Datasheet ADP7182 (Analog Devices) - 4

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ADP7182 Data Sheet SPECIFICATIONS
VIN = (VOUT − 0.5 V) or −2.7 V (whichever is more negative), EN = VIN, IOUT = −10 mA, CIN = COUT = 2.2 μF, TJ = −40°C to +125°C for minimum/maximum specifications, TA = 25°C for typical specifications, unless otherwise noted.
Table 1. Parameter Symbol Test Conditions/Comments Min Typ Max Unit
INPUT VOLTAGE RANGE VIN −2.7 −28 V OPERATING SUPPLY CURRENT IGND IOUT = 0 μA −33 −53 μA IOUT = −10 mA −100 −150 μA IOUT = −200 mA −650 −850 μA SHUTDOWN CURRENT IGND-SD EN = GND −2 μA EN = GND, VIN = −2.7 V to −28 V −8 μA OUTPUT VOLTAGE ACCURACY Fixed Output Voltage Accuracy VOUT IOUT = −10 mA, TA = 25°C –1 +1 % −1 mA < IOUT < −200 mA, VIN = (VOUT − 0.5 V) to −28 V –3 +2 % Adjustable Output Voltage VADJ IOUT = −10 mA −1.208 −1.22 −1.232 V Accuracy −1 mA < IOUT < −200 mA, VIN = (VOUT − 0.5 V) to −28 V −1.184 −1.244 V LINE REGULATION ∆VOUT/∆VIN VIN = (VOUT − 0.5 V) to −28 V −0.01 +0.01 %/V LOAD REGULATION1 ∆VOUT/∆IOUT IOUT = −1 mA to −200 mA 0.001 0.006 %/mA ADJ INPUT BIAS CURRENT ADJI-BIAS −1 mA < IOUT < −200 mA, VIN = (VOUT − 0.5 V) to −28 V 10 nA DROPOUT VOLTAGE2 VDO IOUT = −10 mA −25 −70 mV IOUT = −50 mA −46 −90 mV IOUT = −200 mA −185 −360 mV START-UP TIME3 tSTART-UP VOUT = −5 V 550 μs VOUT = −2.8 V 375 μs CURRENT-LIMIT THRESHOLD4 ILIMIT −230 −350 −500 mA THERMAL SHUTDOWN Thermal Shutdown Threshold TSSD TJ rising 150 °C Thermal Shutdown Hysteresis TSSD-HYS 15 °C EN THRESHOLD Positive Rise VEN-POS-RISE VOUT = off to on (positive) 1.2 V Negative Rise VEN-NEG-RISE VOUT = off to on (negative) −2.0 V Positive Fall VEN-POS-FALL VOUT = on to off (positive) 0.3 V Negative Fall VEN-NEG-FALL VOUT = on to off (negative) −0.55 V INPUT VOLTAGE LOCKOUT Start Threshold VSTART −2.695 −2.49 V Shutdown Threshold VSHUTDOWN −2.34 −2.1 V Hysteresis 150 mV OUTPUT NOISE OUTNOISE 10 Hz to 100 kHz, VOUT = −1.5 V, VOUT = −3 V, and 18 μV rms VOUT = −5 V 10 Hz to 100 kHz, VOUT = −5 V, adjustable mode, 150 μV rms CNR = open, RNR = open, RFB1 = 147 kΩ, RFB2 = 13 kΩ 10 Hz to 100 kHz, VOUT = −5 V, adjustable mode, 33 μV rms CNR = 100 nF, RNR = 13 kΩ, RFB1 = 147 kΩ, RFB2 = 13 kΩ Rev. M | Page 4 of 32 Document Outline FEATURES APPLICATIONS TYPICAL APPLICATION CIRCUITS GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS INPUT AND OUTPUT CAPACITANCE, RECOMMENDED SPECIFICATIONS ABSOLUTE MAXIMUM RATINGS THERMAL DATA THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION ADJUSTABLE MODE OPERATION APPLICATIONS INFORMATION ADIsimPower DESIGN TOOL CAPACITOR SELECTION Output Capacitor Input Bypass Capacitor Input and Output Capacitor Properties ENABLE PIN OPERATION SOFT START NOISE REDUCTION OF THE ADJUSTABLE ADP7182 CURRENT-LIMIT AND THERMAL OVERLOAD PROTECTION THERMAL CONSIDERATIONS Thermal Characterization Parameter, ΨJB PCB LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE