E-L6207D STMicroelectronics, E-L6207D Datasheet - Page 10

IC DRVR FULL BRIDGE DUAL 24-SOIC

E-L6207D

Manufacturer Part Number
E-L6207D
Description
IC DRVR FULL BRIDGE DUAL 24-SOIC
Manufacturer
STMicroelectronics
Type
H Bridger
Datasheet

Specifications of E-L6207D

Input Type
Non-Inverting
Number Of Outputs
4
On-state Resistance
300 mOhm
Current - Output / Channel
2.8A
Current - Peak Output
5.6A
Voltage - Supply
8 V ~ 52 V
Operating Temperature
-25°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
24-SOIC (7.5mm Width)
Operating Current
10mA
Operating Temperature Classification
Automotive
Package Type
SO
Operating Supply Voltage (min)
8V
Operating Supply Voltage (typ)
48V
Operating Supply Voltage (max)
52V
Operating Supply Voltage
6.5 V
Supply Current
50 mA
Mounting Style
SMD/SMT
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
497-4571-5
L6207
Figure 8. Output Current Regulation Waveforms
Figure 9 shows the magnitude of the Off Time t
culated from the equations:
where R
Therefore:
These values allow a sufficient range of t
The capacitor value chosen for C
Rise Time t
monostable is triggered. Therefore, the on time t
10/23
R
V
t
t
20K
0.47nF C
t
t
t
V
SENSE
SENSE
I
RCFALL
OFF
DT
OFF(MIN)
OFF(MAX)
OUT
V
REF
2.5V
OFF
V
ON
OFF
5V
REF
0
RC
= 1µs (typical value)
= t
RCRISE
and C
RCFALL
= 0.6 · R
R
SYNCHRONOUS RECTIFICATION
= 6.6µs
D02IN1351
OFF
= 6ms
OFF
OFF
will only be an issue if the capacitor is not completely charged before the next time the
+ t
100K
OFF
are the external component values and t
100nF
DT
= 0.6 · R
· C
OFF
OFF
OFF
also affects the Rise Time t
· C
OFF
OFF
B
to implement the drive circuit for most motors.
+ t
OFF
Slow Decay
t
ON
RCFALL
DT
1 s t
t
1 s t
t
versus C
RCRISE
, which depends by motors and supply parameters, has to
OFF
C
BLANK
DT
OFF
D
DT
and R
RCRISE
t
is the internally generated Dead Time with:
ON
A
OFF
of the voltage at the pin RCOFF. The
B
values. It can be approximately cal-
Slow Decay
t
RCFALL
1 s t
t
1 s t
t
RCRISE
OFF
C
BLANK
DT
D

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