參數(shù)資料
型號(hào): NCV4275DT
廠商: ON SEMICONDUCTOR
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: 5.0 V Low-Drop Voltage Regulator
中文描述: 5 V FIXED POSITIVE LDO REGULATOR, 0.5 V DROPOUT, PSSO4
封裝: DPAK-5
文件頁(yè)數(shù): 9/12頁(yè)
文件大小: 80K
代理商: NCV4275DT
NCV4275
http://onsemi.com
9
100
10
1.0
0.1
0.01
0.0000001
PULSE WIDTH (sec)
R
J
2
°
/
0.000001
0.00001
0.0001
0.001
0.01
0.1
1.0
10
100
1000
Nonnormalized Response
50% Duty Cycle
20%
10%
5%
2%
1%
100
10
1.0
0.1
0.01
0.0000001
PULSE WIDTH (sec)
R
J
2
°
/
0.000001
0.00001
0.0001
0.001
0.01
0.1
1.0
10
100
1000
Nonnormalized Response
50% Duty Cycle
Figure 10. Duty Cycle for 1” Spreader Boards, DPAK 5Lead
20%
10%
5%
2%
1%
Figure 11. Duty Cycle for 1” Spreader Boards, D
2
PAK 5Lead
Junction
R
1
C
1
C
2
R
2
C
3
R
3
C
n
R
n
Time constants are notsimple RC products. Amplitudes
of mathematical solution are notthe resistance values.
Ambient
(thermal ground)
Figure 12. Grounded Capacitor Thermal Network (“Cauer” Ladder)
Junction
R
1
C
1
C
2
R
2
C
3
R
3
C
n
R
n
Each rung is exactly characterized by its RCproduct
time constant; amplitudes are the resistances.
Ambient
(thermal ground)
Figure 13. NonGrounded Capacitor Thermal Ladder (“Foster” Ladder)
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