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CS51221EDR16 データシートの表示(PDF) - Cherry semiconductor
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コンポーネント説明
メーカー
CS51221EDR16
Enhanced Voltage Mode PWM Controller
Cherry semiconductor
CS51221EDR16 Datasheet PDF : 12 Pages
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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.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
s
Start/Stop Voltages
Start Threshold
Stop Threshold
Hysteresis
I
CC
@ Startup
Start - Stop
V
CC
< UVL Start Threshold
4.4
4.6
3.2
3.8
400
850
38
4.7
V
4.1
V
1400
mV
75
µA
s
Supply Current
I
CC
Operating
I
C
Operating
I
C
Operating
1nF Load on GATE
No switching
9.5
14
mA
12
18
mA
2
4
mA
s
Reference Voltage
Total Accuracy
Line Regulation
Load Regulation
Noise Voltage
Op Life Shift
Fault Voltage
V
REF(OK)
Voltage
V
REF(OK)
Hysteresis
Current Limit
0mA < I
REF
< 2mA
0mA < I
REF
< 2mA
10Hz < F < 10kHz (Note 1)
T = 1000Hrs. (Note 1)
3.2
3.3
3.4
V
6
20
mV
6
15
mV
50
µV
4
20
mV
2.8
2.95
3.1
V
2.9
3.05
3.2
V
30
100
150
mV
2
40
100
mA
s
Error Amp
Reference Voltage
V
FB
Input Current
Open Loop Gain
Unity Gain Bandwidth
COMP Sink Current
COMP Source Current
COMP High Voltage
COMP Low Voltage
PSRR
SS Clamp, V
COMP
COMP Max Clamp
V
FB
= COMP
V
FB
= 1.2V
(Note 1)
(Note 1)
COMP = 1.4V, V
FB
= 1.45V
COMP = 1.4V, V
FB
= 1.15V
V
FB
= 1.15V
V
FB
= 1.45V
Freq = 120Hz (Note 1)
SS = 1.4V, V
FB
= 0V, I
SET
= 2V
Note 1
1.234
60
1.5
3
1
2.8
75
60
1.3
1.7
1.263
1.3
12
1.6
3.1
125
85
1.4
1.8
1.285
2
32
2.0
3.4
300
1.5
1.9
V
µA
dB
MHz
mA
mA
V
mV
dB
V
V
3
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