HCPL-314J-300 HP [Agilent(Hewlett-Packard)], HCPL-314J-300 Datasheet - Page 16

• Manufacturer Part Number: HCPL-314J-300
• Description: 0.4 Amp Output Current IGBT Gate Drive Optocoupler
• Manufacturer: HP [Agilent(Hewlett-Packard)]

Figure 26. Minimum LED Skew for Zero Dead Time.
Figure 27. Waveforms for Dead Time.
*PDD = PROPAGATION DELAY DIFFERENCE
NOTE: FOR PDD CALCULATIONS THE PROPAGATION DELAYS
ARE TAKEN AT THE SAME TEMPERATURE AND TEST CONDITIONS.
V
V
I
I
*PDD = PROPAGATION DELAY DIFFERENCE
NOTE: FOR DEAD TIME AND PDD CALCULATIONS ALL PROPAGATION
DELAYS ARE TAKEN AT THE SAME TEMPERATURE AND TEST CONDITIONS.
OUT1
OUT2
LED1
LED2
V
V
I
I
OUT1
OUT2
LED1
LED2
(t
PHL-
PDD* MAX = (t
PDD* MAX
Q1 ON
Q2 OFF
t
t
t
PHL MIN
PHL MAX
PHL MAX
t
Q2 OFF
Q1 ON
PLH
)
MAX
MAXIMUM DEAD TIME
(DUE TO OPTOCOUPLER)
= (t
= (t
= PDD* MAX – PDD* MIN
t
PLH MIN
PHL
PHL MAX
PHL MAX
t
MIN
PLH
- t
t
PLH MAX
PLH
- t
- t
)
MAX
PHL MIN
PLH MIN
= t
Q1 OFF
Q2 ON
PHL MAX
) + (t
) – (t
Q1 OFF
PHL MIN
Q2 ON
PLH MAX
- t
PLH MIN
- t
- t
PLH MAX
PLH MIN
)
)
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