ADP1621(RevB) データシートの表示（PDF） - Analog Devices
部品番号
コンポーネント説明
一致するリスト
ADP1621 Datasheet PDF : 32 Pages
| |||
ADP1621
250
VIN = 5V
CS = 30V
200
150
100
50
0
–40
10
60
110
160
CS LEAKAGE (nA)
Figure 17. Temperature vs. CS Leakage
Data Sheet
1.6
VIN = 5V
1.4 SDSN = 0V
1.2
1.0
0.8
0.6
0.4
0.2
0
–50
0
50
100
150
TEMPERATURE (°C)
Figure 20. Shutdown IN Current vs. Temperature
8
VFB = 1.2113V AT 25°C
FB BIAS CURRENT IS MEASURED
BY FORCING A CONSTANT 1.2113V
4
OVER THE TEMPERATURE RANGE.
0
–4
–8
–12
–16
–50
0
50
100
150
TEMPERATURE (°C)
Figure 18. FB Bias Current vs. Temperature
1.2165
1.2160
1.2155
VIN = 5V
SDSN = 0V
1.2150
1.2145
1.2140
1.2135
1.2130
1.2125
1.2120
–50
0
50
100
150
TEMPERATURE (°C)
Figure 21. FB Voltage vs. Temperature
90
80
70
60
50
fOSC = 200kHz
40
fOSC = 550kHz
30
20
10
0
1.0
1.2
1.4
1.6
1.8
2.0
2.2
fSYNC/fOSC
Figure 19. Slope-Compensation Current vs. fSYNC/fOSC
TA = 25°C
VIN = 3.3V
VOUT = 5V
LOAD = 0.1A
DCM OPERATION
4
CH4 = INDUCTOR CURRENT
2
CH2 = DRAIN VOLTAGE
1
CH1 = GATE
CH1 5V
CH2 5V
M2µs
CH4 500mAΩ
A CH1 2.9V
Figure 22. DCM Switching Waveform
Rev. B | Page 10 of 32
Share Link: 