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參數(shù)資料
| 型號： | CS51221EN16 |
| 廠商： | ZF Electronics Corporation |
| 英文描述： | Enhanced Voltage Mode PWM Controller |
| 中文描述： | 增強的電壓模式PWM控制器 |
| 文件頁數(shù)： | 4/12頁 |
| 文件大?。?/td> | 164K |
| 代理商： | CS51221EN16 |
Electrical Characteristics: -40
C < T
A
< 85
C; -40
C < T
J
< 125
C; 3V < V
C
< 15V ; 4.7V < V
CC
< 15V ; Rt=12K, Ct=390pF
Unless otherwise stated.
C
4
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
I
Oscillator
Frequency Accuracy
Voltage Stability
Temperature Stability
260
273
1
8
320
2
kHz
%
%
(Note 1) -40
C < T
J
< 125
C
Max Frequency
Duty Cycle
Peak Voltage
Valley Clamp Voltage
Valley Voltage
Discharge Current
(Note 1)
1
80
1.94
0.90
0.85
0.85
MHz
%
V
V
V
mA
85
2.00
0.95
1.00
1.00
90
2.06
1.00
1.15
1.15
(Note 1)
(Note 1)
I
Synchronization
Input Threshold
Output Pulse Width
Output High Voltage
Input Resistance
SYNC to Drive Delay
0.9
200
2.1
35
100
1.4
320
2.5
70
140
1.8
450
2.8
140
180
V
ns
V
k
ns
100μA Load
Time from SYNC to
GATE Shutdown
R
SYNC
= 1
Output Drive Current
1.00
1.50
2.25
mA
I
GATE Driver
High Saturation Voltage
V
C
-GATE, V
C
= 10V,
I
SOURCE
= 200mA
GATE-PGnd, I
SINK
= 200mA
1.5
2.0
V
Low Saturation Voltage
1.2
1.5
V
High Voltage Clamp
Output Current
Output UVL Leakage
11.0
13.5
1
1
16.0
1.25
50
V
A
μA
1 nF load (Note 1)
GATE= 0V
Rise Time
1nF load, V
C
= 20V, 1V < GATE < 9V
1nF load, V
C
= 20V, 9V < GATE< 1V
I
GATE
= 500μA
60
100
ns
Fall Time
25
50
ns
Max Gate Voltage
during UVL/Sleep
.4
.7
1.0
V
I
FeedForward (FF)
Discharge Voltage
I
FF
= 2mA
FF = 1V
0.3
0.7
V
Discharge Current
FF to GATE Delay
2
50
16
75
30
125
mA
ns
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PDF描述 |
|---|---|
| CS51221 | Enhanced Voltage Mode PWM Controller |
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| CS51227/D | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Enhanced Voltage Mode PWM Controller |
| CS5124 | 制造商:CHERRY 制造商全稱:CHERRY 功能描述:High Performance, Integrated Current Mode PWM Controllers |
| CS5124/6 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:High Performance Integrated Current Mode PWM Controllers |
| CS5124/D | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:High Performance， Integrated Current Mode PWM Controllers |
| CS5124D8 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Current-Mode SMPS Controller |
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