L6208Q View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'L6208Q' PDF : 34 Pages View PDF
L6208Q
Electrical characteristics
Table 4. Electrical characteristics (continued)
Symbol
Parameter
Test condition
tCLK(min)L
tCLK(min) H
fCLK
tS(MIN)
tH(MIN)
tR(MIN)
tRCLK(MIN )
tDT
fCP
tDT
fCP
Minimum clock time(4)
Minimum clock time(4)
Clock frequency
Minimum setup time(5)
Minimum hold time(5)
Minimum reset time(5)
Minimum reset to clock delay time(5)
Deadtime protection
Charge pump frequency
Deadtime protection
Charge pump frequency
Tj = -25 °C to 125 °C(7)
-25 °C < Tj < 125 °C
PWM comparator and monostable
Min. Typ. Max. Unit
1 µs
1 µs
100 kHz
1 µs
0.5 1
1 µs
1 µs
1 µs
µs
0.6
0.5 1
0.6
1 MHz
µs
1 MHz
IRCA, IRCB
Source current at pins RCA and
RCB
VRCA = VRCB = 2.5 V
Voffset
tPROP
tBLANK
Offset voltage on sense comparator VREFA, VREFB = 0.5 V
Turn OFF propagation delay(6)
Internal blanking time on SENSE
pins
tON(MIN)
tOFF
IBIAS
Minimum ON time
PWM recirculation time
Input bias current at pins VREFA and
VREFB
ROFF = 20 k; COFF = 1 nF
ROFF = 100 k; COFF = 1 nF
Overcurrent detection
3.5 5.5
mA
±5
mV
500
ns
1
µs
1.5 2 µs
13
µs
61
µs
10 µA
Isover
Input supply overcurrent detection
threshold
-25 °C < Tj < 125 °C
4 5.6 7.1 A
ROPDR
tOCD(ON)
tOCD(OFF)
Open drain ON resistance
OCD turn-on delay time (7)
OCD turn-off delay time (7)
I = 4 mA
I = 4 mA; CEN < 100 pF
I = 4 mA; CEN < 100 pF
1. Tested at 25 °C in a restricted range and guaranteed by characterization.
2. See Figure 3.
3. See Figure 4.
4. See Figure 5.
5. See Figure 6.
6. Measured applying a voltage of 1 V to pin SENSE and a voltage drop from 2 V to 0 V to pin VREF.
7. See Figure 7.
40 60
200
ns
100
ns
DocID018710 Rev 3
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