參數(shù)資料
型號(hào): TLE4271
廠商: SIEMENS A G
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: 5-V Low-Drop Fixed Voltage Regulator
中文描述: 5 V FIXED POSITIVE LDO REGULATOR, 0.7 V DROPOUT, PSFM7
文件頁(yè)數(shù): 8/23頁(yè)
文件大?。?/td> 178K
代理商: TLE4271
TLE 4271-2
Data Sheet Rev. 2.4
8
2001-04-04
Reset Generator
Switching threshold
Reset high voltage
Saturation voltage
V
RT
V
ROH
V
RO,SAT
4.5
4.5
4.65
60
4.8
V
V
mV
R
intern
= 30 k
;
1.0 V
V
Q
4.5 V
I
R
= 3 mA
1)
;
V
Q
= 4.4 V
internally connected
to Q
V
Q
<
V
RT
Saturation voltage
V
RO,SAT
200
400
mV
Reset pull-up
R
18
30
46
K
Lower reset timing
threshold
Charge current
Upper timing
threshold
Delay time
Reset reaction time
V
LD
0.2
0.45
0.8
V
I
D
V
UD
8
1.4
14
1.8
25
2.3
μ
A
V
V
D
= 1.0 V
t
D
t
RR
8
13
18
3
ms
μ
s
C
D
= 100 nF
C
D
= 100 nF
Overvoltage Protection
Turn-off voltage
V
I
, ov
40
44
46
V
Inhibit
Turn-on voltage
Turn-off voltage
Inhibit current
V
U,INH
V
L,INH
I
INH
1.0
0.8
8
2.0
1.3
12
3.5
3.3
25
V
V
μ
A
V
Q
= high (> 4.5 V)
V
Q
= low (< 0.8 V)
V
INH
= 5 V
1)
Test condition not applicable during delay time for power-on reset.
Characteristics
(cont
d)
V
I
= 13.5 V;
40
°
C
T
j
=
125
°
C;
V
INH
>
V
U,INH
(unless otherwise specified)
Parameter
Symbol
Limit Values
min.
Unit
Test Condition
typ.
max.
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