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FN4496 Folha de dados(PDF) 4 Page - Intersil Corporation

Nome de Peças FN4496
Descrição Electrónicos  Advanced PWM and Dual Linear Power Control
PDF  14 Pages
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Fabricante Electrônico  INTERSIL [Intersil Corporation]
Página de início  http://www.intersil.com/cda/home
Logo INTERSIL - Intersil Corporation

FN4496 Folha de dados(HTML) 4 Page - Intersil Corporation

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213
Absolute Maximum Ratings
Thermal Information
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .+15V
PGOOD, RT, FAULT, and GATE Voltage . . GND - 0.3V to VCC + 0.3V
Input, Output or I/O Voltage . . . . . . . . . . . . . . . . . . GND -0.3V to 7V
Operating Conditions
Supply Voltage, VCC . . . . . . . . . . . . . . . . . . . . . . . . . . . +12V ±10%
Ambient Temperature Range. . . . . . . . . . . . . . . . . . . . . 0oC to 70oC
Junction Temperature Range . . . . . . . . . . . . . . . . . . . 0oC to 125oC
Thermal Resistance (Typical, Note 1)
θ
JA (
oC/W)
SOIC Package . . . . . . . . . . . . . . . . . . . . . . . . . . . .
60
SOIC Package (with 3 in2 of copper) . . . . . . . . . . .
50
Maximum Junction Temperature (Plastic Package) . . . . . . . .150oC
Maximum Storage Temperature Range . . . . . . . . . -65oC to 150oC
Maximum Lead Temperature (Soldering 10s) . . . . . . . . . . . . . 300oC
(SOIC - Lead Tips Only)
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.
θJA 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
ICC
UGATE1, DRIVE3, LGATE1, and VOUT4 Open
-
10
-
mA
POWER-ON RESET
Rising VCC Threshold
VOCSET = 4.5V
8.6
-
10.4
V
Falling VCC Threshold
VOCSET = 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 VOCSET1 Threshold
-1.25
-
V
OSCILLATOR
Free Running Frequency
RT = OPEN
185
200
215
kHz
Total Variation
6k
Ω < RT to GND < 200kΩ
-15
-
+15
%
Ramp Amplitude
∆VOSC
RT = Open
-
1.9
-
VP-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 < IVOUT2 < 150mA
-2.5
-
+2.5
%
Under Voltage Level
FB2UV
FB2 Rising
-
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 < IDRIVE3 < 20mA
-2.5
-
+2.5
%
Under Voltage Level
FB3UV
FB3 Rising
-
75
87
%
Under Voltage Hysteresis
-6
-
%
Output Drive Current
IDRIVE3
VIN2 - VDRIVE3 > 0.6V
20
40
-
mA
PWM CONTROLLER ERROR AMPLIFIER
DC Gain
-88
-
dB
Gain-Bandwidth Product
GBWP
-
15
-
MHz
HIP6017



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