LM4950TS/NOPB National Semiconductor, LM4950TS/NOPB Datasheet - Page 14

• Manufacturer Part Number: LM4950TS/NOPB
• Description: IC AMP AUDIO PWR 7.5W AB TO263-9
• Manufacturer: National Semiconductor
• Series: Boomer®r
• Type: Class ABr

Specifications of LM4950TS/NOPB

• Output Type: 1-Channel (Mono) or 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 7.5W x 1 @ 8 Ohm; 3.1W x 2 @ 4 Ohm
• Voltage - Supply: 9.6 V ~ 16 V
• Features: Depop, Short-Circuit and Thermal Protection, Shutdown
• Mounting Type: Surface Mount
• Package / Case: TO-263-9 (9 leads + tab)
• Amplifier Class: AB
• No. Of Channels: 2
• Output Power: 3.1W
• Supply Voltage Range: 9.6V To 16V
• Load Impedance: 8ohm
• Operating Temperature Range: -40°C To +85°C
• Amplifier Case Style: TO-263
• Rohs Compliant: Yes
• For Use With: LM4950TSBD - BOARD EVALUATION LM4950TS
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: *LM4950TS; *LM4950TS/NOPB; LM4950TS

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Typical Performance Characteristics
both channels driven and loaded, at (from top to bottom
(from to bottom at 80˚C): 16in
positive signal swing, negative signal swing
negative signal swing, positive signal swing
Power Dissipation vs Ambient Temperature
Clipping Voltage vs Power Supply Voltage
Clipping Voltage vs Power Supply Voltage
V
R
DD
R
8in
L
at (from top to bottom at 12V):
L
= 8Ω, BTL operation, f
= 12V, R
= 4Ω, SE operation, f
2
copper plane heatsink area
L
= 8Ω (BTL), f
at 13V):
area,
2
copper plane heatsink
IN
IN
IN
= 1kHz
= 1kHz
= 1kHz,
20047088
20047089
200470E6
14
(Continued)
both channels driven and loaded, at (from to bottom at
(from to bottom at 120˚C): 16in
positive signal swing, negative signal swing
negative signal swing, positive signal swing
Power Dissipation vs Ambient Temperature
Clipping Voltage vs Power Supply Voltage
Clipping Voltage vs Power Supply Voltage
R
V
R
L
DD
8in
L
= 16Ω, BTL operation, f
at (from to bottom at 12V):
= 8Ω, SE operation, f
= 12V, R
2
copper plane heatsink area
L
= 8Ω (SE), f
13V):
area,
2
copper plane heatsink
IN
IN
IN
= 1kHz
= 1kHz,
= 1kHz
20047086
20047087
200470E4