參數(shù)資料
型號(hào): TDA8931
廠商: NXP Semiconductors N.V.
英文描述: Power comparator 1 X 20 W
中文描述: 功率比較1 × 20瓦
文件頁(yè)數(shù): 24/31頁(yè)
文件大小: 165K
代理商: TDA8931
9397 750 13847
Koninklijke Philips Electronics N.V. 2005. All rights reserved.
Preliminary data sheet
Rev. 01 — 14 January 2004
24 of 31
Philips Semiconductors
TDA8931
Power comparator 1
×
20 W
15. Test information
Remark:
Only valid if the TDA8931 is used as an audio amplifier.
15.1 Quality information
The General Quality Specification for Integrated Circuits, SNW-FQ-611is applicable.
(1) V
P
= 30 V; R
L
= 8
.
(2) V
P
= 22 V; R
L
= 4
.
Conditions: f
i
= 1 kHz.
Fig 16. Efficiency as a function of total output power
(1) V
P
= 30 V; R
L
= 8
.
(2) V
P
= 22 V; R
L
= 4
.
Conditions: f
i
= 1 kHz.
Fig 17. Power dissipation as a function of total output
power
P
o
(W)
0
20
16
8
12
4
001aac019
40
60
20
80
100
n
(%)
0
(1)
(2)
001aac020
1.0
1.5
0.5
2.0
2.5
P
d
(W)
0
10
2
P
o
(W)
10
2
10
10
1
1
(1)
(2)
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