參數(shù)資料
型號: NCV51411
廠商: ON SEMICONDUCTOR
英文描述: 1.5A, 260kHz, Low Voltage Buck Regulator with Synchronization Capability(具有同步能力的1.5A, 260kHz,低壓降壓調(diào)整器)
中文描述: 1.5A的,260kHz,低電壓降壓穩(wěn)壓器與同步功能(具有同步能力的1.5A的,260kHz,低壓降壓調(diào)整器)
文件頁數(shù): 5/16頁
文件大?。?/td> 181K
代理商: NCV51411
NCV51411
http://onsemi.com
5
ELECTRICAL CHARACTERISTICS (continued)
(40
°
C < T
J
< 125
°
C, 4.5 V< V
IN
< 40
V; unless otherwise specified.)
Characteristic
Unit
Max
Typ
Min
Test Conditions
General
Quiescent Current
I
SW
= 0 A
4.0
6.25
mA
Shutdown Quiescent Current
V
SHDNB
= 0 V
8.0
20
85
A
Boost Operating Current
V
BOOST
V
SW
= 2.5 V
6.0
15
40
mA/A
Minimum Boost Voltage
Note 4
2.5
V
Startup Voltage
2.2
3.3
4.4
V
Minimum Output Current
7.0
12
mA
4. Guaranteed by design, not 100% tested in production.
V
IN
GND
V
SW
BOOST
R
S
Q
1.27 V
V
FB
Figure 2. Block Diagram
+
+
+
+
+
+
+
+
Thermal
Shutdown
Oscillator
1.46 V
1.3 V
5.0 A
Artificial
Ramp
Output
Driver
Current
Limit
Comparator
Frequency
and Current
Limit Foldback
0.32 V
PWM
Comparator
I
FOLDBACK
I
REF
Shutdown
Comparator
2.9 V LDO
Voltage
Regulator
SHDNB
SYNC
V
C
Error
Amplifier
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
NCV51411DR2 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 1.5A Low Voltage RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
NCV51411DR2G 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 1.5A Low Voltage Buck RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
NCV51411MNR2 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:1.5 A, 260 kHz, Low Voltage Buck Regulator with Synchronization Capability
NCV51411MNR2G 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 BUCK REGULATOR RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT
NCV51411PWR2 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 1.5A Low Voltage RoHS:否 制造商:STMicroelectronics 最大輸入電壓:4.5 V 開關(guān)頻率:1.5 MHz 輸出電壓:4.6 V 輸出電流:250 mA 輸出端數(shù)量:2 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT