L6229 Ver la hoja de datos (PDF) - STMicroelectronics
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componentes Descripción
Fabricante
L6229 Datasheet PDF : 25 Pages
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L6229
Table 6. Electrical Characteristics (continued)
(VS = 48V , Tamb = 25 °C , unless otherwise specified)
Symbol
Parameter
Test Conditions
Source Drain Diodes
VSD Forward ON Voltage
ISD = 1.4A, EN = LOW
trr Reverse Recovery Time
If = 1.4A
tfr Forward Recovery Time
Logic Input (H1, H2, H3, EN, FWD/REV, BRAKE)
VIL Low level logic input voltage
VIH High level logic input voltage
IIL Low level logic input current
GND Logic Input Voltage
IIH High level logic input current
7V Logic Input Voltage
Vth(ON) Turn-ON Input Threshold
Vth(OFF) Turn-OFF Input Threshold
VthHYS Input Thresholds Hysteresys
Switching Characteristics
tD(on)EN Enable to out turn-ON delay time (7) ILOAD = 1.4 A, Resistive Load
tD(off)EN Enable to out turn-OFF delay time (7) ILOAD = 1.4 A, Resistive Load
tD(on)IN Other Logic Inputs to Output Turn- ILOAD = 1.4 A, Resistive Load
ON delay Time
tD(off)IN Other Logic Inputs to out Turn-OFF ILOAD = 1.4 A, Resistive Load
delay Time
tRISE Output Rise Time (7)
ILOAD = 1.4 A, Resistive Load
tFALL Output Fall Time (7)
ILOAD = 1.4 A, Resistive Load
tDT Dead Time
fCP Charge Pump Frequency
Tj = -25 to 125°C (6)
PWM Comparator and Monostable
IRCOFF Source current at pin RCOFF
VRCOFF = 2.5 V
VOFFSET Offset Voltage on Sense
Comparator
Vref = 0.5 V
tprop Turn OFF Propagation delay (8)
Vref = 0.5 V
tblank Internal Blanking Time on Sense
Comparator
tON(min) Minimum on Time
tOFF PWM RecirculationTime
ROFF= 20kΩ ; COFF =1nF
ROFF= 100kΩ ; COFF =1nF
IBIAS Input Bias Current at pin VREF
Tacho Monostable
IRCPULSE Source Current at pin RCPULSE VRCPULSE = 2.5V
Min Typ Max Unit
1.15 1.3
V
300
ns
200
ns
-0.3
0.8
V
2
7
V
-10
µA
10 µA
1.8 2.0
V
0.8 1.3
V
0.25 0.5
V
500 650 800 ns
500
1000 ns
1.6
µs
800
ns
40
250 ns
40
250 ns
0.5
1
0.6
µs
1 MHz
3.5 5.5
mA
±5
mV
500
ns
1
µs
2.5
3
µs
13
µs
61
µs
10 µA
3.5 5.5
mA
6/25
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