Datasheet

7/25
L6229
(6) Tested at 25°C in a restricted range and guaranteed by characterization.
(7) See Fig. 4.
(8) Measured applying a voltage of 1V to pin SENSE and a voltage drop from 2V to 0V to pin VREF.
(9) See Fig. 5.
Figure 4. Switching Characteristic Definition
Figure 5. Overcurrent Detection Timing Definition
Symbol Parameter Test Conditions Min Typ Max Unit
t
PULSE
Monostable of Time R
PUL
= 20kΩ ; C
PUL
=1nF 12 µs
R
PUL
= 100kΩ ; C
PUL
=1nF 60 µs
R
TACHO
Open Drain ON Resistance 40 60 Ω
Over Current Detection & Protection
I
SOVER
Supply Overcurrent Protection
Threshold
T
J
= -25 to 125°C
(6)
2 2.8 3.55 A
R
OPDR
Open Drain ON Resistance I
DIAG
= 4mA 40 60 Ω
I
OH
OCD high level leakage current V
DIAG
= 5V 1 µA
t
OCD(ON)
OCD Turn-ON Delay Time
(9)
I
DIAG
= 4mA; C
DIAG
< 100pF 200 ns
t
OCD(OFF)
OCD Turn-OFF Delay Time
(9)
I
DIAG
= 4mA; C
DIAG
< 100pF 100 ns
Table 6. Electrical Characteristics (continued)
(V
S
= 48V , T
amb
= 25 °C , unless otherwise specified)
V
th(ON)
V
th(OFF)
90%
10%
EN
I
OUT
t
t
t
FALL
t
D(OFF)EN
t
RISE
t
D(ON)EN
D01IN1316
I
SOVER
90%
10%
I
OUT
V
DIAG
t
OCD(OFF)
t
OCD(ON)
D02IN1387
ON
OFF
BRIDGE