UNISONIC TECHNOLOGIES CO., LTD UR133/A

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1 UNISONIC TECHNOLOGIES CO., LTD 300/500mA LOW DROPOUT LINEAR VOLTAGE REGULATORS DESCRIPTION SOT-23 (EIAJ SC-59) SOT-223 The UTC are 300/500mA fixed output voltage low dropout linear regulators. Wide range of available output voltage fits most of applications. Built-in output current-limiting most thermal-limiting provide maximal protection against any fault conditions. 1 1 FEATURES SOT-89 TO-92 *Guaranteed 300/500mA output current *Input voltage range up to 12V *Extremely tight load regulation *Fast transient response *Current-limiting and Thermal-limiting *Three-terminal adjustable or fixed 1.5V, 1.8V, 2.2V, 2.5V, 2.7V, 2.8V, 2.9V,3.0V, 3.3V, 3.5V, 3.6V, 3.7V, 4.7V, 5.0V ORDERING INFORMATION Ordering Number Lead Free Halogen Free Package UR133 L-xx-AA3- - UR133 G-xx-AA3- - SOT-223 UR133 L-xx-AB3- - UR133 G-xx-AB3- - SOT-89 UR133 L-xx-T92- - UR133 G-xx-T92- - TO-92 UR133 L-xx-T92- - UR133 G-xx-T92- - TO-92 Pin Assignment A: GOI B: OGI C: GIO D: IGO UR133 L-xx-AE3- - UR133 G-xx-AE3- - SOT-23 1: GIO 3: GOI 5: OGI 6: IGO Note: 1. : Current code: Blank: 300mA A: 500mA 2. Pin assignment: I:V IN (Positive Power Input) O:V OUT (Output) G:GND(Ground/Adjustable) 3. xx: Output Voltage, refer to Marking Information Packing R: Tape Reel B: Tape Box K: Bulk R: Tape Reel 1 of 8 Copyright 2018 Unisonic Technologies Co., Ltd

2 MARKING INFORMATION PACKAGE VOLTAGE CODE PIN CODE PIN 1 PIN 2 PIN 3 MARKING SOT-223 SOT-23 15:1.5V 18:1.8V 22:2.2V 25:2.5V 27:2.7V 28:2.8V A G O I B O G I C G I O D I G O A O G I B G O I C I G O Pin Code Voltage Code XX L: Lead Free G: Halogen Free Date Code SOT-89 29:2.9V 30:3.0V 33:3.3V 35:3.5V 36:3.6V 37:3.7V 47:4.7V D G I O A G O I B O G I C G I O D I G O Date Code XX XX Voltage Code Pin Code L: Lead Free G: Halogen Free 50:5.0V A G O I TO-92 AD:ADJ B O G I C G I O D I G O UNISONIC TECHNOLOGIES CO., LTD 2 of 8

3 ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL RATINGS UNIT Input Voltage V IN V IN -0.3 ~ +12 V SOT mw Power Dissipation SOT mw P D SOT mw TO mw Operating Temperature T OPR -40 ~ +85 C Storage Temperature T STG -65 ~ +150 C Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied. THERMAL DATA PARAMETER SYMBOL RATINGS UNIT SOT C/W SOT C/W Junction to Ambient θ JA SOT C/W TO C/W ELECTRICAL CHARACTERISTICS (T A =25 C, C IN =1μF, C OUT =10μF, unless otherwise specified) For -1.5V, 1.8V, 2.2V, 2.5V, 2.7V, 2.8V, 2.9V, 3.0V PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT V V V Output Voltage- V OUT I L =2mA, V IN- V OUT =1.4V V V V V V Dropout Voltage UR133 I L =300mA V D (note 4,5) I L =500mA 1.5 V Line Regulation V OUT I L =2mA, V IN -V OUT =2V ~ V IN =9V 0.5 %V OUT Load Regulation (Note 2) UR133 I L =2mA ~ 300mA, V IN -V OUT =2V mv V OUT I L =2mA ~ 500mA, V IN -V OUT =2V mv Current Limit (Note 3) UR ma I LIMIT V IN -V OUT =2V, V OUT =0V 550 ma Standby Current I ST-BY I L =0, V IN =9V 5.0 ma Output Voltage Temperature Coefficient PPM/ C UNISONIC TECHNOLOGIES CO., LTD 3 of 8

4 ELECTRICAL CHARACTERISTICS (Cont.) For -ADJ 3.3V, 3.5V, 3.6V, 3.7V, 4.7V, 5.0V PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT ADJUSTABLE (R1=120Ω, R2=200Ω, V OUT =3.3V) Reference Voltage V REF V IN -V OUT =2V, I L =2mA V V V Output Voltage- V OUT I L =2mA, V IN -V OUT =1.4V V V V V UR133 I L =300mA V D Dropout Voltage I L =500mA 1.3 V (Notes 4, 5) UR133-ADJ I L =300mA V D -ADJ I L =500mA 1.5 V Line Regulation V OUT I L =2mA, V IN -V OUT =2V ~ V IN =12V 0.5 %V OUT Load Regulation UR133 I L =2mA ~ 300mA, V IN -V OUT =2V mv V OUT (Note 2) I L =2mA ~ 500mA, V IN -V OUT =2V mv UR ma Current Limit (Note 3) I LIMIT V IN -V OUT =2V, V OUT =0V 550 ma Standby current I ST-BY I L =0, V IN =12V 5.0 ma Adjust Pin Current I ADJ V IN =12V 120 μa Adjust Pin Current UR133 V IN =2.75V~12V,I L =1mA~300mA 5 μa I ADJ Change V IN =2.75V~12V,I L =1mA~500mA 5 μa Output Voltage Temperature Coefficient PPM/ C Note 1: Guaranteed by design. Note 2: Regulation is measured at constant junction temperature, using pulsed ON time. Note 3: Current Limit is measured at constant junction temperature, using pulsed ON time. Note 4: Dropout is measured at constant junction temperature, using pulsed ON time, and the criterion is V OUT inside target value±2%. Note 5: Dropout test is skipped at the condition of V IN <3V. UNISONIC TECHNOLOGIES CO., LTD 4 of 8

5 TYPICAL APPLICATION CIRCUIT V IN V IN UTC V OUT V OUT C I 1μF + + C O 10μF GND APPLICATION INFORMATION A 10μF (or larger) capacitor is recommended between V OUT and GND for stability. The part may oscillate without the capacitor. Any type of capacitor can be used, but not Aluminum electrolytics when operating below -25. The capacitance may be increased without limit. A 1μF capacitor (or larger) should be placed between V IN to GND. ADJUSTABLE V IN V IN UTC V OUT V OUT + + 1uF ADJ V REF R 1 10uF I ADJ R 2 C R + 10uF C R :10uF to improve ripple rejection V OUT =V REF (1+R 2 /R 1 )+I ADJ *R 2 UNISONIC TECHNOLOGIES CO., LTD 5 of 8

6 TYPICAL CHARACTERISTICS UNISONIC TECHNOLOGIES CO., LTD 6 of 8

7 TYPICAL CHARACTERISTICS (Cont.) UNISONIC TECHNOLOGIES CO., LTD 7 of 8

8 UTC assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all UTC products described or contained herein. UTC products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. UTC reserves the right to make changes to information published in this document, including without limitation specifications and product descriptions, at any time and without notice. This document supersedes and replaces all information supplied prior to the publication hereof. UNISONIC TECHNOLOGIES CO., LTD 8 of 8

UNISONIC TECHNOLOGIES CO., LTD

UNISONIC TECHNOLOGIES CO., LTD LOW DROP FIXED AND ADJUSTABLE POSITIE OLTAGE REGULATORS DESCRIPTION The UTC is a low dropout, 3-terminal positive voltage regulator designed to provide output current up