參數(shù)資料
型號(hào): PEF2023
廠商: SIEMENS AG
英文描述: ISDN DC Converter Circuit IDCC
中文描述: 綜合業(yè)務(wù)數(shù)字網(wǎng)DC轉(zhuǎn)換器電路IDCC
文件頁數(shù): 22/25頁
文件大小: 145K
代理商: PEF2023
PEB 2023
PEF 2023
Electrical Characteristics
Semiconductor Group
22
08.97
3.4
DC Characteristics
Parameter
Symbol
Limit Values
Unit
Test Condition
min.
typ.
max.
Supply current (pin
V
S
to GND)
I
S
6
12
μ
A
V
EXT
=
6.2V,
V
S
= 40V
Reference
V
REF
Output voltage
V
REF O
3.96
4.0
4.04
V
T
A
= 25°C
,
I
L
= 0mA,
V
S
= 40V
T
A
= 25°C
,
V
S
= 25 to 65V,
I
L
= 0mA,
T
A
= 25°C
,
I
L
= 0.1 to 0.3mA,
V
S
= 40V
T
A
= -40 to 85°C
,
I
L
= 0mA,
V
S
= 40V
Line regulation
V
REF Line
0.1
5
mV
Load regulation
V
REF Load
2
5
mV
Temperature stability
V
REF TS
10
20
mV
Oscillator SYNC, RC
f
OSC
= 20kHz, R
T
= 39k
±
1 %,
C
T
= 1nF
±
1 %
Initial accuracy
f
O
±
5
±
10
%
T
A
= 25°C
,
V
S
= 40V
T
A
= 25°C
,
V
S
= 25 to 65V
T
A
= -40 to 85°C
,
V
S
= 40V
R
T
=20k
,
C
T
=10pF
Voltage stability of
f
OSC
f
O Line
±0.
1
±
1
%
Temperature stability of
f
OSC
f
O TS
±
5
%
Max. frequency
f
max
V
H
V
L
V
SYNC H
550
kHz
H-sawtooth voltage
3.0
3.2
3.4
V
L-sawtooth voltage
1.6
1.8
2.0
V
H-sync output level
2.4
3.5
5.25
V
I
L
= 0.5mA,
V
EXT
=
6.2V
I
L
= 20
μ
A
L-sync output level
V
SYNC L
0.2
0.8
V
Pulse Width Modulator
Duty cycle
t
d
0
50
%
Soft Start
C
SS
Charging current
I
C
1
1.5
2
μA
V
CSS
= 0V
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