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STMicroelectronics Electronic Components Datasheet

L6225 Datasheet

DMOS DUAL FULL BRIDGE DRIVER

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L6225 pdf
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L6225
DMOS DUAL FULL BRIDGE DRIVER
s OPERATING SUPPLY VOLTAGE FROM 8 TO 52V
s 2.8A OUTPUT PEAK CURRENT (1.4A DC)
s RDS(ON) 0.73TYP. VALUE @ Tj = 25 °C
s OPERATING FREQUENCY UP TO 100KHz
s NON DISSIPATIVE OVERCURRENT
PROTECTION
s PARALLELED OPERATION
s CROSS CONDUCTION PROTECTION
s THERMAL SHUTDOWN
s UNDER VOLTAGE LOCKOUT
s INTEGRATED FAST FREE WHEELING DIODES
TYPICAL APPLICATIONS
s BIPOLAR STEPPER MOTOR
s DUAL OR QUAD DC MOTOR
DESCRIPTION
The L6225 is a DMOS Dual Full Bridge designed for
motor control applications, realized in MultiPower-
BLOCK DIAGRAM
PowerDIP20
(16+2+2)
PowerSO20
SO20
(16+2+2)
ORDERING NUMBERS:
L6225N (PowerDIP20)
L6225PD (PowerSO20)
L6225D (SO20)
BCD technology, which combines isolated DMOS
Power Transistors with CMOS and bipolar circuits on
the same chip. Available in PowerDIP20 (16+2+2),
PowerSO20 and SO20(16+2+2) packages, the
L6225 features a non-dissipative protection of the
high side PowerMOSFETs and thermal shutdown.
VBOOT
VCP
VBOOT
CHARGE
PUMP
OCDA
ENA
IN1A
IN2A
THERMAL
PROTECTION
VOLTAGE
REGULATOR
10V
5V
ENB
IN1B
IN2B
OCDB
OVER
CURRENT
DETECTION
GATE
LOGIC
OVER
CURRENT
DETECTION
GATE
LOGIC
VBOOT
10V
September 2003
VBOOT
VSA
OUT1A
OUT2A
10V
SENSEA
BRIDGE A
BRIDGE B
D99IN1091A
VSB
OUT1B
OUT2B
SENSEB
1/20


STMicroelectronics Electronic Components Datasheet

L6225 Datasheet

DMOS DUAL FULL BRIDGE DRIVER

No Preview Available !

L6225 pdf
L6225
ABSOLUTE MAXIMUM RATINGS
Symbol
Parameter
Test conditions
VS Supply Voltage
VSA = VSB = VS
VOD
VBOOT
VIN,VEN
VSENSEA,
VSENSEB
Differential Voltage between
VSA = VSB = VS = 60V;
VSA, OUT1A, OUT2A, SENSEA and VSENSEA = VSENSEB = GND
VSB, OUT1B, OUT2B, SENSEB
Bootstrap Peak Voltage
VSA = VSB = VS
Input and Enable Voltage Range
Voltage Range at pins SENSEA
and SENSEB
IS(peak)
Pulsed Supply Current (for each VSA = VSB = VS;
VS pin), internally limited by the tPULSE < 1ms
overcurrent protection
IS RMS Supply Current (for each VSA = VSB = VS
VS pin)
Tstg, TOP Storage and Operating
Temperature Range
Value
60
60
VS + 10
-0.3 to +7
-1 to +4
3.55
1.4
-40 to 150
Unit
V
V
V
V
V
A
A
°C
RECOMMENDED OPERATING CONDITIONS
Symbol
VS
VOD
VSENSEA,
VSENSEB
IOUT
Tj
fsw
Parameter
Test Conditions
Supply Voltage
VSA = VSB = VS
Differential Voltage Between
VSA = VSB = VS;
VSA, OUT1A, OUT2A, SENSEA and VSENSEA = VSENSEB
VSB, OUT1B, OUT2B, SENSEB
Voltage Range at pins SENSEA (pulsed tW < trr)
and SENSEB
(DC)
RMS Output Current
Operating Junction Temperature
Switching Frequency
MIN
MAX
Unit
8 52 V
52 V
-6 6 V
-1 1 V
1.4 A
-25
+125
°C
100 KHz
2/20


Part Number L6225
Description DMOS DUAL FULL BRIDGE DRIVER
Maker ST Microelectronics
Total Page 20 Pages
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L6225 pdf
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