IRS20954STRPBF International Rectifier, IRS20954STRPBF Datasheet - Page 10

• Manufacturer Part Number: IRS20954STRPBF
• Description: IC DVR DGTL AUDIO PROT 16-SOIC
• Manufacturer: International Rectifier
• Type: MOSFET Driverr

Specifications of IRS20954STRPBF

• Applications: Amplifiers, Receivers
• Mounting Type: Surface Mount
• Package / Case: 16-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

The internal protection control block manages operational mode between shutdown and normal, with a help from CSD pin.
Shutdown mode forces LO and HO to output 0 V to the COM and V
The external capacitor pin, CSD, provides five functions.
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1.
2.
3.
4.
5.
Protection Control
Power up delay timer for self reset configuration
Self-reset configuration
Shutdown input
Latched protection configuration
Shutdown status output (host I/F)
Ct
VDD
CSD
VSS
Not recommended for new designs.
Please use IRS20957SPBF.
Figure 7: Shutdown Functional Block Diagram
Figure 6: Over-Current Protection Timing Chart
Vth2
Vth1
COMP1
COMP2
`
`
UVLO(VCC)
LEVEL
SHIFT
HV
OC
S
S
R
respectively to turn the power MOSFET off.
Q
FLOATING INPUT
PWM
DEAD TIME
LEVEL
SHIFT
HV
SD
`
IRS20954SPBF
LEVEL
SHIFT
HV
HO
LO
FLOATING HIGH SIDE
OC DET (H)
UVLO(VB)
OC DET (L)
LOW SIDE
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