參數(shù)資料
型號(hào): MC33362P
廠(chǎng)商: ON SEMICONDUCTOR
元件分類(lèi): 穩(wěn)壓器
英文描述: Isolated Flyback Switching Regulator with 9V Output
中文描述: 2 A SWITCHING REGULATOR, 315 kHz SWITCHING FREQ-MAX, PDIP13
封裝: PLASTIC, DIP-16/13
文件頁(yè)數(shù): 6/12頁(yè)
文件大?。?/td> 397K
代理商: MC33362P
MC33362
6
MOTOROLA ANALOG IC DEVICE DATA
0
100
RJ
L, LENGTH OF COPPER (mm)
PD(max) for TA = 50
°
C
J
°
PD
R
θ
JA
90
70
60
80
50
10
20
30
40
50
2.8
2.4
1.6
1.2
2.0
0.8
0.4
0
40
30
00
L
Graphs represent symmetrical layout
3.0 mm
Printed circuit board heatsink example
L
100
80
60
40
20
10
20
30
40
50
L, LENGTH OF COPPER (mm)
PD
5.0
4.0
3.0
2.0
1.0
0
PD(max) for TA = 70
°
C
Copper
R
θ
JA
R
θ
,
J
J
°
3.0 mm
L
L
Copper
Figure 15. DW Suffix (SOP–16L) Thermal Resistance and
Maximum Power Dissipation versus P.C.B. Copper Length
Figure 16. P Suffix (DIP–16) Thermal Resistance and
Maximum Power Dissipation versus P.C.B. Copper Length
PIN FUNCTION DESCRIPTION
Pin
Function
Description
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á
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ááá
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ááá
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4, 5, 12, 13
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ááá
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á
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Ground
áááá
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Regulator Output
áááá
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Input
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Drain
á
through a resistor divider to the converter output, or to a voltage that represents the converter
output.
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an external capacitor that connects from the V
CC
pin to ground.
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This pin has been omitted for increased spacing between the rectified AC line voltage on Pin 1 and
CC
á
á
2
á
á
á
These pins are the control circuit grounds. They are part of the IC lead frame and provide a thermal
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ááááááááááááááááááááááá
from an auxiliary transformer winding.
á
á
á
á
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programs the Oscillator frequency.
This 6.5 V output is available for biasing external circuitry. It requires an external bypass capacitor
of at least 1.0
F for stability.
T
ááááááááááááááááááááááá
Comparator threshold and affect the Oscillator frequency.
á
á
á
á
á
9
á
á
Compensation
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á
á
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through a resistor divider to the converter output, or to a voltage that represents the converter
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á
á
á
11
á
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Power Switch Drain, and the ground potential on Pins 12 and 13.
Overvoltage
á
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This input provides runaway output voltage protection due to an external component or connection
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á
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maximum of 500 V and 2.0 A.
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