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參數資料
| 型號： | NCP1417 |
| 廠商： | ON SEMICONDUCTOR |
| 英文描述： | 200 mA DC-DC Step-up Converter with Dual Low Battery Protection |
| 中文描述： | 200毫安的DC - DC升壓轉換器，具有雙低電池保護 |
| 文件頁數： | 8/16頁 |
| 文件大小： | 128K |
| 代理商： | NCP1417 |
NCP1417
http://onsemi.com
8
Figure 21. Continuous Conduction
Mode Switching Waveform
Figure 22. Discontinuous Conduction
Mode Switching Waveform
(V
IN
= 2.2 V, V
OUT
= 3.3 V, I
LOAD
= 100 mA; L = 22
μ
H,
C
OUT
= 33
μ
F)
Upper Trace: Voltage at L
X
pin, 2.0 V/Division
Middle Trace: Output Voltage Ripple, 50 mV/Division
Lower Trace: Inductor Current, I
L
, 100 mA/Division
Figure 23. Line Transient Response for V
OUT
= 3.3 V
(V
IN
= 2.2 V, V
OUT
= 3.3 V, I
LOAD
= 30 mA; L = 22
μ
H,
C
OUT
= 33
μ
F)
Upper Trace: Voltage at L
X
pin, 2.0 V/Division
Middle Trace: Output Voltage Ripple, 50 mV/Division
Lower Trace: Inductor Current, I
L
, 100 mA/Division
Figure 24. Load Transient Response for V
IN
= 1.8 V
(V
IN
= 1.8 V, V
OUT
= 3.0 V, L = 22
μ
H, C
OUT
= 33
μ
F)
Upper Trace: Output Voltage Ripple, 100 mV/Division
Lower Trace: Battery Voltage, V
IN
, 1.0 V/Division
(V
OUT
= 3.3 V, I
LOAD
= 10 mA to 100 mA; L = 22
μ
H,
C
OUT
= 33
μ
F)
Upper Trace: Output Voltage Ripple, 100 mV/Division
Lower Trace: Load Current, I
LOAD
, 50 mA/Division
Figure 25. Load Transient Response for V
IN
= 2.4 V
(V
OUT
= 3.3 V, I
LOAD
= 10 mA to 100 mA; L = 22
μ
H,
C
OUT
= 33
μ
F)
Upper Trace: Output Voltage Ripple, 100 mV/Division
Lower Trace: Load Current, I
LOAD
, 50 mA/Division
Figure 26. Load Transient Response for V
IN
= 3.3 V
(V
OUT
= 3.3 V, I
LOAD
= 10 mA to 100 mA; L = 22
μ
H,
C
OUT
= 33
μ
F)
Upper Trace: Output Voltage Ripple, 100 mV/Division
Lower Trace: Load Current, I
LOAD
, 50 mA/Division
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