Anterwell Technology Ltd.
Anterwell Technology Ltd.
Large Original stock of IC Electronics Components, Transistors, Diodes etc.
High Quality, Reasonable Price, Fast Delivery.
Anterwell Technology Ltd.
Large Original stock of IC Electronics Components, Transistors, Diodes etc.
High Quality, Reasonable Price, Fast Delivery.
Product Details:
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| Supply Voltage: | 35 V | Output Peak Current (repetitive F >20Hz): | 2.5 A |
|---|---|---|---|
| Output Peak Current: | 3.5 A | Total Power Dissipation (Tcase = 70°C): | 25 W |
| Operating Temperature Range: | 0 To 70°C | Storage & Junction Temperature: | -40 To 150 °C |
| High Light: | electronics ic chip,integrated circuit components |
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8W AMPLIFIER WITH MUTING
* WIDE SUPPLY VOLTAGE RANGE
* 8W @ VS=26V, RL = 8Ω, THD=10%
* MUTE FACILITY (POP FREE) WITH LOW CONSUMPTION
* AC SHORT CIRCUIT PROTECTION
* THERMAL OVERLOAD PROTECTION (150°C)
DESCRIPTION
The TDA7253 is class AB audio power amplifier assembled in the new Clipwatt package.
APPLICATION CIRCUIT
ABSOLUTE MAXIMUM RATINGS
| Symbol | Parameter | Value | Unit |
| VS | Supply Voltage | 35 | V |
| IO | Output Peak Current (repetitive f >20Hz) | 2.5 | A |
| IO | Output Peak Current (non repetitive, t = 100µs) | 3.5 | A |
| Ptot | Total Power Dissipation (Tcase = 70°C) | 25 | W |
| Top | Operating Temperature Range | 0 to 70 | °C |
| Tstg,Tj | Storage & Junction Temperature | -40 to 150 | °C |
PIN CONNECTION (Top view)
Figure 1: ApplicationCircuit
ELECTRICAL CHARACTERISTICS (Refer to the test and application circuit, VS = 26V; RL = 8Ω; Gv = 30dB; f = 1KHz; Tamb = 25°C unless otherwise specified.)
| Symbol | Parameter | Test Condition | Min. | Typ. | Max. | Unit |
| VS | Supply Voltage | 10 | 32 | V | ||
| VO | Quiescent Output Voltage | 12.5 | V | |||
| Iq | Total Quiescent Current | 40 | mA | |||
| PO | Output Power |
d = 10% d = 1% |
8 |
10 8 |
W W |
|
| d | Total Harmonic Distortion | PO = 1W | 0.03 | % | ||
| RI | Input Resistance | 100 | 200 | KΩ | ||
| fL | Low Frequency Roll-off (-3dB) | 40 | Hz | |||
| fH | High Frequency Roll-off (-3dB) | 80 | KHz | |||
| eN | Total Input Noise Voltage | A Curve; RS = 10KΩ | 2 | mV | ||
| f = 22Hz to 22KHz; RS = 10KΩ | 2.5 | 10 | µV | |||
| SVR | Supply Voltage Rejection | RS = 10KΩ; f = 100Hz; Vr = 0.5V | 60 | dB | ||
| VTMUTE | Mute Threshold | 0.8 | V | |||
| VTPLAY | Play Threshold | 5 | V | |||
| AM | Mute Attenuation | 80 | 100 | dB | ||
| IqMUTE | Quiescent Current Mute | 7 | 10 | mA |
Note: to avoid pop-on noise CF/CSVR ≤ 1
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