L6225 DMOS DUAL FULL BRIDGE DRIVER OPERATING SUPPLY VOLTAGE FROM 8 TO 52V 2.8A OUTPUT PEAK CURRENT (1.4A DC) R 0.73 TYP. VALUE T = 25 C DS(ON) j OPERATING FREQUENCY UP TO 100KHz NON DISSIPATIVE OVERCURRENT PowerSO20 PowerDIP20 SO20 PROTECTION (16+2+2) (16+2+2) PARALLELED OPERATION CROSS CONDUCTION PROTECTION ORDERING NUMBERS: L6225N (PowerDIP20) THERMAL SHUTDOWN L6225PD (PowerSO20) UNDER VOLTAGE LOCKOUT L6225D (SO20) INTEGRATED FAST FREE WHEELING DIODES TYPICAL APPLICATIONS BIPOLAR STEPPER MOTOR BCD technology, which combines isolated DMOS DUAL OR QUAD DC MOTOR Power Transistors with CMOS and bipolar circuits on the same chip. Available in PowerDIP20 (16+2+2), DESCRIPTION PowerSO20 and SO20(16+2+2) packages, the The L6225 is a DMOS Dual Full Bridge designed for L6225 features a non-dissipative protection of the motor control applications, realized in MultiPower- high side PowerMOSFETs and thermal shutdown. BLOCK DIAGRAM VBOOT V BOOT VS A V V BOOT BOOT CHARGE VCP PUMP OVER OCD CURRENT A DETECTION OUT1 A OUT2 A 10V 10V THERMAL PROTECTION EN GATE A LOGIC IN1 A SENSE A IN2 A 10V VOLTAGE REGULATOR 5V BRIDGE A OVER CURRENT OCD VS B B DETECTION OUT1 B OUT2 B GATE EN B LOGIC SENSE B IN1 B IN2 BRIDGE B B D99IN1091A September 2003 1/20L6225 ABSOLUTE MAXIMUM RATINGS Symbol Parameter Test conditions Value Unit V Supply Voltage V = V = V 60 V S SA SB S V Differential Voltage between V = V = V = 60V 60 V OD SA SB S VS , OUT1 , OUT2 , SENSE and V = V = GND A A A A SENSEA SENSEB VS , OUT1 , OUT2 , SENSE B B B B V Bootstrap Peak Voltage V = V = V V + 10 V BOOT SA SB S S V ,V Input and Enable Voltage Range -0.3 to +7 V IN EN V Voltage Range at pins SENSE -1 to +4 V SENSEA, A V and SENSE SENSEB B I Pulsed Supply Current (for each V = V = V 3.55 A S(peak) SA SB S V pin), internally limited by the S t < 1ms PULSE overcurrent protection I RMS Supply Current (for each V = V = V 1.4 A S SA SB S V pin) S T , T Storage and Operating -40 to 150 C stg OP Temperature Range RECOMMENDED OPERATING CONDITIONS Symbol Parameter Test Conditions MIN MAX Unit V Supply Voltage V = V = V 852 V S SA SB S V Differential Voltage Between V = V = V 52 V OD SA SB S VS , OUT1 , OUT2 , SENSE and A A A A V = V SENSEA SENSEB VS , OUT1 , OUT2 , SENSE B B B B V Voltage Range at pins SENSE (pulsed t < t ) -6 6 V SENSEA, A W rr -1 1 V V and SENSE (DC) SENSEB B I RMS Output Current 1.4 A OUT T Operating Junction Temperature -25 +125 C j f Switching Frequency 100 KHz sw 2/20