參數(shù)資料
型號: NCP1521BMUTBG
廠商: ON SEMICONDUCTOR
元件分類: 穩(wěn)壓器
英文描述: 1.5 MHz, 600 mA Step−Down DC−DC Converter
中文描述: 1.2 A SWITCHING REGULATOR, 1800 kHz SWITCHING FREQ-MAX, PDSO6
封裝: 2 X 2 MM, 0.65 MM PITCH, LEAD FREE, UDFN-6
文件頁數(shù): 5/14頁
文件大?。?/td> 226K
代理商: NCP1521BMUTBG
NCP1521B
http://onsemi.com
5
TABLE OF GRAPHS
Typical Characteristics for Step
down Converter
Figure
I
STB
Standby Current
vs. Input Voltage
7
I
q
Quiescent Current, PFM No Switching
vs. Input Voltage
8
V
OUT
Output Voltage Accuracy
vs. Temperature
9 and 10
Eff
Efficiency
vs. Output Current
11, 12, and 13
Freq
Switching Frequency
vs. Input Voltage
14
V
OUT
Soft
Start
vs. Time
15
V
OUT
Short Circuit Protection
vs. Time
16
V
OUT
Line Regulation
vs. Input Voltage
17 and 18
V
OUT
Line Transient
vs. Time
19, 20, 21, and 22
V
OUT
Load Regulation
vs. Output Current
23 and 24
V
OUT
Load Transient
vs. Time
25, 26, 27, and 28
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
2.7
3.2
3.7
4.2
4.7
5.2
Figure 7. Shutdown Current vs. Supply Voltage
I
S
V
IN
, INPUT VOLTAGE (V)
EN = 0 V
I
OUT
= 0 mA
29
30
31
32
33
34
35
2.5
3.0
3.5
4.0
4.5
5.0
5.5
Figure 8. Quiescent Current PFM No Switching
vs. Supply Voltage
Q
V
IN
, INPUT VOLTAGE (V)
EN = V
IN
I
OUT
= 0 mA
相關(guān)PDF資料
PDF描述
NCP1521BSNT1G 1.5 MHz, 600 mA Step−Down DC−DC Converter
NCP1521B 1.5 MHz, 600 mA Step-Down DC-DC Converter(1.5MHz, 600mA降壓DC-DC轉(zhuǎn)換器)
NCP1522B 3 MHz, 600 mA Step-Down DC-DC Converter(3MHz, 600mA降壓DC-DC轉(zhuǎn)換器)
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NCP1523B 3 MHz, 600 mA, High-Efficiency, Adjustable Output Voltage Step-down Converter(3MHz, 600mA, 高效, 可調(diào)輸出電壓降壓轉(zhuǎn)換器)
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