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参数资料
| 型号： | NCP1230P65G |
| 厂商： | ON Semiconductor |
| 文件页数： | 6/21页 |
| 文件大小： | 0K |
| 描述： | IC CTRLR PWM SMPS OVP OCP 7DIP |
| 标准包装： | 50 |
| 输出隔离： | 隔离 |
| 频率范围： | 65kHz |
| 输入电压： | 8.4 V ~ 18 V |
| 工作温度： | -40°C ~ 125°C |
| 封装/外壳： | 8-DIP（0.300"，7.62mm），7 引线 |
| 供应商设备封装： | 7-PDIP |
| 包装： | 管件 |
NCP1230
ELECTRICAL CHARACTERISTICS (For typical values T J = 25 ° C, for min/max values T J = ? 40 ° C to +125 ° C, Max T J = 150 ° C,
V CC = 13 V, V PIN8 = 30 V unless otherwise noted.)
Characteristic
Symbol
Pin
Min
Typ
Max
Unit
Internal Oscillator
Oscillation Frequency, 65 kHz Version (V fb = 2.5 V)
Oscillation Frequency, 100 kHz Version
Oscillation Frequency, 133 kHz Version
Tj = 25 ° C
Tj = 0 ° C to +125 ° C
Tj = ? 40 ° C to +125 ° C
Tj = 25 ° C
Tj = 0 ° C to +125 ° C
Tj = ? 40 ° C to +125 ° C
Tj = 25 ° C
Tj = 0 ° C to +125 ° C
Tj = ? 40 ° C to +125 ° C
f OSC
f OSC
f OSC
?
?
?
60
58
55
93
90
85
123
120
113
65
?
?
100
?
?
133
?
?
70
72
72
107
110
110
143
146
146
kHz
kHz
kHz
Internal Modulation Swing, in Percentage of F sw (V fb = 2.5 V) (Note 4)
Internal Swing Period (Note 4)
Maximum Duty ? Cycle (CS = 0, V fb = 2.5 V)
?
?
D max
?
?
?
?
?
75
" 6.4
5.0
80
?
?
85
%
ms
%
Internal Ramp Compensation
Internal Resistor (Note 4)
Ramp Compensation Sawtooth Amplitude
R up
?
3
3
9.0
?
18
2.3
36
?
k W
Vpp
Feedback Section
Opto Current Source (V fb = 0.75 V)
Pin 3 to Current Setpoint Division Ratio (Note 4)
?
I ratio
2
?
200
?
235
2.8
270
?
m A
?
Protection
Timeout before Validating Short ? Circuit or PFC V CC (Note 4)
Latch ? Off Level
T DEL
V latch
?
3
?
2.7
125
3.0
?
3.3
ms
V
4. Verified by Design.
TYPICAL PERFORMANCE CHARACTERISTICS
13.0
8.0
12.8
12.6
12.4
12.2
V CC = 0 V
V PIN8 = 30 V
7.8
7.6
7.4
7.2
V PIN8 = 30 V
12.0
? 50
? 25
0
25
50
75
100
125
150
7.0
? 50
? 25
0
25
50
75
100
125 150
T J , JUNCTION TEMPERATURE ( ° C)
Figure 3. V CC(OFF) Threshold vs. Temperature
T J , JUNCTION TEMPERATURE ( ° C)
Figure 4. V CC(min) Threshold vs. Temperature
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