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US3034 डेटा पत्रक PDF( Datasheet डाउनलोड )


डेटा पत्रक - 8 PIN PWM SWITCHER CONTROLLER IC - UNISEM

भाग संख्या US3034
समारोह 8 PIN PWM SWITCHER CONTROLLER IC
मैन्युफैक्चरर्स UNISEM 
लोगो UNISEM लोगो 
पूर्व दर्शन
1 Page
		
<?=US3034?> डेटा पत्रक पीडीएफ

US3034 pdf
US3034
ABSOLUTE MAXIMUM RATINGS
V12 Supply Voltages ............................................................. 20V
F.B Pin Voltages........................................................ -0.3V to 5V
Storage Temperature Range ................................. -65 TO 150°C
Operating Junction Temperature ............................... 0 TO 150°C
PACKAGE INFORMATION
8 PIN PLASTIC SOIC (S)
TOP VIEW
Drv 1
8 SS
V12 2
7 CS+
Vfb 3
6 CS-
Vhyst 4
5 Gnd
θJA =160°C/W
ELECTRICAL SPECIFICATIONS
Unless otherwise specified the following specification applies over V12 =12V, and TA =0 to 70°C. Low duty cycle
pulse testing are used which keeps junction and case temperatures equal to the ambient temperature.
PARAMETER
F.B Voltage Initial Accuracy
F.B Voltage Total Variation
F.B Voltage Line Regulation
F.B Input Bias Current
Min On Time
Min Off Time
Vhyst pin output-HI
Vhyst pin output-LO
Supply Current
Maximum Duty Cycle
Minimum Duty Cycle
Gate Drive Rise/Fall Time
C.L Threshold Current
C.S Comp Common Mode
Soft Start Current
SYM TEST CONDITION
VFB TJ =25°C
IFB
I12SW
DMAX
DMIN
VGATE
ICL
VFB =1.25V
VFB is sq wave with 300 ns on
time and 2 uS off time
VFB is sq wave with 300 ns off
time and 2 uS on time
ISOURCE =500uA, VFB =1.5V
ISINK =500uA, VFB =1V
VFB =1V
VFB =1V
VFB =1.5V
Load=IRL3303
C.S+ , C.S- from 1.3V to 3.7V
VCS+ = VCS-
MIN
1.237
1.225
-1
TYP
1.250
1.250
0.2
800
MAX
1.262
1.275
+1
UNITS
V
V
%
uA
nS
800 nS
11
1
10
100
0
70
20
0 4.5
10
V
V
mA
%
%
nS
uA
V
uA
4-2
Rev. 1.8
1/13/99

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डाउनलोड[ US3034 Datasheet.PDF ]


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