2.5 µA FEEDBACK INPUT CURRENT FBIN 0.01 µA VOLTAGE ACCURACY Output Voltage Accuracy VOUT −1 +1 % (ADP322) 100 µA < IOUT < 200 mA, VIN = (VOUT + 0.5 V) to 5.5 V, −2 +2 % TJ = −40°C to +125°C Feedback Voltage Accuracy VFB 0.495 0.5 0.505 V (ADP323)1 100 µA < IOUT < 200 mA, VIN = (VOUT + 0.5 V) to 5.5 V, 0.490 0.510 V TJ = −40°C to +125°C LINE REGULATION ∆VOUT/∆VIN VIN = (VOUT + 0.5 V) to 5.5 V 0.01 %/V VIN = (VOUT + 0.5 V) to 5.5 V, TJ = −40°C to +125°C −0.03 +0.03 %/V LOAD REGULATION2 ∆VOUT/∆IOUT IOUT = 1 mA to 200 mA 0.001 %/mA IOUT = 1 mA to 200 mA, TJ = −40°C to +125°C 0.005 %/mA DROPOUT VOLTAGE3 VDROPOUT VOUT = 3.3 V mV IOUT = 10 mA 6 mV IOUT = 10 mA, TJ = −40°C to +125°C 9 mV IOUT = 200 mA 110 mV IOUT = 200 mA, TJ = −40°C to +125°C 170 mV START-UP TIME4 TSTART-UP VOUT = 3.3 V, all VOUT initially off, enable any LDO 240 µs VOUT = 0.8 V 100 µs VOUT = 3.3 V, one VOUT initially on, enable second or 160 µs third LDO VOUT = 0.8 V 20 µs CURRENT LIMIT THRESHOLD5 ILIMIT 250 360 600 mA THERMAL SHUTDOWN Thermal Shutdown Threshold TSSD TJ rising 155 °C Thermal Shutdown Hysteresis TSSD-HYS 15 °C Rev. E | Page 3 of 24 Document Outline FEATURES APPLICATIONS TYPICAL APPLICATION CIRCUITS GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS INPUT AND OUTPUT CAPACITOR, RECOMMENDED SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL DATA THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION APPLICATIONS INFORMATION ADIsimPOWER DESIGN TOOL CAPACITOR SELECTION Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties UNDERVOLTAGE LOCKOUT ENABLE FEATURE NOISE REDUCTION OF THE ADP323 IN ADJUSTABLE MODE CURRENT-LIMIT AND THERMAL OVERLOAD PROTECTION THERMAL CONSIDERATIONS PRINTED CIRCUIT BOARD LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE NOTES