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參數(shù)資料
| 型號： | CS52843ED14 |
| 廠商： | ZF Electronics Corporation |
| 英文描述： | Current Mode PWM Control Circuit |
| 中文描述： | 電流模式PWM控制電路 |
| 文件頁數(shù)： | 3/6頁 |
| 文件大?。?/td> | 147K |
| 代理商： | CS52843ED14 |
3
C
Package Pin Description
PACKAGE PIN #
PIN SYMBOL
FUNCTION
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
8L
14L
SO Narrow
SO Narrow
1
1
COMP
Error amp output, used to compensate error amplifier.
2
3
V
FB
Error amp inverting input.
3
5
Sense
Noninverting input to Current Sense Comparator.
4
7
OSC
Oscillator timing network with Capacitor to Ground, resistor to V
REF
.
5
8
Gnd
Ground.
5
9
Pwr Gnd
Output driver Ground.
6
10
V
OUT
Output drive pin.
7
11
V
CC
Pwr
Output driver positive supply.
7
12
V
CC
Positive power supply.
8
14
V
REF
Output of 5V internal reference.
2,4,6,13
NC
No Connection.
Electrical Characteristics: -40
≤
T
A
≤
85
C; V
= 15V (Note 1); R
= 680
; C
= .022μF for triangle mode,
R
T
= 10k
; C
T
= 3.3nF sawtooth mode unless otherwise stated.
Rise Time
Fall Time
Output Leakage
T
J
= 25
C, C
L
= 1nF (Note 1)
T
J
=25
C, C
L
=1nF (Note 1)
UVLO Active V
OUT
= 0
50
50
-.01
150
150
-10.0
ns
ns
μA
I
Total Standby Current
Start-Up Current
Operating Supply Current
V
CC
Zener Voltage
300
11
34
500
17
μA
mA
V
V
FB
=V
Sense
=0V R
T
=10k
, C
T
=3.3nF
I
CC
=25mA
I
Undervoltage Lockout Section
Start Threshold
Min. Operating Voltage
7.8
7.0
8.4
7.6
9.0
8.2
V
V
After Turn On
Notes:
1.These parameters, although guaranteed, are not 100% tested in production.
2. Parameter measured at trip point of latch with V
FB
=0.
V
COMP
3. Gain defined as:
A =
; 0
≤
V
Sense
≤
0.8V.
V
Sense
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PDF描述 |
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| CS52843ED8 | Current Mode PWM Control Circuit |
| CS52843 | Current Mode PWM Control Circuit |
| CS52843EDR14 | Current Mode PWM Control Circuit |
| CS52843EDR8 | Current Mode PWM Control Circuit |
| CS52845ED14 | Current Mode PWM Control Circuit with 50% Max Duty Cycle |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| CS52843ED8 | 制造商:CHERRY 制造商全稱:CHERRY 功能描述:Current Mode PWM Control Circuit |
| CS52843EDR14 | 制造商:Rochester Electronics LLC 功能描述:- Bulk 制造商:ON Semiconductor 功能描述: |
| CS52843EDR8 | 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:Current Mode PWM Control Circuit |
| CS52845 | 制造商:CHERRY 制造商全稱:CHERRY 功能描述:Current Mode PWM Control Circuit with 50% Max Duty Cycle |
| CS52845/D | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current Mode PWM Control Circuit with 50% Max Duty Cycle |
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