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參數(shù)資料
| 型號(hào)： | SP6122CUB-L-2.5 |
| 廠商： | EXAR CORP |
| 元件分類： | 穩(wěn)壓器 |
| 英文描述： | 2 A SWITCHING CONTROLLER, 780 kHz SWITCHING FREQ-MAX, PDSO8 |
| 封裝： | MICRO, PLASTIC, SOIC-8 |
| 文件頁(yè)數(shù)： | 14/20頁(yè) |
| 文件大?。?/td> | 116K |
| 代理商： | SP6122CUB-L-2.5 |
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3
PRELIMINARY
INFORMATION
Rev. 5/22/01
SP6122 Low Voltage, Micro 8, PFET, Buck Controller
Copyright 2001 Sipex Corporation
PARAMETER
MIN
TYP
MAX
UNITS
CONDITIONS
RDS OVER CURRENT COMPARATOR
Over Current Comparator
130
150
180
mV
V(ISET) - V(ISENSE) 25°C only
Threshold Voltage
Threshold Voltage Temperature
-
3300
-
ppm/
°C
Coefficient
ISET Sink Current
18
23
28
A
Current into ISET 25°C only
ISET Current Temperature
-
4000
-
ppm/
°C
Coefficient
ISENSE Input Bias Current
-
100
nA
ISET, ISENSE Common Mode
2.0
-
VCC
V
Input Range
Over Current Peak Detection
-
10
-
s
Time Constant
ENABLE INPUT & FFLAG OUTPUT
ENABLE Threshold
-
1.1
-
V
ENABLE Pin Source Current
2
5
10
A
FFLAG Sink Current
3
7.5
mA
V(FFLAG) = 1V
GATE DRIVER
PDRV Rise Time
20
75
ns
0.5V to 4.5V
PDRV Fall Time
20
75
ns
4.5V to 0.5V
NOTE: Available Output Voltages: 1.5V Adj., 1.8V, 2.5V, 3.3V
Available Frequencies: 300kHz, 600kHz
SPECIFICATIONS
Unless otherwise specified: 0
°C < T
AMB < 70°C, 3.0V < VCC < 5.5V, CPDRV = 1nF, VENABLE = VCC, VFFLAG = VCC,
ISET = ISENSE = VCC, GND = 0V
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