NJM2672

NJM2672 www.DataSheet4U.com DUAL H-BRIDGE DRIVER ■ GENERAL DESCRIPTION ■ PACKAGE OUTLINE NJM2672 is a dual H-bridge driver, it consists of a LS-TTL compatible logic input stage and pair of H-bridges with a protection diode. The maximum output current is 500mA per channel. NJM2672 is able to make up pulse input stepper motor system when using with translator NJU7380. NJM2672D ■ FEATURES 4V to 45V Operating Voltage Maximum Output Current 500mA Internal Thermal Shutdown Circuit Dead Band Protector Specially matched to Translator (Stepping motor controller ) NJU7380 Package DIP18 ■ BLOCK DIAGRAM Vcc E1 Phase1 Dis1 Logic MA1 MB1 VMM1 TSD VMM2 Phase2 Dis2 MB2 Logic MA2 GND E2 -1- NJM2672 www.DataSheet4U.com ■ PIN CONFIGURATION 1 18 2 17 3 16 4 15 5 14 6 13 1.VMM2 2.MB2 3.E2 4.MA2 5.Power GND 6.MA1 7.E1 8.MB1 9.VMM1 10.GND 11.Phase1 12.Dis1 13.VCC 14.NC 15.NC 16.Dis2 17.Phase2 18.GND 7 12 8 11 9 10 ■ ABSOLUTE MAXIMUM RATINGS PARAMETER Voltage Motor Supply Logic Supply Logic Inputs Current Motor Output Current Logic Input Cuurent Temperature Operating Temperature Storage Temperature Total Power Dissipation DIP18 Package SYMBOL VMM VCC VIN IOUT IL Topr Tstg PD RATINGS 45 VCC -0.3 ∼ 7 500 -10 -40 ∼ 85 -55 ∼150 1.3 UNIT V V V mA mA °C °C W (Ta=25°C) NOTE Device itself -2- NJM2672 www.DataSheet4U.com ■ RECOMMENDED OPERATING CONDITIONS PARAMETER Motor Supply Logic Supply Maximum Output Current SYMBOL VMM VCC IOUT RATINGS 4 ∼ 40 4.75 ∼ 5.25 3...