Bose FreeSpace IZA 190-HZ Service Manual

33
ELECTRICAL PART LIST
FreeSpace
®
IZA 190-HZ Main PCB Assembly
Diodes (continued)
Reference
Designator
Description
V
endor Part
Number
Note
Z303 DZ, 1/2W, 15V, 5%, SOD-123C, MMSZ5245BT1G 4837-15V9+3 4
Z304 DZ, 1/2W, 30V, 5%, SM 4837-3009+3 4
Z306 DZ, 1/2W, 5.6V, SMD 4837-5V69+3 4
Z307 DZ, 1/2W, 12V, 5%, SM 4837-1209+3 4
Z308 DZ, 1/2W, 12V, 5%, SM 4837-1209+3 4

Transistors
Reference
Designator
Description
V
endor Part
Number
Note
Q300 2N2222, SMD, MMBT2222ALT1G 4860-5410+3 4
Q301 MOSFET, N-CH, 60V, 115M
A
, 2N7002, SOT-23, SM 4907-0020+3 4
Q302 MMBT3906LT1G, SMD 4860-1980+3 4
U302A TR, TIP31CTU 4860-2620+5 4
U304A TR, PNP, TIP32C, HFE:, 10-50, TO-220, RL 485I-P32C+5 4

Integrated Circuits
Reference
Designator
Description
V
endor Part
Number
Note
U300 IC, PWM, CONTROLER, TOP258YN, TO-220-7C, PI 3132-7241+0-35 4
U301 PHOTOCOUPLER, EL817, EVERLIGHT 481E-L817+3 4
U302B HEAT, SINK, FOR, 7805, 2438-17 5400-9130+0 4
U302C SCREW, 3X8, TAPPING 2950-3008+3000 4
U302D SCREW, B-TITE, PH, M2.6X, 6, , MM, BZ, CROSS 2950-2606+3000 4
U302E INSULATION, MICA, T-400, 8302, 18X12.7M, ,
T0220
3100-8040+0 4
U302F PLASTIC BUSHING, TO-220A 4152-6830+0 4
U303 IC, AMP, TDA8920BTH, SOT566-3, ONLY, FOR,
BOSE
3132-2641+1 4
U304B HEAT, SINK, FOR, 7805, 2438-17 5400-9130+0 4
U304C SCREW, 3X8, TAPPING 2950-3008+3000 4
U304D SCREW, B-TITE, PH, M2.6X, 6, , MM, BZ, CROSS 2950-2606+3000 4
U304E INSULATION, MICA, T-400, 8302, 18X12.7M, ,
T0220
3100-8040+0 4
U304F PLASTIC BUSHING, TO-220A 4152-6830+0 4
U305 IC, REGULATOR, TL432BIDBZR, SOT-23-3, TI 3132-7691+0-16 4
U306 IC, REGULATOR, NJM7805DLA, TO-252 3132-7310+0 4


Bose FreeSpace IZA 190-HZ Specifications

General

Amplifier class	D
RMS rated power	90 W
Channels quantity	1 channels
Audio output channels	- channels
Peak power per channel	- W
Signal-to-Noise Ratio (SNR)	- dB
Total Harmonic Distortion (THD)	1 %
XLR in	Yes
Line inputs (RCA)	2
Line outputs (RCA)	1
Speakers connectivity type	RCA
Product color	Silver
Rack capacity	1U
Volume control	Rotary
Connectivity technology	Wired
AC input voltage	230 V
AC input frequency	50 - 60 Hz
Power protection features	Overheating, Short circuit
Power consumption (typical)	15 W
Package weight	4100 g

Weight and Dimensions

Depth	310 mm
Width	214 mm
Height	45 mm
Weight	3200 g