TB2932HQ Toshiba, TB2932HQ Datasheet
TB2932HQ
Specifications of TB2932HQ
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TB2932HQ Summary of contents
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... TOSHIBA Bi-CMOS Linear Integrated Circuit Silicon Monolithic TB2932HQ (TENTATIVE) Maximum Power 43 W BTL × 4-ch Audio Power IC The TB2932HQ is 4ch audio amplifier for car audio application. This IC can generate high power, high quality sound output, P MAX = 43 W, using a pure complementary P-ch and N-ch OUT DMOS output stage ...
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... Some of the functional blocks, circuits, or constants labels in the block diagram may have been omitted or simplified for clarity. 3900uF TAB Vcc2 Vcc1 Out1(+) 9 PW-GND1 8 7 Out1(-) Out2(+) 5 PW-GND2 2 3 Out2(-) Out3(+) 17 PW-GND3 18 19 Out3(-) Out4(+) 21 PW-GND4 24 23 Out4(-) 22 I2C Bus Diagnosis 2 TB2932HQ 0.1uF RF RL=4ohm RL=4ohm RR RL=4ohm LF RL=4ohm LR SCL SDA 2007-07-01 ...
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... Power ON/OFF time and turn ON diag cycle shorter Reduces noise and provides sufficient oscillation margin Pop noise becomes larger Muting ON/OFF time is shorter Power supply ripple filtering 3 TB2932HQ Effect Higher than Recommended Value Pop noise is Cut-off frequency becomes concerned with lower this capacitor ...
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... Clip Det Pin change to Offset Det Fast mute ON/OFF Current Detection. Level change from 500 (max) to 300 mA (max 7 TB2932HQ Details Details Function Function C bus stage. 2007-07-01 Hex D8H Hex 01H 02H ...
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... bit = 1: <250 mA, 0: >500 mA (IB2 − bit = 1: <100 mA, 0: >300 mA) Diagnotic status (= IB1 − D6 bit = 1: diag enable) Stand-by status (= IB2 − D4 bit = 1: play) 5 TB2932HQ At “Bit = 1” Condition CC At “Bit = 1” Condition CC At “Bit = 1” Condition CC 2007-07-01 ...
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... Ch4 Diagnosis condition (bit = 1: permanent, 0: turn-on Ch4 Current Detection (at IB2 enable only) (IB2 − bit = 1: <250 mA, 0: >500 mA (IB2 − bit = 1: <100 mA, 0: >300 mA Rare short LDT DET 6 TB2932HQ At “Bit = 1” Condition 2007-07-01 ...
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... Figure 5 Number of Times Turn ON Diagnosis Timing Chart READ DATA Permanent diagnostic enable Turn On diagnostic DATA Permanent diagnostic permitted time DATA permitted time WRITE DATA To become standby off (turning or power ON) READ DATA Turn On diagnostic between On and Off time (100 ms typ.) 7 TB2932HQ READ DATA FAULT event 2007-07-01 ...
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... The Data just received was detected You have to read for an on the previous diagnostic cycle. interval of 150 ms or more to get a valid reading. Reading 2 About 100 m When “Diag enable” goes high, “Latch” is reflected at the “Fault event”. 8 TB2932HQ Reading 3 Diag cycle with Turn-ON 2007-07-01 ...
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... Figure 6 Turn on Diagnosis Timing Chart when Turn on diagnosis not used. You can select the acquisition time determined by the speed of microcomputer. Reading 3 Reading 5 Reading 2 Reading 4 About 100 ms About 80 ms About 80 ms Turn ON diagnosis enable Turn ON diagnosis defeat 9 TB2932HQ Reading 6 voltage. CC 2007-07-01 ...
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... Turn On diagnostic acquisition time (80 ms typ.) Figure 7 Permanent Diagnosis Timing Chart for Each Short Detection READ DATA READ DATA result faulty Permanent diagnostic DATA permitted time FAULT FAULT event removed 10 TB2932HQ READ DATA READ DATA result faulty result not faulty 2007-07-01 ...
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... Hz, and to obtain 2 or more readings in order not to make a misjudgment Additionaly, the threshold level is designed at +/−2 V. READ DATA READ DATA result faulty result not faulty Correct Tvos Correct Tvos Permanent diagnostic DATA permitted time FAULT FAULT event removed 11 TB2932HQ READ DATA result not faulty 2007-07-01 ...
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... Offset detector Vth Output waveform Vth Offset detector output pin 4 Waveform L.P.F output Figure 9 Hardware Output Offset Detection L.P.F. smoothing circuit Abnormal offset occured Volume down Detection delay time 12 TB2932HQ Volume control circuit System shut down Judgement Waiting time for Prevention misjudgement 2007-07-01 ...
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... Note 8: Please arrange to read all self-diagnosis functions twice or more and apply judgment in order to avoid false triggering. <Since the first diagnostic result has low confidence, please diagnose 2 times or more.> WRITE DATA mute off READ DATA READ DATA invalidity invalidity 13 TB2932HQ READ DATA READ DATA validity validity Effective → 2007-07-01 ...
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... S.GND (out−) S.V CC S.GND or S.V CC S.GND (Note 10) S.GND or S.V CC S.GND (Note 10) S TB2932HQ Out to Out. S Open L S.GND + No open S.GND S.GND + No open S.GND + S.Load + S.V + S.Load CC S.V CC open or No open S.Load + No open S.Load Open Out to Out. S Open L S.GND S.GND (Note 9) S ...
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... Line driver mode diagnostic ( Current Det. diag enabled ( Current Det. diag defeat ( Software mute on and off delay time select Work standard 40ms delay ( Work standard 20ms delay ( Rare short detection Harf-short diag defeat ( Harf-short diag enable ( TB2932HQ 2007-07-01 ...
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... Short load ( Channel 1 Turn-on diag: No open load ( Offset diag: No output offset ( Channel 1 ( short ( Short Channel 1 No short to GND ( Short to GND ( Open load detected ( Output offset detected ( TB2932HQ 2007-07-01 ...
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... Offset diag: No output offset ( Channel 2 ( short ( Short Channel 2 No short to GND ( Short to GND ( Note 12: DBx (D5) is effective only at the time of “Current detection enable”. Open load detected ( Output offset detected ( TB2932HQ 2007-07-01 ...
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... Short load ( Channel 3 Turn-on diag: No open load ( Offset diag: No output offset ( Channel 3 ( short ( Short Channel 3 No short to GND ( Short to GND ( Open load detected ( Output offset detected ( TB2932HQ 2007-07-01 ...
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... Offset diag: No output offset ( Channel 4 ( short ( Short Channel 4 No short to GND ( Short to GND ( Note 13: DBx (D5) is effective only at the time of “Current detection enable”. Open load detected ( Output offset detected ( TB2932HQ 2007-07-01 ...
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... DB3 Sub-address ACK IB 1 X0X0000X Sub-address ACK IB 1 X0XXXXXX Sub-address ACK IB 1 XX1XX11X DB1 ACK DB2 ACK DB3 20 TB2932HQ ACK IB2 ACK STOP ACK DB4 ACK STOP ACK IB2 ACK STOP XXX1X0XX ACK IB2 ACK STOP XXX0XXXX ACK ...
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... Start conditions Sub address Data 8 bit 8 bit MSB MSB (2) SDA P SCL Stop conditions SDA can not be changed High impedance TB2932HQ Start conditions P: Stop conditions A: Acknowledgement Bit transmission SDA can be changed 2007-07-01 ...
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... Read mode The slave address became the read mode by changing the 8 Bit of the slave address from The data output from TB2932HQ starts after the micro controller receives the ACK 1 bit which follows a slave address. Stop condition are shown in the under the map. ...
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... Symbol Rating Unit (surge (DC (opr (peak 125 W (Note 19) − °C opr − 150 T °C stg 23 TB2932HQ 2007-07-01 ...
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... Vst H For operation Vst L For STBY, Pin10=0V Mute: ON ATT M = 7.75 Vrms → Mute: OFF V OUT Low (01H (1) High (01H (2) 24 TB2932HQ Min Typ. Max 160 320 43 41 ...
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... Current detector threshold 1 Current detector threshold bus interface Clock frequency Test Condition Under stand-by condition Under stand-by condition Power amplifier in mute or play Power amp mode only Power amplifier in play (no signal) 25 TB2932HQ Min Typ. Max Unit 1.2 V − ...
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... TAB Vcc2 Vcc1 Out1(+) 9 PW-GND1 8 7 Out1(-) Out2(+) 5 PW-GND2 2 3 Out2(-) Out3(+) 17 PW-GND3 18 19 Out3(-) Out4(+) 21 PW-GND4 24 23 Out4(-) 22 SW I2C . 25 Bus Diagnosis 26 TB2932HQ 0.1uF RF RL=4ohm RL=4ohm RR RL=4ohm LF RL=4ohm LR SCL SDA 2007-07-01 ...
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... P – OUT 100 kHz Ω 4ch drive Output power P (W) OUT 25 27 TB2932HQ 2007-07-01 ...
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... Package Dimensions Weight: 7.7 g (typ.) 28 TB2932HQ 2007-07-01 ...
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... In addition, depending on the IC, the use of silicon rubber may be prohibited. Check whether the use of silicon rubber is prohibited for the IC you intend to use, or not. For details of power IC heat radiation design and heat sink installation, refer to individual technical datasheets or IC databooks. 29 TB2932HQ 2007-07-01 ...
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... TB2932HQ 2007-07-01 ...