参数资料
| 型号： | NCP1294EDR2G |
| 厂商： | ON Semiconductor |
| 文件页数： | 3/13页 |
| 文件大小： | 0K |
| 描述： | IC PWM CTLR FLYBACK 16SOIC |
| 标准包装： | 2,500 |
| 输出隔离： | 隔离 |
| 频率范围： | 260kHz ~ 320kHz |
| 输入电压： | 4.7 V ~ 15 V |
| 工作温度： | -40°C ~ 125°C |
| 封装/外壳： | 16-SOIC（0.154"，3.90mm 宽） |
| 供应商设备封装： | 16-SOIC N |
| 包装： | 带卷 (TR) |
NCP1294
MAXIMUM RATINGS
Operating Junction Temperature, T J
Rating
Value
Internally
Limited
Unit
?
Lead Temperature Soldering:
Storage Temperature Range, T S
ESD (Human Body Model)
Reflow: (SMD styles only) (Note 1)
230 peak
? 65 to +150
2.0
° C
° C
kV
Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the
Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect
device reliability.
1. 60 second maximum above 183 ° C.
MAXIMUM RATINGS
Pin Name
Gate Drive Output
Current Sense Input
Timing Resistor/Capacitor
Feed Forward
Error Amp Output
Feedback Voltage
Sync Input
Undervoltage
Overvoltage
Current Set
Soft ? Start
Logic Section Supply
Power Section Supply
Reference Voltage
Power Ground
Logic Ground
Pin Symbol
GATE
I SENSE
R T C T
FF
COMP
V FB
SYNC
UV
OV
I SET
SS
V CC
V C
V REF
PGND
LGND
V MAX
15 V
6.0 V
6.0 V
6.0 V
6.0 V
6.0 V
6.0 V
6.0 V
6.0 V
6.0 V
6.0 V
15 V
15 V
6.0 V
N/A
N/A
V MIN
? 0.3 V
? 0.3 V
? 0.3 V
? 0.3 V
? 0.3 V
? 0.3 V
? 0.3 V
? 0.3 V
? 0.3 V
? 0.3 V
? 0.3 V
? 0.3 V
? 0.3 V
? 0.3 V
N/A
N/A
I SOURCE
1.0 A Peak, 200 mA DC
1.0 mA
1.0 mA
1.0 mA
10 mA
1.0 mA
10 mA
1.0 mA
1.0 mA
1.0 mA
1.0 mA
10 mA
10 mA
lnternally Limited
1.0 A Peak, 200 mA DC
N/A
I SINK
1.0 A Peak, 200 mA DC
1.0 mA
10 mA
25 mA
20 mA
1.0 mA
10 mA
1.0 mA
1.0 mA
1.0 mA
10 mA
50 mA
1.0 A Peak, 200 mA DC
10 mA
N/A
N/A
ELECTRICAL CHARACTERISTICS ( ? 40 ° C < T A < 85 ° C; ? 40 ° C < T J < 125 ° C; 3.0 V < V C < 15 V; 4.7 V < V CC < 15 V;
R T = 12 k; C T = 390 pF; unless otherwis e specified.)
Characteristic
Test Conditions
Min
Typ
Max
Unit
Start/Stop Voltages
Start Threshold
Stop Threshold
Hysteresis
I CC @ Startup
?
?
Start ? Stop
V CC < UVL Start Threshold
4.4
3.2
400
?
4.6
3.8
850
38
4.7
4.1
1400
75
V
V
mV
m A
Supply Current
I CC Operating
I C Operating
I C Operating
1.0 nF Load on GATE
No Switching
?
?
?
?
9.5
12
2.0
14
18
4.0
mA
mA
mA
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