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LA-4227

Sanyo
Part Number LA-4227
Manufacturer Sanyo
Description Audio Output
Published Jan 29, 2008
Detailed Description www.DataSheet4U.com Ordering number : ENA5718 Monolithic Linear IC LA4227 Overview Audio Output for Radio Cassette Re...
Datasheet PDF File LA-4227 PDF File

LA-4227
LA-4227

Overview
www.
DataSheet4U.
com Ordering number : ENA5718 Monolithic Linear IC LA4227 Overview Audio Output for Radio Cassette Recorders 3W × 2ch Power Amplifier LA4227 is a 3W 2-channel power amplifier.
This IC requires few external components and is ideal for power amplifier used for radio cassette players/recorders.
Functions • 3W × 2 channel (VCC = 9V, RL = 3Ω) • Standby switch on chip • Thermal shutdown protector on chip Maximum Ratings at Ta = 25°C Parameter Maximum supply voltage Allowable power dissipation Operating temperature Storage temperature Symbol VCC max Pd max Topr Tstg www.
DataSheet4U.
com Conditions Rg = 0 (No signal) Arbitrarily large heat sink Ratings 20 4.
0 -20 to +75 -55 to +150 Unit V W °C °C Operating Conditions at Ta=25°C Parameter Recommended supply voltage Operating voltage range Operating load resistance range Symbol VCC VCC op RL op Bridge Not exceeding the maximum ratings Conditions Ratings 9 4.
2 to 18 3 to 8 8 unit V V Ω Ω 42706 MS JK B8-7553, B8-4892, B8-3581 No.
A5718-1/4 www.
DataSheet4U.
com LA4227 Ratings min typ 10 43.
0 20 45.
0 max 40 47.
0 2.
0 PO = 0.
25W (VO = 1V) THD = 10% RL = 3Ω, THD = 10% Bridge, RL = 8Ω, THD = 10% Rg = 0, DIN AUDIO Rg = 10kΩ, DIN AUDIO VO = 0dBm, Rg = 10kΩ Vr= 150mV, Rg = 0, fr = 100Hz, DIN AUDIO 45 40 0.
2 2.
0 2.
5 3.
0 (4.
7) 0.
3 0.
4 55 52 10 21 30 1.
0 2.
0 1.
0 mA dB dB % W W W mV mV dB dB µA kΩ Electrical Characteristics at Ta = 25°C, VCC = 9V, RL = 4Ω, f = 1kHz, Rg = 600Ω, RNF = 43Ω Parameter Quiescent current Voltage gain Voltage gain difference Total harmonic distortion Output power Symbol ICCO VG ∆VG THD PO1 PO2 PO3 Output noise voltage VNO1 VNO2 Channel separation Ripple rejection Standby current Input resistance Chsep SVRR Ist Ri Rg = 0 VO = 0dBm Conditions Unit Package Dimensions unit : mm 3022B 19.
0 12 7 7.
62 6.
45 1 5.
12 3.
6 6 1.
25 0.
51min (3.
46) 3.
5 4.
26max (0.
61) 2.
54 0.
5 3.
81 1.
3 SANYO : DIP12F(300mil) 0.
4 www.
DataSheet4U.
com No.
A5718-2/4 www.
DataSheet4U.
com LA4227 Block Diagram www.
Dat...


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