TB2902, TB2902HQ, TB2903 Selling Leads, Datasheet
MFG:TOSH Package Cooled:SIP D/C:08+/09+
TB2902, TB2902HQ, TB2903 Datasheet download
Part Number: TB2902
MFG: TOSH
Package Cooled: SIP
D/C: 08+/09+
TB2902, TB2902HQ, TB2903
- Table of contents:
Info of TB2902
Info of TB2902HQ
Info of TB2903
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About TB2.5
PDF/DataSheet Download
Datasheet: TB2.5
File Size: 78848 KB
Manufacturer: CLARE [Clare, Inc.]
Download : Click here to Download
About TB2.5
PDF/DataSheet Download
Datasheet: TB2.5
File Size: 78848 KB
Manufacturer: CLARE [Clare, Inc.]
Download : Click here to Download
About TB2903HQ
PDF/DataSheet Download
Datasheet: TB2903HQ
File Size: 346299 KB
Manufacturer: TOSHIBA [Toshiba Semiconductor]
Download : Click here to Download
TB2902HQ General Description
The TB2902HQ is 4ch audio amplifier for car audio application. This IC can generate high power, high quality sound output, POUT MAX = 41 W, using a pure complementary P-ch and N-ch DMOS output stage.
The built-in self diagnosis function which is included can be controlled via I2C BUS. In addition, stand-by and mute function, and various Protection feature are included.
TB2902HQ Maximum Ratings
| Characteristics | Symbol | Rating | Unit |
| Peak supply voltage (0.2 s) | VCC (surge) | 50 | V |
| DC supply voltage | VCC (DC) | 28 | V |
| Operation supply voltage | VCC (opr) | 18 | V |
| Output current (peak) | IO (peak) | 9 | A |
| Power dissipation | PD (Note 19) |
125 | W |
| Operation temperature | Topr | −40 to 85 | |
| Storage temperature | Tstg | −55 to 150 |
TB2902HQ Features
• High power output
: POUT MAX (1) = 41 W (typ.) (VCC = 14.4 V, f = 1 kHz, JEITA max, RL = 4 )
: POUT MAX (2) = 37 W (typ.) (VCC = 13.7 V, f = 1 kHz, JEITA max, RL = 4 )
: POUT MAX (3) = 70 W (typ.) (VCC = 14.4 V, f = 1 kHz, JEITA max, RL = 2 )
: POUT (1) = 27 W (typ.) (VCC = 14.4 V, f = 1 kHz, THD = 10%, RL = 4 )
: POUT (2) = 23 W (typ.) (VCC = 13.2 V, f = 1 kHz, THD = 10%, RL = 4 )
: POUT (3) = 45 W (typ.) (VCC = 14.4 V, f = 1 kHz, THD = 10%, RL = 2 )
• Low distortion ratio: THD = 0.015% (typ.) (VCC = 13.2 V, f = 1 kHz, POUT = 5 W, RL = 4 )
• Low noise: VNO = 90 Vrms (typ.) (VCC = 13.2 V, Rg = 0 , BW = 20 Hz to 20 kHz, RL = 4 )
• Built in stand by & muting function: controlled via I2C Bus (pin 16)
• Built in clipping detection (pin 4)
• Built in I2C Bus for stand-by, mute, voltage gain control, self diagnosis: Output short detection, offset detection, tweeter or speaker open detection (pin 22 and 25)
• Built-in various protection circuits (Note 1, Note 2) Thermal shut down, over-voltage, out to GND, out to VCC, out to out short circuit
• Operating supply voltage: VCC (opr) = 9 to 18 V (RL = 4 ) VCC (opr) = 9 to 16 V (RL = 2 )
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