E-L6258E STMicroelectronics, E-L6258E Datasheet - Page 11

• Manufacturer Part Number: E-L6258E
• Description: IC MOTOR DRIVER UNIV 36-PWRSOIC
• Manufacturer: STMicroelectronics
• Type: DMOS Dual Full Bridge Driverr

Specifications of E-L6258E

• Applications: DC Motor Driver, Stepper Motor Driver
• Number Of Outputs: 2/1
• Current - Output: 1.2A
• Voltage - Load: 12 V ~ 40 V
• Voltage - Supply: 4.75 V ~ 5.25 V
• Mounting Type: Surface Mount
• Package / Case: 36-PowerSOIC
• Package Type: PowerSO
• Operating Supply Voltage (min): 12V
• Operating Supply Voltage (typ): 34V
• Operating Supply Voltage (max): 40V
• Current, Output, High Level: 1.5 A
• Temperature, Operating, Maximum: 150 °C
• Voltage, Input, High Level: 7 V
• Voltage, Input, Low Level: –0.3 V
• Voltage, Supply: 45 V
• Operating Supply Voltage: 12 V to 40 V
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Operating Temperature: -
• Lead Free Status / Rohs Status: Compliant

L6258E
2.1
Reference voltage
The voltage applied to VREF pin is the reference for the internal DAC and, together with the
sense resistor value, defines the maximum current into the motor winding according to the
following relation:
where R
Figure 4.
s
= sense resistor value
OUTA
OUTB
OUTA
OUTB
OUTA
OUTB
Iload
Iload
Iload
Power bridge configuration
0
0
0
IN_A
I
MAX
Doc ID 8688 Rev 9
T1
OUT_A
T3
=
0.5
----------------------------- -
LOAD
⋅
R
V
V
S
S
REF
OUT_B
=
T2
T4
---- -
FI
1
⋅
V
------------- -
R
REF
S
IN_B
Functional description
D97IN624
Fig. 1A
Fig. 1B
Fig. 1C
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