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ULN2018

UTC
Part Number ULN2018
Manufacturer UTC
Description DRIVER CIRCUIT SPECIAL PURPOSE
Published Apr 21, 2020
Detailed Description UNISONIC TECHNOLOGIES CO., LTD ULN2018 Preliminary LINEAR INTEGRATED CIRCUIT DRIVER CIRCUIT SPECIAL PURPOSE FOR MICR...
Datasheet PDF File ULN2018 PDF File

ULN2018
ULN2018

Overview
UNISONIC TECHNOLOGIES CO.
, LTD ULN2018 Preliminary LINEAR INTEGRATED CIRCUIT DRIVER CIRCUIT SPECIAL PURPOSE FOR MICROWAVE OVEN  DESCRIPTION UTC ULN2018 include 1ch condenser buzzer driver, 4ch relay driver, safety circuit and gate signal detection circuit.
The 4ch relay driver include: 1ch independent Darlington Transistor driver, 1ch main relay driver, 2ch relay driver controlled by safety circuit.
Current capability of each channel driver is 100mA.
Output clamp diode is inserted in each channel to drive inductive load.
 FEATURES * Output current (single output): 100mA (MAX.
) * High sustaining voltage output: 50V (MIN.
) * Output clamp diodes * TTL/CMOS logic level is compatible.
 ORDERING INFORMATION Ordering Number Lead Free Halogen Free ULN2018L-S16-R ULN2018G-S16-R Package SOP-16 SOP-16 Packing Tape Reel  MARKING www.
unisonic.
com.
tw Copyright © 2019 Unisonic Technologies Co.
, Ltd 1 of 5 QW-R140-007.
c ULN2018  PIN CONFIGURATION Preliminary LINEAR INTEGRATED CIRCUIT  PIN DESCRIPTION PIN NO.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 PIN NAME Y DOOR Cap1 B6 B5 B1 BUZ GND VDD BUZZER C1 C3 C5 C6 +5V Cap2 DESCRIPTION Switch of C4/C5/C6 Signal of door Signal input terminal Relay drive Input 6 Relay drive Input 5 Relay drive Input 1 Buzzer drive input Ground Supply power Buzzer drive output Relay drive output 1 Relay drive output 3 Relay drive output 5 Relay drive output 6 5V power supply Connect capacitor for signal rectification UNISONIC TECHNOLOGIES CO.
, LTD www.
unisonic.
com.
tw 2 of 5 QW-R140-007.
c ULN2018  BLOCK DIAGRAM Preliminary LINEAR INTEGRATED CIRCUIT C6 C5 C3 C1 BUZZER VDD 2K 3K B6 Y 2K 2.
7K 7.
2K +5V 10K 1K DOOR B5 2.
7K 7.
2K 3K 2.
7K 7.
2K 3K 4.
7K 330 10K 10K 2K Cap2 Cap1 +5V B1 2.
7K 7.
2K 3K 4.
7K BUZ GND UNISONIC TECHNOLOGIES CO.
, LTD www.
unisonic.
com.
tw 3 of 5 QW-R140-007.
c ULN2018 Preliminary LINEAR INTEGRATED CIRCUIT  ABSOLUTE MAXIMUM RATING (TA=25°C, unless otherwise specified.
) PARAMETER SYMBOL RATI...


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