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參數(shù)資料
| 型號： | FN4496 |
| 廠商： | Intersil Corporation |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | Advanced PWM and Dual Linear Power Control |
| 中文描述： | 先進(jìn)的雙PWM和線性功率控制 |
| 文件頁數(shù)： | 4/14頁 |
| 文件大?。?/td> | 323K |
| 代理商： | FN4496 |
213
Absolute Maximum Ratings
Thermal Information
Supply Voltage, V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+15V
PGOOD, RT, FAULT, and GATE Voltage. . GND - 0.3V to V
CC
+ 0.3V
Input, Output or I/O Voltage. . . . . . . . . . . . . . . . . . GND -0.3V to 7V
Operating Conditions
Supply Voltage, V
CC
. . . . . . . . . . . . . . . . . . . . . . . . . . . +12V
±
10%
Ambient Temperature Range. . . . . . . . . . . . . . . . . . . . . 0
o
C to 70
o
C
Junction Temperature Range . . . . . . . . . . . . . . . . . . . 0
o
C to 125
o
C
Thermal Resistance (Typical, Note 1)
SOIC Package . . . . . . . . . . . . . . . . . . . . . . . . . . . .
SOIC Package (with 3 in
2
of copper) . . . . . . . . . . .
Maximum Junction Temperature (Plastic Package) . . . . . . . .150
o
C
Maximum Storage Temperature Range . . . . . . . . . -65
o
C to 150
o
C
Maximum Lead Temperature (Soldering 10s). . . . . . . . . . . . .300
o
C
(SOIC - Lead Tips Only)
θ
JA
(
o
C/W)
60
50
CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the
device at these or any other conditions above those indicated in the operational sections of this specification is not implied.
NOTE:
1.
θ
JA
is measured with the component mounted on an evaluation PC board in free air.
Electrical Specifications
Recommended Operating Conditions, Unless Otherwise Noted. Refer to Figures 1, 2 and 3
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNITS
VCC SUPPLY CURRENT
Nominal Supply
I
CC
UGATE1, DRIVE3, LGATE1, and VOUT4 Open
-
10
-
mA
POWER-ON RESET
Rising VCC Threshold
V
OCSET
= 4.5V
8.6
-
10.4
V
Falling VCC Threshold
V
OCSET
= 4.5V
8.2
-
10.2
V
Rising VIN2 Under-Voltage Threshold
2.45
2.55
2.65
V
VIN2 Under-Voltage Hystersis
-
500
-
mV
Rising V
OCSET1
Threshold
-
1.25
-
V
OSCILLATOR
Free Running Frequency
RT = OPEN
185
200
215
kHz
Total Variation
6k
< RT to GND < 200k
-15
-
+15
%
Ramp Amplitude
V
OSC
RT = Open
-
1.9
-
V
P-P
REFERENCE AND DAC
DAC(VID0-VID4) Input Low Voltage
-
-
0.8
V
DAC(VID0-VID4) Input High Voltage
2.0
-
-
V
DACOUT Voltage Accuracy
-1.0
-
+1.0
%
Reference Voltage (Pin FB2 and FB3)
1.240
1.265
1.290
V
LINEAR REGULATOR
Regulation
10mA < I
VOUT2
< 150mA
FB2 Rising
-2.5
-
+2.5
%
Under Voltage Level
FB2
UV
-
75
87
%
Under Voltage Hysteresis
-
6
-
%
Over Current Protection
180
230
-
mA
Over Current Protection During Start-Up
560
700
-
mA
LINEAR CONTROLLER
Regulation
VSEN3 = DRIVE3, 0 < I
DRIVE3
< 20mA
FB3 Rising
-2.5
-
+2.5
%
Under Voltage Level
FB3
UV
-
75
87
%
Under Voltage Hysteresis
-
6
-
%
Output Drive Current
I
DRIVE3
VIN2 - V
DRIVE3
> 0.6V
20
40
-
mA
PWM CONTROLLER ERROR AMPLIFIER
DC Gain
-
88
-
dB
Gain-Bandwidth Product
GBWP
-
15
-
MHz
HIP6017
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