參數(shù)資料
型號： FAN5094MTC
廠商： FAIRCHILD SEMICONDUCTOR CORP
元件分類： 穩(wěn)壓器
中文描述： 3 A SWITCHING CONTROLLER, 2000 kHz SWITCHING FREQ-MAX, PDSO28
封裝： TSSOP-28
文件頁數(shù)： 17/22頁
文件大?。?/td> 182K
代理商： FAN5094MTC
FAN5094
PRODUCT SPECIFICATION
4
REV. 1.0.2 5/13/02
Recommended Operating Conditions
Parameter
Conditions
Min.
Typ.
Max.
Units
Output Driver Supply, Boot
See Figure 1
16
17
V
VCC
10.8
12
13.2
V
Input Logic HIGH
2.0
V
Input Logic LOW
0.8
V
Ambient Operating Temperature
0
70
°C
Electrical Specications
(VCC = 12V, VOUT = 1.500V, and TA = +25°C using circuit in Figure 1, unless otherwise noted.)
The
denotes specications which apply over the full operating temperature range.
Parameter
Conditions
Min.
Typ.
Max.
Units
Output Voltage
See Table I
1.100
1.850
V
Output Current
60
A
Internal Reference Voltage
1.4925
1.5000
1.5075
V
Initial Voltage Setpoint
ILOAD = 0.8A
1.488
1.500
1.512
V
Output Temperature Drift
TA = 0 to 70
°C+5
mV
Line Regulation
VIN = 11.4V to 12.6V
+130
V
Droop3
ILOAD = 0.8A to Imax
-90
-100
-110
mV
Programmable Droop Range
RDROOP = TBD to TBD
-10
0
%VOUT
Total Output Variation, Steady
State1
ILOAD = 0.8A to Imax
1.430
1.570
V
Total Output Variation,
Transient2
ILOAD = 0.8A to Imax
1.430
1.570
V
Response Time
VOUT = 10mV
100
nsec
Gate Drive On-Resistance
1.0
Upper Drive Low Voltage
VHDRV – VSW at Isink = 10A
0.2
V
Upper Drive High Voltage
VBOOT – VHDRV at Isource = 10A
0.5
V
Lower Drive Low Voltage
Isink = 10A
0.2
V
Lower Drive High Voltage
VCC – VLDRV at Isource = 10A
0.5
V
Output Driver Rise & Fall Time
See Figure 2
20
nsec
Current Mismatch
RDS,on(A) = RDS,on(B)
5
%
Output Overvoltage Detect
2.1
2.3
V
Efficiency
ILOAD = Imax,
ILOAD = 2A, E*-mode enabled
85
70
%
Oscillator Frequency
RT = 41.2K
450
600
750
KHz
Oscillator Range
RT = 125K
to 12.5K
200
2000
KHz
Maximum Duty Cycle
RT = 125K
90
%
Minimum LDRV on-time
RT=12.5K
330
nsec
Input Low Current, VID pins
VVID = 0.4V
50
A
Soft Start Current
10
A
Enable Threshold
ON
OFF
0.4
1.0
V
BYPASS Voltage
4.75
5
5.25
V
BYPASS Capacitor
220
1000
nF
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