E-L6258EA STMICROELECTRONICS [STMicroelectronics], E-L6258EA Datasheet - Page 9

• Manufacturer Part Number: E-L6258EA
• Description: PWM controlled high current DMOS universal motor driver
• Manufacturer: STMICROELECTRONICS [STMicroelectronics]

L6258EA
Table 4.
1. Chopping frequency is twice fosc value.
2. This is true for all the logic inputs except the disable input.
3. If T
TRANSISTORS
CONTROL LOGIC
SENSE AMPLIFIER
ERROR AMPLIFIER
Parameter
V
V
ΔT
R
ref
V
then V
V
ref1
GBW
V
I
FI =
T
V
V
f
ds(on)
SR
DSS
I
offset
I
G
I
/V
in(H)
osc
in(L)
V
I
SD-H
dis
inp
ref
SD
in
FS
cm
j
V
sense
f
/
is inside the range -40 to -10°C then V
ref2
ref
max is 2.5V.
Shut down hysteresis
Thermal shutdown
Triangular oscillator
frequency
Leakage current
On resistance
Flywheel diode voltage
lnput voltage
Input voltage
Input current
Disable pin input current
Reference voltage
V
PWM loop transfer ratio
DAC full scale precision
Current loop offset
DAC factor ratio
lnput common mode
voltage range
Input bias
Open loop voltage gain
Output slew rate
Gain bandwidth product
Electrical characteristics (continued)
(V
ref
S
terminal input current
= 40V; V
Description
(1)
(2)
DD
= 5V; T
j
= 25°; unless otherwise specified.)
ref
V
V
Normalized @ full scale
V
ref
ref
max is 2V+0.5V·(T
ref
T
= 2.5V I
Test condition
= 2.5V I
sense1/sense2
= 2V I
j
C
0 < V
= -40 to 125°C
OFF State
V
Open loop
Operating
FREF
All Inputs
All inputs
ON state
If =1.0A
ref
value
0
= 1.25
in
/I
0
0
= 1nF
/I
1
/I
< 5V
/I
1
1
/I
2
/I
/I
2
2
/I
3
/I
j
3
3
= H;
+ 40°C)/30°C. If T
= H
= L
Min.
-150
-200
12.5
1.23
-0.7
-10
-30
-60
-2
-2
2
0
0
j
is greater than -10°C
Typ.
150
400
0.6
0.2
25
15
70
1
2
Block diagram
V
Max.
+150
18.5
0.75
1.34
V
S
+10
+30
500
+60
1.4
0.8
+2
(3)
+0.7
5
0
DD
Unit
V/μs
KHz
kHz
mV
mV
°C
°C
μA
μA
μA
μA
μA
dB
W
%
V
V
V
V
V
V
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