參數(shù)資料
型號: L7590C
廠商: Lineage Power
英文描述: Telephone Ringing Driver(電話振鈴驅(qū)動(dòng)器)
中文描述: 電話振鈴驅(qū)動(dòng)(電話振鈴驅(qū)動(dòng)器)
文件頁數(shù): 8/10頁
文件大?。?/td> 269K
代理商: L7590C
8
Lucent Technologies Inc.
Data Sheet
June 1998
L7590C Telephone Ringing Driver
Application
(continued)
12-3375.B(F)
Notes:
THD % =
x 100.
RX = 15
.
Figure 5. L7590C Test Connections
HP3311A
SIGNAL
GENERATOR
25 Hz
+5 V
0.1
μ
F
100 kHz (PWM)
SIGNAL LEVEL = 0 V TO 5 V
PULSE/FUNCTION
GENERATOR
100 kHz RATE
HP8116A
V
DD
CB1 CB2
GNDD
OUT
L1
GNDR
L2
R
ILIM
20 mH
C1
1.0
μ
F
450
3.4
μ
F
1386
40
μ
F
HP3585A
SPECTRUM
ANALYZER
V
NEG
= –170 V
R
X
C2
1
μ
F
CLK
EN
V
NEG
V
REF
L7590C
C
NEG
1.0
μ
F
2
E3
2
E4
2
. . .
+
+
+
E1
2
E2
2
E3
2
E4
2
. . .
+
+
+
+
-------------E2
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