D2-24044 INTERSIL [Intersil Corporation], D2-24044 Datasheet - Page 13

• Manufacturer Part Number: D2-24044
• Description: Digital Audio Amplifier Power Stage
• Manufacturer: INTERSIL [Intersil Corporation]

nPDN
Pin
PWM Controller
PWM Controller
PWM Controller
PWM Controller
PWM Input to
PWM Input to
PWM Input to
PWM Input to
Over-Current
Over-Current
Over-Current
Over-Current
Short Detect
Short Detect
Short Detect
Short Detect
OUTB From
OUTC From
OUTD From
OUTA From
Over-Current (OC) Shutdown: OC detect condition is latched, shutting down
output. Latched shutdown is then cleared after over-current condition has
cleared, AND PWM data clocking has stopped from PWM controller.
(OUTA)
(OUTB)
(OUTC)
(OUTD)
FIGURE 10. PROTECTION AND MONITORING HIGH-LEVEL FUNCTIONAL OPERATION
13
Detector
Detector
Detector
Detector
Present
Present
Present
Present
PWM
PWM
PWM
PWM
D2-24044
Warning Detected
Warning Detected
Warning Detected
Warning Detected
Over-Current
Over-Current
Over-Current
Over-Current
(OUTD)
(OUTA)
(OUTB)
(OUTC)
S
R
S
R
S
R
S
R
nOVRT
Pin
Pin
Pin
Pin
Pin
September 3, 2010
FN7678.0