參數(shù)資料
型號： ah-27
廠商： Micrel Semiconductor,Inc.
元件分類： 圓形連接器
英文描述： Circular Connector; No. of Contacts:22; Series:MS27473; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:12; Circular Contact Gender:Pin; Circular Shell Style:Straight Plug; Insert Arrangement:12-22 RoHS Compliant: No
中文描述： 減緩電壓調(diào)節(jié)導(dǎo)通的杰里克梅茨
文件頁數(shù)： 3/3頁
文件大?。?/td> 69K
代理商： AH-27
AH-27
Micrel
3-204
1997
Typical LDO Regulator
V
REF
V
OUT
R1
300k
R2
100k
V
ADJ
OUT
IN
GND
C
IN
22μF
ADJ
MIC29152
V
IN
C
OUT
22μF
D1
C1
0.1μF
R
T
33k
C
10μF
R4
240k
EN
D2
1N4001
R3
240k
V
CONTROL
1N4148
Figure 5. Slow Turn-On Without Pedestal Voltage
0
0
2
0.2
4
0.4
0.6
0.8
10
5
1.0
0
O
TIME (s)
Figure 6. Turn-On Behavior of Figure 5
which corresponds to the first 60% of the capacitor RC charge
curve. R3 is calculated as follows:
at turn-on time force
V
ADJ
= 1.5V
(just slightly higher than V
REF
)
then
I
=
V
R2
R2
R1
R1
CONTROL
1 5
.
×
+
and
R3 = V
0.6V
I
IN min
CONTROL
Since the MIC29152 is a low-dropout regulator, 6V was
chosen for V
IN
(min). This corresponds to the small (approxi-
mately 40 msec) delay before the output begins to rise. With
7V input the initial delay is considerably more noticeable.
相關(guān)PDF資料
PDF描述
ah-29 Circular Connector; No. of Contacts:22; Series:MS27473; Body Material:Aluminum; Connecting Termination:Crimp; Connector Shell Size:12; Circular Contact Gender:Socket; Circular Shell Style:Straight Plug; Insert Arrangement:12-22 RoHS Compliant: No
AH0014 Sand Paper; Abrasive Grade:F SFN; Color:White; Pack Quantity:3; Roll Length:30ft; Width:4"
AH0014C Sand Paper; Abrasive Grade:A MED; Color:Maroon; Pack Quantity:3; Roll Length:30ft; Width:4"
AH0014CD DIP Socket; No. of Contacts:64; Pitch Spacing:0.07"; Row Spacing:0.8"; Terminal Type:PC Board; Leaded Process Compatible:Yes; Peak Reflow Compatible (260 C):No RoHS Compliant: Yes
AH0014D DIP Socket; No. of Contacts:64; Pitch Spacing:0.07"; Row Spacing:0.8"; Terminal Type:Solder Tail; Leaded Process Compatible:Yes; Peak Reflow Compatible (260 C):No RoHS Compliant: Yes
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