L6235QTR STMicroelectronics, L6235QTR Datasheet - Page 7

• Manufacturer Part Number: L6235QTR
• Description: Motor / Motion / Ignition Controllers & Drivers DMOS 3-Phase Brushless DC Motor
• Manufacturer: STMicroelectronics

Specifications of L6235QTR

• Product Category: Motor / Motion / Ignition Controllers & Drivers
• Rohs: yes

L6235Q
Table 4.
1. Tested at 25 °C in a restricted range and guaranteed by characterization.
2. See
3. Measured applying a voltage of 1 V to pin SENSE and a voltage drop from 2 V to 0 V to pin V
4. See
PWM comparator and monostable
Tacho monostable
Over current detection e protection
t
I
t
Symbol
OCD(OFF)
t
RCPULSE
R
OCD(ON)
I
R
t
ON(MIN)
t
V
t
RCOFF
BLANK
PULSE
t
I
t
I
PROP
TACHO
t
RISE
FALL
sover
OPDR
BIAS
I
t
f
offset
OFF
OH
DT
CP
Figure
Figure
3.
4.
Output rise time
Output fall time
Dead time protection
Charge pump frequency
Source current at pin RC
Offset voltage on sense comparator
Turn OFF propagation delay
Internal blanking time on SENSE
comparator
Minimum ON time
PWM recirculation time
Input bias current at pins VREF
VREF
Source current at pin RCPULSE
Monostable of time
Open drain ON resistance
Supply overcurrent protection
threshold
Open drain ON resistance
OCD high level leakage current
OCD turn-on delay time
OCD turn-off delay time
Electrical characteristics (continued)
B
Parameter
(2)
(2)
(4)
(4)
OFF
(3)
A
and
Doc ID 018997 Rev 2
I
I
Tj = -25 °C to 125 °C (7)
V
V
R
R
V
R
R
-25 °C<Tj <125 °C
I = 4 mA
V
I = 4 mA; CEN < 100 pF
I = 4 mA; CEN < 100 pF
LOAD
LOAD
PUL
PUL
RCOFF =
REF
OFF
OFF
RCPULSE
DIAG
= 20 kΩ; C
= 100 kΩ; C
= 0.5 V
= 20 kΩ; C
= 100 kΩ; C
=2.5 A, resistive load
=2.5 A, resistive load
= 5 V
Test condition
2.5 V
= 2.5 V
PUL
OFF
PUL
OFF
=1 nF
= 1 nF
=1 nF
= 1 nF
Electrical characteristics
REF
Min.
0.5
3.5
3.5
4.0
40
40
.
Typ. Max.
500
200
100
0.6
5.5
1.5
5.5
5.6
±5
13
61
12
60
40
40
1
1
1
250
250
7.1
10
60
60
1
2
MHz
Unit
mA
mV
mA
µA
µA
ns
ns
µs
ns
µs
µs
µs
µs
µs
µs
ns
ns
Ω
Ω
A
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