STMicroelectronics Demonstration board using a dual full-bridge L6227Q EVAL6227QR EVAL6227QR Fiche De Données
Codes de produits
EVAL6227QR
Electrical characteristics
L6227Q
8/27
PWM comparator and monostable
I
RCA,
I
RCB
Source current at pins RC
A
and RC
B
V
RCA
= V
RCB
= 2.5 V
3.5
5.5
mA
V
offset
Offset voltage on sense comparator
V
REFA,
V
REFB
= 0.5 V
±5
mV
t
PROP
Turn OFF propagation delay
(3)
500
ns
t
BLANK
Internal blanking time on SENSE pins
1
µs
t
ON(MIN)
Minimum on time
2.5
3
µs
t
OFF
PWM recirculation time
R
OFF
= 20 k
Ω; C
OFF
= 1 nF
13
µs
R
OFF
= 100 k
Ω; C
OFF
= 1 nF
61
µs
I
BIAS
Input bias current at pins VREF
A
and
VREF
B
10
µA
Over current protection
I
SOVER
Input supply overcurrent protection
threshold
threshold
T
J
= -25 °C to 125 °C
(1)
2.8
A
R
OPDR
Open drain ON resistance
I = 4 mA
40
60
Ω
t
OCD(ON)
OCD turn-on delay time
(4)
I = 4 mA; C
EN
< 100 pF
200
ns
t
OCD(OFF)
OCD turn-off delay time
(4)
I = 4 mA; C
EN
< 100 pF
100
ns
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 VREF.
4.
See
Table 5.
Electrical characteristics (continued) (T
A
= 25 °C, Vs = 48 V, unless otherwise specified)
Symbol
Parameter
Test condition
Min
Typ
Max
Unit