參數(shù)資料
型號: L5980
廠商: 意法半導體
英文描述: 0.7A step-down switching regulator
中文描述: 0.7A的降壓開關穩(wěn)壓器
文件頁數(shù): 6/37頁
文件大?。?/td> 959K
代理商: L5980
Electrical characteristics
L5980
6/37
Error amplifier
V
CH
High level output voltage
V
FB
<0.6V
3
V
V
CL
Low level output voltage
V
FB
>0.6V
0.1
I
FB
Bias source current
V
FB
=0V to 0.8V
1
μ
A
I
O SOURCE
Source COMP pin
V
FB
=0.5V, V
COMP
=1V
17
mA
I
O SINK
Sink COMP pin
V
FB
=0.7V, V
COMP
=1V
(2)
25
mA
G
V
Open loop voltage gain
100
dB
Synchronization function
High input voltage
2
3.3
V
Low input voltage
1
Slave sink current
V
SYNCH
=2.9V
I
SOURCE
=200
μ
A
0.7
0.9
mA
Master output amplitude
3.0
V
Output pulse width
SYNCH floating
110
ns
Input pulse width
70
Protection
I
FBDISC
FB disconnection source
current
1
μ
A
T
SHDN
Thermal shutdown
150
°C
Hystereris
30
1.
Specification refered to T
from -40 to +125°C. Specification in the -40 to +125°C temperature range are
assured by design, characterization and statistical correlation.
2.
Guaranteed by design.
Table 3.
Electrical characteristics
Symbol
Parameter
Test condition
Values
Unit
Min
Typ
Max
相關PDF資料
PDF描述
L5980TR 0.7A step-down switching regulator
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L5985TR 2A step-down switching regulator
L5991 PRIMARY CONTROLLER WITH STANDBY
L5991A PRIMARY CONTROLLER WITH STANDBY
相關代理商/技術參數(shù)
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