LM4950TS National Semiconductor, LM4950TS Datasheet - Page 12

• 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

www.national.com
Typical Performance Characteristics
at (from top to bottom at 15Ω): THD+N = 10%, THD+N =
both channels driven and loaded (average shown)
Total Power Dissipation vs Load Dissipation per
at (from top to bottom at 2W): R
V
V
Output Power vs Load Resistance
both channels driven and loaded,
DD
DD
= 15V, SE operation, f
= 15V, SE operation, f
THD+N vs Output Power
SE operation, f
V
DD
= 15V, R
Channel
1%
L
IN
= 8Ω,
= 1kHz
IN
L
IN
= 4Ω, R
= 1kHz,
= 1kHz,
20047090
200470E3
20047080
L
= 8Ω
12
(Continued)
at (from top to bottom at 4W): R
Total Power Dissipation vs Load Dissipation
V
V
DD
DD
Output Power vs Load Resistance
at (from top to bottom at 15Ω):
= 15V, BTL operation, f
= 15V, BTL operation, f
THD+N = 10%, THD+N = 1%
BTL operation, f
THD+N vs Output Power
V
DD
= 16V, R
L
IN
= 8Ω,
= 1kHz
L
IN
IN
= 8Ω, R
= 1kHz,
= 1kHz,
20047083
20047093
200470B6
L
= 16Ω