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參數資料
| 型號： | PQ1CX22H2ZPQ |
| 廠商： | SHARP ELECTRONICS CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 2.5 A SWITCHING REGULATOR, 165 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封裝： | ROHS COMPLIANT, SOP-8 |
| 文件頁數： | 3/5頁 |
| 文件大?。?/td> | 145K |
| 代理商： | PQ1CX22H2ZPQ |
3
Sheet No.: OP06058
PQ1CX22H2ZPQ
10
20
30
0
100
90
80
70
60
VO=3.3V,IO=2A
VO=3.3V,IO=0.5A
VO=5V,IO=0.5A
VO=5V,IO=2A
Tj=25C
01
2
3
0.1
0.2
0.3
0.4
0
0.5
Tj=25C
Input voltage VIN (V)
Ef
ficiency
η(%)
Switching current ISW (A)
Output
saturation
voltage
V
SAT
(V)
Fig.6 Reference Voltage Fluctuation vs.
Junction Temperature
Junction temperature Tj (°C)
Reference
voltage
fluctuation
Δ
V
REF
(%)
Fig.7 Oscillation Frequency Fluctuation vs.
Junction Temperature
Junction temperature Tj (°C)
Oscillation
frequency
fluctuation
Δ
fO
(%)
12
3
4
56
0
0.2
1
1.4
1.6
0.4
0.6
0.8
1.2
1.8
VIN=5V
VO=3.3V
ISW=2A
Tj=-30C
Tj=25C
Tj=90C
Fig.8 Overcurrent Detecting Level
Fluctuation vs. Junction Temperature
Junction temperature Tj (°C)
Overcurrent
detecting
level
fluctuation
Δ
IL
(%)
Fig.9 Output Saturation Voltage vs.
Voltage between VB and VOUT
Voltage between VB and VOUT (V)
Output
saturation
voltage
V
SA
T
(V)
Fig.4 Efficiency vs. Input Voltage
Fig.5 Output Saturation Voltage vs.
Switching Current
-2
-25
0
25
50
75
100
125
-50
-1
0
1
2
VIN=5V
VO=3.3V
IO=0.5A
-10
-25
0
25
50
75
100
125
-50
-5
0
5
10
VIN=5V
VO=3.3V
IO=0.5A
-10
-25
0
25
50
75
100
125
-50
-5
0
5
10
VIN=5V
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