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參數(shù)資料
| 型號： | FAN2011 |
| 廠商： | Fairchild Semiconductor Corporation |
| 英文描述： | 1.5A Low Voltage Current Mode Synchronous PWM Buck Regulator |
| 中文描述： | 1.5A的低電壓電流模式同步PWM降壓穩(wěn)壓器 |
| 文件頁數(shù)： | 4/10頁 |
| 文件大小： | 240K |
| 代理商： | FAN2011 |
4
www.fairchildsemi.com
FAN2011/FAN2012 Rev. 1.0.2
F
Electrical Characteristics
V
IN
= 4.5V to 5.5V, V
+85
°
C, unless otherwise noted. Typical values are at T
Additional Electrical Characteristics for FAN2012
T
A
= 0
°
C to +85
°
C, V
IN
= 4.5 to 5.5V. Typical values are at T
Notes:
5. Load transient response test waveform.
Figure 3. Load Transient Response Test Waveform
OUT
= 1.2V, I
OUT
= 200mA, C
IN
= 10μF, C
= 25
°
C.
OUT
= 4 x 10μF, L = 3.3μH, T
A
= 0
°
C to
A
Parameter
Conditions
Min.
Typ.
Max.
Units
Input Voltage
4.5
5.5
V
Quiescent Current
I
OUT
V
IN
Hysteresis
= 0mA
7
10
mA
UVLO Threshold
rising
3.5
3.7
3.9
V
150
mV
PMOS On Resistance
V
IN
= V
GS
= 5V
150
290
m
NMOS On Resistance
V
IN
= V
GS
= 5V
150
290
m
P-channel Current Limit
4.5V < V
IN
< 5.5V
2200
2600
3500
mA
Over-Temperature Protection
Rising temperature
150
°
C
Hysteresis
20
°
C
Switching Frequency
1000
1300
1600
kHz
Line Regulation
V
IN
= 4.5 to 5.5V, I
≤
I
OUT
OUT
= 100mA
0.16
%/V
Load Regulation
0mA
≤
1500mA
0.2
0.5
%
Output Voltage During Load Transition
(Note 5)
I
OUT
from 700mA to 100mA
5
%
Output Voltage During Load Transition
(Note 5)
I
OUT
from 100mA to 700mA
-5
%
Reverse Leakage Current Into Pin SW
V
IN
= Open, EN = GND, V
sw
= 5.5V
0.1
1
μA
Reference Voltage, V
REF
0.8
V
Output Voltage Accuracy
V
0mA
IN
= 4.5 to 5.5V
≤
I
OUT
≤
1500mA
FAN2011
FAN2012
-2
2
%
FAN2011I
FAN2012I
-40
°
C to +85
°
C
-3
3
%
A
= 25
°
C.
Parameter
Conditions
Min.
Typ.
Max.
Units
Shutdown Mode Supply Current
V
EN
= 0V
0.1
1
μA
EN Bias Current
0.1
μA
EN High Voltage
1.3
V
EN Low Voltage
0.4
V
0.6
Time (mSec)
I
L
s
0
4.6
100
700
tr = 67nS
tf = 67nS
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| FAN2011I | 1.5A Low Voltage Current Mode Synchronous PWM Buck Regulator |
| FAN2012IMPX | 1.5A Low Voltage Current Mode Synchronous PWM Buck Regulator |
| FAN2011IMPX | 1.5A Low Voltage Current Mode Synchronous PWM Buck Regulator |
| FAN2011MPX | 1.5A Low Voltage Current Mode Synchronous PWM Buck Regulator |
| FAN2012 | 1.5A Low Voltage Current Mode Synchronous PWM Buck Regulator |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| FAN2011_06 | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:1.5A Low Voltage Current Mode Synchronous PWM Buck Regulator |
| FAN2011_ACA3086B WAF | 制造商:Fairchild Semiconductor Corporation 功能描述: |
| FAN2011EMPX | 功能描述:直流/直流開關(guān)轉(zhuǎn)換器 ANG FG 1.5a Syncr. Switcher 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 |
| FAN2011I | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:1.5A Low Voltage Current Mode Synchronous PWM Buck Regulator |
| FAN2011IMPX | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:1.5A Low Voltage Current Mode Synchronous PWM Buck Regulator |
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