Microchip Technology IC PIC MCU PIC16F1937-I/PT TQFP-44 MCP PIC16F1937-I/PT Data Sheet
Product codes
PIC16F1937-I/PT
2008-2011 Microchip Technology Inc.
DS41364E-page 227
PIC16(L)F1934/6/7
FIGURE 23-13:
EXAMPLE OF PWM DIRECTION CHANGE AT NEAR 100% DUTY CYCLE
Forward Period
Reverse Period
PxA
T
ON
T
OFF
T = T
OFF
– T
ON
PxB
PxC
PxD
External Switch D
Potential
Shoot-Through Current
Note 1:
All signals are shown as active-high.
2:
T
ON
is the turn on delay of power switch QC and its driver.
3:
T
OFF
is the turn off delay of power switch QD and its driver.
External Switch C
t1
PW
PW