L6258EP_07 STMICROELECTRONICS [STMicroelectronics], L6258EP_07 Datasheet - Page 8

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L6258EP_07

Manufacturer Part Number
L6258EP_07
Description
PWM controlled high current DMOS universal motor driver
Manufacturer
STMICROELECTRONICS [STMicroelectronics]
Datasheet
Block diagram
8/32
Table 4.
TRANSISTORS
CONTROL LOGIC
SENSE AMPLIFIER
Parameter
V
V
V
ΔT
V
R
V
ref
V
V
V
ref1
I
I
V
DD(off)
I
V
FI =
S(on)
S(off)
T
V
V
BOOT
Sense
f
ds(on)
I
S(off)
DSS
I
offset
V
I
/V
in(H)
osc
in(L)
DD
V
I
SD-H
dis
ref
DD
SD
in
FS
cm
S
sense
f
/
ref2
Supply voltage
Logic supply voltage
Storage voltage
Max drop across sense
resistor
Power off reset
Power off reset
V
V
V
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
current
PWM loop transfer
ratio
DAC full scale
precision
Current loop offset
DAC factor ratio
lnput common mode
voltage range
Electrical characteristics
(V
S
S
DD
ref
S
quiescent current
quiescent current
terminal input
operative current
= 40V; V
Description
(1)
(2)
DD
= 5V; T
Both bridges ON, no load
V
V
Normalized @ full scale
j
ref
= 25°; unless otherwise specified.)
ref
Both bridges OFF
= 2.5V I
Test condition
= 2.5V I
V
Off threshold
Off threshold
C
0 < V
S
OFF State
V
Operating
FREF
All Inputs
All inputs
ON state
= 12 to 40V
If =1.0A
ref
value
= 1.25
in
0
0
= 1nF
/I
/I
< 5V
1
1
/I
/I
2
2
/I
/I
3
3
= H
= L
V
Min.
-150
4.75
12.5
1.23
-0.7
-10
-40
3.3
12
S
-2
-2
2
0
6
0
+6
Typ.
150
0.6
25
15
1
2
V
V
Max.
+150
5.25
1.25
18.5
1.34
0.75
V
S
500
+10
+40
S
7.2
4.1
1.4
0.8
2.5
40
15
+2
15
+0.7
7
5
+12
DD
L6258EP
Unit
KHz
mA
mA
mA
mV
μA
μA
μA
μA
°C
°C
W
%
V
V
V
V
V
V
V
V
V
V
V
V

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