TB2902HQ Toshiba, TB2902HQ Datasheet - Page 8
TB2902HQ
Manufacturer Part Number
TB2902HQ
Description
Manufacturer
Toshiba
Datasheet
1.TB2902HQ.pdf
(38 pages)
Specifications of TB2902HQ
No. Of Channels
4
Package
HZIP 25-P-1.00F
Recommended Vcc (v)
13.2
Rl=2 Ohm
70W x 4
Rl=4 Ohm
43W x 4
Rl=8 Ohm
-
Features/built-in Functions
4 BTL channels, internal standby/mute, BiCD process, I2C self-diagnosis, tweeter diagnostics
Operating Voltage (v)
9 to 18
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TB2902HQ
Manufacturer:
TOSHIBA/东芝
Quantity:
20 000
Note 6: Short circuit protection can be operated channel by channel.
Caution: sub address 0x15 (15H) is for our internal testing only. Do not apply for your using.
Bit7
⎯
⎯
0
0
0
0
0
0
Byte 4
EX) If channel 1 output is shorted, channel 1 is protected but other channels are available.
Bit6
⎯
⎯
0
0
0
0
0
0
Bit5
⎯
⎯
0
0
0
0
0
1
Bit4
⎯
⎯
0
0
0
0
1
0
Bit3
⎯
⎯
0
0
0
1
0
0
Bit2
⎯
⎯
0
0
1
0
0
0
Bit1
⎯
⎯
0
1
0
0
0
0
8
Bit0
⎯
⎯
1
0
0
0
0
0
Ch4 Short to GND
Ch4 2 Short to VCC
Ch4 Open load or Offset Detected
Ch4 Short load
Ch4 Diagnosis condition (bit = 1: permanent, 0: turn-on)
Ch4 Current Detection (at IB2 D2 = 1 = enable only)
(IB2 − D7 = 0: bit = 1: <250 mA, 0: >500 mA)
(IB2 − D7 = 1: bit = 1: <100 mA, 0: >300 mA)
x
x
At “Bit = 1” Condition
TB2902HQ
2004-08-18