link to page 4 link to page 4 link to page 4 link to page 4 link to page 4 Data SheetADP1720-EPSPECIFICATIONS VIN = 12 V, IOUT = 100 µA, CIN = COUT = 1 µF, TA = 25°C, unless otherwise noted. Table 1. ParameterSymbolConditionsMinTypMaxUnit INPUT VOLTAGE RANGE V T = –55°C to +125°C 4 28 V IN J OPERATING SUPPLY CURRENT I I = 0 µA 28 µA GND OUT I = 0 µA, V = V + 0.5 V or 4 V (whichever is OUT IN OUT 80 µA greater), T = –55°C to +125°C J I = 100 µA 35 µA OUT I = 100 µA, V = V + 0.5 V or 4 V (whichever is 120 µA OUT IN OUT greater), T = –55°C to +125°C J I = 1 mA 74 µA OUT I = 1 mA, V = V + 0.5 V or 4 V (whichever is 340 µA OUT IN OUT greater), T = –55°C to +125°C J I = 10 mA 300 µA OUT I = 10 mA, V = V + 0.5 V or 4 V (whichever is 900 µA OUT IN OUT greater), T = –55°C to +125°C J 100 µA < I < 50 mA, V = V + 0.5 V or 4 V 1185 2115 µA OUT IN OUT (whichever is greater), T = –55°C to +125°C J SHUTDOWN CURRENT I EN = GND 0.7 µA GND-SD EN = GND, T = –55°C to +125°C 1.7 µA J OUTPUT Fixed Output V I = 100 µA –0.5 +0.5 % OUT OUT Voltage Accuracy 100 µA < I < 50 mA –1 +1 % OUT 100 µA < I < 50 mA, T = –55°C to +125°C –2 +2 % OUT J Adjustable Output1 V I = 100 µA 1.2188 1.2250 1.2311 V OUT OUT Voltage Accuracy 100 µA < I < 50 mA 1.2127 1.2372 V OUT 100 µA < I < 50 mA, T = –55°C to +125°C 1.2005 1.2495 V OUT J Noise (10 Hz to 100 kHz) OUT V = 1.6 V, C = 1 µF 146 µV rms NOISE OUT OUT V = 1.6 V, C = 10 µF 124 µV rms OUT OUT V = 5 V, C = 1 µF OUT OUT 340 µV rms V = 5 V, C = 10 µF OUT OUT 266 µV rms REGULATION Line Regulation ∆V /∆V V = (V + 0.5 V) to 28 V, T = –55°C to +125°C –0.02 +0.02 %/V OUT IN IN OUT J Load Regulation2 ∆V /∆I 1 mA < I < 50 mA 0.001 %/mA OUT OUT OUT 1 mA < I < 50 mA, T = –55°C to +125°C 0.005 %/mA OUT J DROPOUT VOLTAGE3 V I = 10 mA 55 mV DROPOUT OUT I = 10 mA, T = –55°C to +125°C 105 mV OUT J I = 50 mA 275 mV OUT I = 50 mA, T = –55°C to +125°C 480 mV OUT J START-UP TIME4 t 200 µs START-UP CURRENT LIMIT THRESHOLD5 I 55 90 140 mA LIMIT THERMAL CHARACTERISTICS Thermal Shutdown TS T rising 150 SD J °C Threshold Thermal Shutdown TS 15 SD-HYS °C Hysteresis EN CHARACTERISTICS EN Input Logic High V 4 V ≤ V ≤ 28 V 1.8 V IH IN Logic Low V 4 V ≤ V ≤ 28 V 0.4 V IL IN Leakage Current V EN = GND 0.1 1 µA I-LEAKAGE EN = IN 0.5 1 µA ADJ INPUT BIAS CURRENT ADJ 30 100 nA I-BIAS (ADP1720-EP ADJUSTABLE) Rev. A | Page 3 of 12 Document Outline Features Enhanced Product Features Applications Typical Application Circuits General Description Revision History Specifications Absolute Maximum Ratings Thermal Resistance ESD Caution Pin Configurations and Function Descriptions Typical Performance Characteristics Applications Information Thermal Considerations Outline Dimensions Ordering Guide