LB1268 AIC | Alldatasheet
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3-Channel High-Current Low-Saturation Driver Analog Integrations Corporation 4F, 9, Industry E. 9th Rd, Science Based Industrial Park, Hsinchu Taiwan, ROC www.analog.com.tw DS-1268-00 TEL: 886-3-5772500 FAX: 886-3-5772510 1 n FEATURES l 3-Channel Magnet Driver. l High Current (2.0A Max.) and Low Saturation Voltage (1.5V). l Parallel Operation Capability (Channel 1+2). l On-Chip Spark Killer Diodes. n ABSOLUTE MAXIMUM RATINGS (at Ta=25°C) UNIT Maximum Supply Voltage VCC max 8.0 V Output Supply Voltage VOUT 10.0V Input Supplly Voltage VIN 12.0V Output Current IOUT1 TON≤ 50mS, Duty=20% Solenoid Drive Channel (ch1,2) 1.0A IOUT2 TON≤ 50mS, Duty=5% Motor Drive Channel (ch3) 2.5A Spark Killer Diode Forward Current IFSM1 T≤ 5mS, Duty=5%, Solenoid Drive Channel (ch1,2) 1.0A IFSM2 T≤ 5mS, Duty=5%, Motor Drive Channel (ch3) 2.5A VCC Instantaneous Flow-out Current ICCP T≤ 5mS, Duty=5% 3.0A GND Flow-out Current IGND T≤ 50mS, Duty=20% 3.0A Allowable Power Dissipation PDMAX 785mW Operating Temperature TOPG -20 ~ +75°C Storage Temperature TSTG -65 ~ +150°C n ALLOWABLE OPERATING CONDITIONS (at Ta=25°C) Supply Voltage VCC 3.0 ~ 7.0V Input “H” Level Voltage VIH IOUT=300mA 3.0 ~ 11.0V Input “L” Level Voltage VIL IOUT≤ 100µA -0.3 ~ +0.7V
(PLASTIC DIP) PIN CONFIGURATION TOP VIEW OUT3 OUT1 IN2 IN3 GND OUT2 VCC IN1 1 PACKAGE TYPE N: PLASTIC DIP TEMPERATURE C: 0°C~+70°C n ELECTRICAL CHARACTERISTICS (Ta=25°C) PARAMETER TEST CONDITIONS SYMBOL MIN. TYP. MAX. UNIT Output Voltage VIN=4.5V, VCC=5.0V, IOUT=500mA (ch1,2) VOH1 0.44 0.65 V VIN=6.0V, VCC=7.0V, IOUT=1000mA (ch1,2) VOH2 0.88 1.4 V VIN=6.0V, VCC=7.0V, IOUT=1600mA (ch1,2 parallel) VOH3 1.4 V VIN=3.0V, VCC=3.0V, IOUT=300mA (ch3) VOH4 0.19 0.25 V VIN=4.5V, VCC=5.0V, IOUT=1000mA (ch3) VOH5 0.5 0.7 V VIN=6.0V, VCC=7.0V, IOUT=2000mA (ch3) VOH6 1.0 1.5 V Input Current VIN=6.0V (ch1,2) IIN1 1.0 mA VIN=6.0V (ch3) IIN2 2.0 mA Power Source + Output Leak- age Current VIN=0.5V, VOUT=VCC=6.0V IOFF 30 µA Spark Killer Diode Forward Voltage IF=1000mA (ch1,2) VF1 3.0 V IF=2000mA (ch3) VF2 3.0 V Output Sustain Voltage IOUT=400mA VO(SUS) 10 V
3.4K 2K2K 240 240 6.8K 30K30K 6.8K TR6 TR5 TR4 TR3 TR2 TR1 OUT2OUT1 OUT3 VCC GND D3D2D1 IN1 IN2 IN3 -20 0 20 40 60 800 200 400 600 800 900 785 Allowable Power Dissipation vs Temperature PDMAX(mW) Ambient Temperature (°C) n PHYSICAL DIMENSIONS l 8 LEAD PLASTIC DIP (unit: mm) SYMBOL MIN MAX A1 0.381 — A2 2.92 4.96 b 0.35 0.56 C 0.20 0.36 D 9.01 10.16 E 7.62 8.26 E1 6.09 7.12 e 2.54 (TYP) eB — 10.92b e L eB E C D L 2.92 3.81