Datasheet ADP165, ADP166 (Analog Devices)
Fabricante | Analog Devices |
Descripción | Very Low Quiescent Current, 150 mA, LDO Regulator |
Páginas / Página | 23 / 1 — Very Low Quiescent Current,. 150 mA, LDO Regulator. Data Sheet. ADP165/. … |
Revisión | A |
Formato / tamaño de archivo | PDF / 613 Kb |
Idioma del documento | Inglés |
Very Low Quiescent Current,. 150 mA, LDO Regulator. Data Sheet. ADP165/. ADP166. FEATURES. TYPICAL APPLICATION CIRCUITS
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Very Low Quiescent Current, 150 mA, LDO Regulator Data Sheet ADP165/ ADP166 FEATURES TYPICAL APPLICATION CIRCUITS Very low quiescent current ADP165/ADP166 I V V IN = 2.3V OUT = 1.8V Q = 590 nA with 0 µA load 1 VIN VOUT 5 I 1µF 1µF Q = 890 nA with 1 µA load 2 GND Maintains very low quiescent current in dropout (pass through mode) ON 3 EN NC 4 OFF IQ_DROP = 720 nA with 0 µA load
001
I NOTES Q_DROP = 1200 nA with 1 µA load 1. NC = NO CONNECT. NOT CONNECTED INTERNALLY. Stable with 1 µF ± 30% ceramic input and output capacitors
12188- Figure 1. 5-Lead TSOT ADP165/ADP166 with Fixed Output Voltage, 1.8 V
Maximum operating load current (ILOAD_MAX): 150 mA Input voltage range: 2.2 V to 5.5 V ON EN 4 3 GND Low shutdown current: 50 nA typical OFF Low dropout voltage: 120 mV at 150 mA load NC 5 ADP165/ 2 NC Initial output voltage accuracy: ±1% ADP166 VIN = 2.3V V VIN 6 1 OUT = 1.8V VOUT Accuracy over line, load, and temperature: ±3.5% 1µF 1µF 7 fixed output voltage options: 1.2 V to 3.3 V
002
NOTES Adjustable output option can be set from 1.0 V to 4.2 V 1. NC = NO CONNECT. NOT CONNECTED INTERNALLY.
12188-
PSRR: 72 dB at 100 Hz, VOUT = 1.2 V
Figure 2. 6-Lead, 2 mm × 2 mm LFCSP ADP165/ADP166 with Fixed Output
Current-limit and thermal overload protection
Voltage, 1.8 V
Logic control enable ADP165/ADP166 Integrated output discharge resistor 1 2 Three package options V VOUT = 1.8V IN = 2.3V 5-lead TSOT package VIN VOUT A 1µF 1µF 6-lead, 2 mm × 2 mm LFCSP TOP VIEW (Not to Scale) 4-ball, 0.5 mm pitch WLCSP ON EN GND
003
OFF B APPLICATIONS
12188-
Portable and battery-powered equipment
Figure 3. 4-Ball WLCSP ADP165/ADP166 with Fixed Output Voltage, 1.8 V
Post dc-to-dc regulation Portable medical devices Wireless sensor network (WSN) devices GENERAL DESCRIPTION
The ADP165/ADP166 are very low quiescent current, low The ADP165/ADP166 are available in seven fixed output dropout (LDO), linear regulators that operate from 2.2 V to 5.5 V voltage options, ranging from 1.2 V to 3.3 V, and an adjustable and provide up to 150 mA of output current. The low 120 mV output option. The ADP165 also includes a switched resistor to dropout voltage at a 150 mA load improves efficiency and al ows discharge the output automatically when the LDO is disabled. operation over a wide input voltage range. The ADP166 is identical to the ADP165, but it does not include The ADP165/ADP166 are specifical y designed for stable operation the output discharge function. with a tiny 1 µF ± 30% ceramic input and output capacitors to Short-circuit and thermal overload protection circuits prevent meet the requirements of high performance, space constrained damage in adverse conditions. The ADP165/ADP166 are applications. available in a tiny 5-lead TSOT, a 6-lead LFCSP, and a 4-ball, 0.5 mm pitch WLCSP package for the smallest footprint solution to meet a variety of portable power applications.
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Document Outline FEATURES APPLICATIONS TYPICAL APPLICATION CIRCUITS GENERAL DESCRIPTION TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS RECOMMENDED SPECIFICATIONS: INPUT AND OUTPUT CAPACITORS ABSOLUTE MAXIMUM RATINGS THERMAL DATA THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATIONS AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION APPLICATIONS INFORMATION CAPACITOR SELECTION Output Capacitor, COUT Input Bypass Capacitor, CIN Input and Output Capacitor Properties ENABLE FEATURE UNDERVOLTAGE LOCKOUT (UVLO) CURRENT-LIMIT AND THERMAL OVERLOAD PROTECTION THERMAL CONSIDERATIONS PCB LAYOUT CONSIDERATIONS LIGHT SENSITIVITY OF WLCSPs OUTLINE DIMENSIONS ORDERING GUIDE