参数资料
| 型号： | NCP1653EVB |
| 厂商： | ON Semiconductor |
| 文件页数： | 4/19页 |
| 文件大小： | 0K |
| 描述： | BOARD EVAL FOR NCP1653 |
| 设计资源： | NCP1653EVB Schematic NCP1653EVB Gerber Files NCP1653EVB Bill of Materials |
| 标准包装： | 1 |
| 主要目的： | 电源管理，功率因数校正 |
| 嵌入式： | 否 |
| 已用 IC / 零件： | NCP1653 |
| 已供物品： | 板 |
NCP1653, NCP1653A
ELECTRICAL CHARACTERISTICS (For typical values T J = 25 ° C. For min/max values, T J = ? 40 ° C to +125 ° C, V CC = 15 V,
I FB = 100 m A, I vac = 30 m A, I S = 0 m A, unless otherwise specified)
Characteristics
Pin
Symbol
Min
Typ
Max
Unit
OSCILLATOR
Switching Frequency
Maximum Duty Cycle (V M = 0 V) (Note 3)
NCP1653
NCP1653A
7
7
f SW
D max
90
60.3
94
102
67
?
110
73.7
?
kHz
%
GATE DRIVE
Gate Drive Resistor
7
Output High and Draw 100 mA out of Drv pin (I source = 100 mA)
Output Low and Insert 100 mA into Drv pin (I sink = 100 mA)
R OH
R OL
5.0
2.0
9.0
6.6
20
18
W
W
Gate Drive Rise Time from 1.5 V to 13.5 V (Drv = 2.2 nF to Gnd)
Gate Drive Fall Time from 13.5 V to 1.5 V (Drv = 2.2 nF to Gnd)
7
7
t r
t f
?
?
88
61.5
?
?
ns
ns
FEEDBACK / OVERVOLTAGE PROTECTION / UNDERVOLTAGE PROTECTION
Reference Current (V M = 3 V)
Regulation Block Ratio
Vcontrol Pin Internal Resistor
Maximum Control Voltage (I FB = 100 m A)
Maximum Control Current (I control(max) = I ref / 2)
Feedback Pin Voltage (I FB = 100 m A)
Feedback Pin Voltage (I FB = 200 m A)
1
1
2
2
2
1
I ref
I regL /I ref
R control
V control(max)
I control(max)
V FB1
192
95
?
?
?
1.0
1.3
204
96
300
2.4
100
1.5
1.8
208
98
?
?
?
1.9
2.2
m A
%
k W
V
m A
V
V
Overvoltage Protection
1
OVP Ratio
Current Threshold
Propagation Delay
I OVP /I ref
I OVP
t OVP
104
?
?
107
214
500
?
230
?
%
m A
ns
Undervoltage Protection (V M = 3 V)
1
UVP Activate Threshold Ratio
UVP Deactivate Threshold Ratio
UVP Lockout Hysteresis
Propagation Delay
I UVP(on) /I ref
I UVP(off) /I ref
I UVP(H)
t UVP
4.0
7.0
4.0
?
8.0
12
8.0
500
15
20
?
?
%
%
m A
ns
CURRENT SENSE
Current Sense Pin Offset Voltage (I S = 100 m A)
Overcurrent Protection Threshold (V M = 1 V)
4
4
V S
I S(OCP)
0
185
10
200
30
215
mV
m A
OVERPOWER LIMITATION
Input Voltage Sense Pin Internal Resistor
Over Power Limitation Threshold
Sense Current Threshold (I vac = 30 m A, V M = 3 V)
Sense Current Threshold (I vac = 100 m A, V M = 3 V)
4
3 ? 4
4
R vac(int)
I S × I vac
I S(OPL1)
I S(OPL2)
?
?
80
24
12
3.0
100
32
?
?
140
48
k W
nA 2
m A
m A
CURRENT MODULATION
PWM Comparator Reference Voltage
Multiplier Current (V control = V control(max) , I vac = 30 m A, I S = 25 m A)
Multiplier Current (V control = V control(max) , I vac = 30 m A, I S = 75 m A)
Multiplier Current (V control = V control(max) / 10, I vac = 30 m A, I S = 25 m A)
Multiplier Current (V control = V control(max) / 10, I vac = 30 m A, I S = 75 m A)
5
5
V ref
I M1
I M2
I M3
I M4
2.25
1.0
3.2
10
30
2.62
2.85
9.5
35
103.5
2.75
5.8
18
58
180
V
m A
m A
m A
m A
THERMAL SHUTDOWN
Thermal Shutdown Threshold (Note 2)
Thermal Shutdown Hysteresis
?
?
T SD
?
150
?
?
30
?
?
° C
° C
2. Guaranteed by design.
http://onsemi.com
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