參數(shù)資料
型號: FAN5231
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 穩(wěn)壓器
英文描述: Micropower 5V, 100mA Low Dropout Linear Regulator
中文描述: 1 A SWITCHING REGULATOR, 345 kHz SWITCHING FREQ-MAX, PDSO28
封裝: QSOP-28
文件頁數(shù): 5/17頁
文件大?。?/td> 360K
代理商: FAN5231
FAN5231
REV. 1.1.1 8/15/01
5
Under-Voltage Shut-Down Level
Under-Voltage Shut Down Delay
Over-Voltage Shut-Down
Over-Voltage Shut Down Delay
Over-Current Comparator
Threshold
Linear Regulator
Output Voltage
Load Regulation
Under-Voltage Shut-Down Level
Current Limit
PWM Controller Error Amplifiers
DC Gain
Gain-Bandwidth Product
Slew Rate
PWM 1 Controller Gate Drivers
Upper Drive Pull-Up Resistance
Upper Drive Pull-Down Resistance
Lower Drive Pull-Up Resistance
Lower Drive Pull-Down Resistance
PWM 2 Controller Gate Drivers
Upper Drive Pull-Up Resistance
Upper Drive Pull-Down Resistance
Lower Drive Pull-Up Resistance
Lower Drive Pull-Down Resistance R
Power Good
V
OUT1
Upper Threshold
V
T
V
T
I
OC2
UV2
1.05
1.65
100
1.20
1.80
170
V
μs
V
μs
μA
DOC2
1.4
2.4
135
OVP2
DOV2
VOUT3
2.5
250
V
%
%
mA
10mA < I
VOUT3
< 150mA
-2.0
1.8
190
2.0
2.0
340
V
I
OC3
UV3
By design
By design
By design
86
2.7
1
dB
MHz
V/μs
GBWP
SR
R
R
R
R
1UGPUP
6
3
6
8
5
8
1UGPDN
1LGPUP
1LGPDN
0.8
1.5
R
R
R
2UGPUP
12
6
10
6
20
10
20
10
2UGPDN
2LGPUP
2LGPDN
Percent of the voltage defined by the
VID code
Percent of the voltage defined by the
VID code
108
114
%
V
Edge
OUT1
Lower Threshold, Falling
85
92
%
V
Edge
V
OUT2
V
OUT2
V
OUT3
V
OUT3
PGOOD Voltage Low
PGOOD Leakage Current
OUT1
Lower Threshold, Risisng
Percent of the voltage defined by the
VID code
87
94
%
Upper Threshold
Lower Threshold
Upper Threshold
Lower Threshold
1.60
1.30
2.65
2.15
1.75
1.45
2.85
2.35
0.4
1.0
V
V
V
V
V
μA
V
I
PGlLKG
PGOOD
I
V
PGOOD
= -1.6mA
= 5.0V
PULLUP
Electrical Specifications
(Recommended Operating Conditions, Unless Otherwise Noted. Refer to Figures 1, 2 and 3)
(Continued)
Parameter
Symbol
Test Condition
Min.
Typ. Max Units
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相關代理商/技術參數(shù)
參數(shù)描述
FAN5231 WAF 制造商:Fairchild Semiconductor Corporation 功能描述:
FAN5231QSC 功能描述:開關變換器、穩(wěn)壓器與控制器 QSOP-28 RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關頻率:1 MHz 工作溫度范圍: 安裝風格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel
FAN5231QSCX 功能描述:開關變換器、穩(wěn)壓器與控制器 QSOP-28 RoHS:否 制造商:Texas Instruments 輸出電壓:1.2 V to 10 V 輸出電流:300 mA 輸出功率: 輸入電壓:3 V to 17 V 開關頻率:1 MHz 工作溫度范圍: 安裝風格:SMD/SMT 封裝 / 箱體:WSON-8 封裝:Reel
FAN5232 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Adjustable PWM Buck Controller for LCD PCs
FAN5232_CBC3116B WAF 制造商:Fairchild Semiconductor Corporation 功能描述: