LM4950TS National Semiconductor, LM4950TS Datasheet - Page 9

• Manufacturer Part Number: LM4950TS
• Description: Audio Power Amplifier IC
• Manufacturer: National Semiconductor

Specifications of LM4950TS

• Amplifier Case Style: TO-220
• No. Of Pins: 9
• Peak Reflow Compatible (260 C): No
• Termination Type: Through Hole
• Leaded Process Compatible: No
• Package / Case: 9-TO-220
• Operational Class: Class-AB
• Audio Amplifier Function: Speaker
• Input Offset Voltage: 30@12VmV
• Total Harmonic Distortion: 0.05@4Ohm@2.5W%
• Single Supply Voltage (typ): 12/15V
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Requirement: Single
• Rail/rail I/o Type: No
• Power Supply Rejection Ratio: 70dB
• Single Supply Voltage (min): 9.6V
• Single Supply Voltage (max): 16V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: -40C to 85C
• Operating Temperature Classification: Industrial
• Mounting: Surface Mount
• Pin Count: 9 +Tab
• Package Type: TO-263
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Typical Performance Characteristics
V
V
Total Power Dissipation vs Load Dissipation
Channel-to-Channel Crosstalk vs Frequency
at (from top to bottom at 1kHz): V
OUTA
DD
V
V
= 12V, R
DD
DD
Output Power vs Load Resistance
measured; V
at (from top to bottom at 15Ω):
at (from top to bottom at 3W):
= 12V, BTL operation, f
= 12V, BTL operation, f
THD+N = 10%, THD+N = 1%
L
R
= 4Ω, P
L
= 8Ω, R
INA
OUT
driven, V
L
= 1W, SE operation,
= 16Ω
OUTB
IN
IN
= 1kHz,
= 1kHz,
20047084
20047094
INB
measured
20047098
driven,
9
(Continued)
both channels driven and loaded, at (from top to bottom
V
V
Total Power Dissipation vs Load Dissipation
Channel-to-Channel Crosstalk vs Frequency
at (from top to bottom at 1kHz): V
OUTA
DD
= 12V, R
V
V
Output Power vs Load Resistance
measured; V
DD
DD
at (from top to bottom at 1W):
THD+N = 10%, THD+N = 1%
= 12V, SE operation, f
= 12V, SE operation, f
L
R
= 8Ω, P
L
= 4Ω, R
INA
at 15Ω):
OUT
driven, V
L
= 1W, SE operation,
= 8Ω
IN
IN
OUTB
= 1kHz,
= 1kHz,
20047091
INB
20047081
measured
200470A3
driven,
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