UNISONIC TECHNOLOGIES CO., LTD A6966 LINEAR INTEGRATED CIRCUIT 5 DOT LED LEVEL METER DESCRIPTION The UTC A6966 is designed for 5 LED level meter driver in 9 lead SIP package. It consists of one input amplifier and five comparators for LED level indication. FEATURES SIP-9 * Low Spurious Noise Operation. * Constant Current Output: IOUT=8mA (Typ.) * Indication Level Steps: 5dB, 5dB, 3dB, 3dB * Wide Operating Supply Voltage Range: VCC = 4~ 12V * Variable Input Amplifier Gain: GV = 0 ~ 20dB *Pb-free plating product number: A6966L ORDERING INFORMATION Order Number Normal Lead Free Plating A6966-G09-T A6966L-G09-T Package Packing SIP-9 Tube A6966L-G09-T (1)Packing Type (2)Package Type (3)Lead Plating www.unisonic.com.tw Copyright © 2005 Unisonic Technologies Co., Ltd (1) T: Tube (2) G09: SIP-9 (3) L: Lead Free Plating, Blank: Pb/Sn 1 of 4 QW-R121-007,A A6966 LINEAR INTEGRATED CIRCUIT BLOCK DIAGRAM VCC 9 VIN V CC IO4 6 IO3 IO2 3 4 IO1 2 1 V CC - 8 IO5 AMP + VREF + C5 1 R5 2 VD + C4 R4 + C3 R3 + C2 - + C1 - R2 R1 GND 7 UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 5 2 of 4 QW-R121-007,A A6966 LINEAR INTEGRATED CIRCUIT ABSOLUTE MAXIMUM RATINGS (Ta = 25℃) PARAMETER SYMBOL RATINGS UNIT Supply Voltage VCC 14 V LED Driving Terminal Voltage VL 15 V 600 mW Power Dissipation PD 4 mW/℃ Derated above Ta = 25℃ Operating Temperature TOPR -20 ~ +85 ℃ Storage Temperature TSTG -40 ~ +150 ℃ Note 1. Absolute maximum ratings are stress ratings only and functional device operation is not implied. The device could be damaged beyond Absolute maximum ratings. 2. The device is guaranteed to meet performance specifications within 0℃~+70℃ operating temperature range and assured by design from -20℃~+85℃. ELECTRICAL CHARACTERISTICS (Ta = 25℃, VCC= 9V, f = 1kHz, unless otherwise specified.) PARAMETER Quiescent Current Output Current Output Leak Current Sensitivity LED Turn-on Input Level SYMBOL IQ IOUT IOUT(OFF) VLD5(ON) D5 D4 D3 D2 D1 TEST CONDITIONS VIN = 0V 5 TYP 3 8 -1 -4 -7.5 -13 -19 230 0 -3 -6 -11 -16 RS = 24kΩ, RF = 100kΩ RS = 24kΩ, RF= 100kΩ IOUT = 1mA UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw MIN MAX 5 10 50 1 -2 -4.5 -9 -13 UNIT mA mA µA mVRMS dB 3 of 4 QW-R121-007,A A6966 LINEAR INTEGRATED CIRCUIT TYPICAL APPLICATION CIRCUIT VCC I RD ICC IO5 CS + VIN 4.7μF 9 IO4 6 IO3 4 IO2 3 IO1 2 1 RS 24kΩ 8 UTC A6966 7 5 RF 100kΩ CF + 0.47μF 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. The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice. UNISONIC TECHNOLOGIES CO., LTD www.unisonic.com.tw 4 of 4 QW-R121-007,A