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參數(shù)資料
| 型號(hào)： | NCP1209 |
| 廠商： | ON SEMICONDUCTOR |
| 英文描述： | PWM Voltage Mode Controller(電壓模式控制的PWM控制器) |
| 中文描述： | 脈寬調(diào)制電壓模式控制器（電壓模式控制的脈寬調(diào)制控制器） |
| 文件頁(yè)數(shù)： | 4/8頁(yè) |
| 文件大?。?/td> | 62K |
| 代理商： | NCP1209 |
NCP1209
http://onsemi.com
4
ELECTRICAL CHARACTERISTICS
(V
CC
= 10 V, T
J
= 0
°
C up 105
°
C, Output Loaded with 1 nF)
Characteristic
Symbol
Min
Typ
Max
Unit
Demagnetisation Detection Section
Demag Comparator Threshold (V
pin1
decreasing)
V
dmg–th
45
50
55
mV
Demag Comparator Hysteresis
H
dmg
–
30
–
mV
Propagation Delay (Input to Output, Low to High)
T
PHL(In/Out)
–
300
–
ns
Input Bias Current (V
demag
= 50mV)
I
dem–Ib
–0.6
–
–
mA
Negative Clamp Level @ I
demag
= 50
μ
A
V
cl–neg–dem
–0.9
–0.7
–0.4
V
Positive Clamp Level @ I
demag
= 50
μ
A
V
cl–pos dem
9
10
11
V
Overtemperature Section
Overtemp
–
150
–
°
C
Normal Mode Recovery Section
Demagnetisation Voltage for Normal Mode Recovery
Vdem NM
2.38
2.4
2.52
V
Supply Section
Start–up Voltage
V
stup
11.8
12.4
13
V
Output Disabling V
CC
V
uvlo1
8.2
8.6
9
V
V
CC
Voltage for Istart–up activation
1
st
level start–up HV Current Source @ V
CC
< 1.5 V
2
nd
level start–up HV Current Source @ V
CC
> 3 V
2
nd
level start–up HV Current Source @ V
CC
= 10 V
V
uvlo2
5.03
5.3
5.5
V
I
CC1
100
200
300
mA
I
CC2L
3.2
4.2
4.8
mA
I
CC2H
2.2
3.2
3.8
mA
Start–up Current Source Leakage
I
stup lk
–
70
–
mA
I
CC
when Switching (P45)
I
CCS
TBD
–
TBD
mA
I
CC
when Switching (P65)
I
CCS
TBD
–
TBD
mA
I
CC
when Switching (P77)
I
CCS
2.2
2.6
3
mA
I
CC
in the Latched Off Phase
I
CCOFF
350
500
650
mA
Hiccup Mode Duty Cycle
D
hiccup
–
12.5
–
%
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| NCP1212DR2 | 功能描述:電流型 PWM 控制器 High Performance RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時(shí)間: 下降時(shí)間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
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