參數(shù)資料
型號(hào)： 933897020112
廠商： NXP SEMICONDUCTORS
元件分類(lèi)： 通信及網(wǎng)絡(luò)
英文描述： SPECIALTY TELECOM CIRCUIT, PDSO8
封裝： PLASTIC, SOT-96, SO-8
文件頁(yè)數(shù)： 16/18頁(yè)
文件大小： 144K
代理商： 933897020112
September 1994
7
Philips Semiconductors
Product specication
Supply circuit with power-down for
telephone set peripherals
TEA1081
CHARACTERISTICS
VLN = 4 V; VLN(rms) = 100 mV; IO = 5 mA; f = 300 to 3400 Hz; RL = 100 k; CL = 2.2 F; RV =75k; Tamb =25 °C;
unless otherwise specied; see Fig.6.
SYMBOL
PARAMETER
CONDITIONS
MIN.
TYP.
MAX.
UNIT
VLN
operating DC line voltage
2.5
12.0
V
VLNmin
minimum instantaneous line voltage
1.4
V
VLNmax
maximum instantaneous line voltage
12.0
V
Characteristics with RV =75k connected between pins 6 and 7 and CL =10 F
I1
input current (pin 1)
VLN(rms) =0V
5.8
mA
VLN(rms) = 1.5 V; IO =15mA
30
mA
VO
output voltage (pin 7)
3.0
V
VO
variation of output voltage over the
ranges of:
line voltage
VLN =4to6V
100
mV
temperature
Tamb = +25 to 25 °C
100
mV
temperature
Tamb = +25 to +75 °C
100
mV
output current
IO =5to20mA
100
mV
I6
control current (pin 6)
20
A
Characteristics without RV
I1
input current (pin 1)
VLN(rms) =0V
6.0
mA
VLN(rms) = 1.5 V; IO =15mA
31
mA
V
LN-O
voltage drop from line to output
IO =0mA
0.5
V
IO = 15 mA; VLN(rms) = 1.5 V
1.1
V
IO
output current (pin 7)
TEA1081
30
mA
TEA1081T
20
mA
RS
internal series resistance
20
IINT
internal supply current
IO = 0 mA; PD = LOW; VSP =VO
0.8
1.4
mA
IO = 0 mA; PD = HIGH (note 1);
VSP >2V
40
60
A
THD
total harmonic distortion
VLN(rms) = 1.5 V
2%
BRL
balance return loss
600
reference
25
dB
VLN(2H)
second harmonic level of line voltage
f = 500 Hz; VLN = 0 dBm;
Zline = 600
58
dBm
VLN(3H)
third harmonic level of line voltage
f = 500 Hz; VLN = 0 dBm;
Zline = 600
60
dBm
Vni(rms)
noise voltage on input terminal
(RMS value)
VLN(rms) =0V; RL = 600 ;
P53 curve
83
dBmp
Power-down input (pin 4)
VIL
LOW level input voltage
0.3
V
VIH
HIGH level input voltage
1.5
VSP
V
I4
input current
10
A
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