The TC78H621FNG is a dual-bridge driver IC which incorporates
DMOS in output transistors.
The TC78H621FNG is capable of driving 2 DC brushed motors or 1
stepping motor.

Features
• Power supply voltage for motor : VM=18 V(Max)
• Power supply voltage for control : VCC=6 V(Max)
• Output current : IOUT=1.1 A(Max)
• Output ON resistance : Ron(upper and lower sum)=0.8 Ω(Typ.)
• Internal pull-down resistors on inputs : 200 kΩ(Typ.)
• Built-in over current detection(ISD), thermal shutdwon(TSD) circuit, and under voltage lockout(UVLO) circuit.
• Small package : P-TSSOP16-0505-0.65-001
• Built-in cross conduction protection circuit