TDA7570 STMicroelectronics, TDA7570 Datasheet - Page 11

• Manufacturer Part Number: TDA7570
• Manufacturer: STMicroelectronics

Specifications of TDA7570

• Operational Class: Class-AB
• Audio Amplifier Function: Speaker
• Single Supply Voltage (typ): Not RequiredV
• Dual Supply Voltage (typ): ±15/±18/±24/±28V
• Power Supply Requirement: Dual
• Power Dissipation: 1.75W
• Rail/rail I/o Type: No
• Single Supply Voltage (min): Not RequiredV
• Single Supply Voltage (max): Not RequiredV
• Dual Supply Voltage (min): ±12V
• Dual Supply Voltage (max): ±30V
• Operating Temp Range: -40C to 150C
• Operating Temperature Classification: Automotive
• Mounting: Surface Mount
• Pin Count: 64
• Package Type: HI-QUAD
• Lead Free Status / Rohs Status: Not Compliant

TDA7570
3.4
3.4.1
Notes on the electrical schematic shown in
Main characteristics
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The schematic is depicted showing the suggested structure of the printed circuit board
tracks (star points, high current path, components placement).
To avoid malfunctioning due to the parasitic inductance, short connections lengths are
recommended.
Table 6.
(See schematic of
2 channels single-ended or 1 channel bridge PWM amplifier
Power output: see
Gain single-ended = 28 dB
Gain bridge = 34dB
Clip detector settled at THD=10%
Internal master oscillator
Component
P-MOS-R
N-MOS-R
P-MOS-L
N-MOS-L
Rp-N-R2
RP-P-L2
Rp-P-R2
Rp-N-L2
Component characteristics
Figure
Table 5
4)
2 x 4 Ohm single-ended
(2 x 65W / 1 x 130W)
or 8 Ohm bridge
Minimum load:
STP12PF06
STP14NF06
Not present
2 x 2 Ohm single-ended
Electrical specifications
Figure 3
(2 x 125W / 1 x 250W))
or 4Ohm bridge
2 x STP14NF06
Minimum load:
2 x STP12PF06
in parallel
in parallel
4.7K
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