參數(shù)資料
型號(hào): NCP1205
廠商: ON SEMICONDUCTOR
英文描述: Single Ended PWM Controller Featuring QR Operation and Soft Frequency Foldback
中文描述: 單端PWM控制器具有名冊(cè)操作和軟頻率折返
文件頁(yè)數(shù): 5/20頁(yè)
文件大?。?/td> 163K
代理商: NCP1205
NCP1205
http://onsemi.com
5
Figure 4. Internal Circuit Architecture for DIP14 Version
3
4
+
+
+
Internal Regulator
Internal Clamp
DEMAG
Last Pulse of Demag
after 4
μ
s
Flip–Flop
Over Voltage
Protection (V
CC
> 40 V)
Lasts more than 128 ms
––> Protection Circuitry
V
CO
Feedback
T
off
= f (V
err
)
Max T
off
= f (Ct)
Over Current
Protection (OCP)
V(–) < 1.5 V
V
err
Max = 3 V
V
err
Min = 10 mV
Internal V
CC
Ri
Rf
1
5
200 ns L.E.B
2.5 V
1/3
+
14
Clock
R
Q
D
Driver
Current Comparator
2
M
HV
Demag
FB
Ct
V
CC
DRV
I
sense
Gnd
Startup
UVLO
H
= 15 V
UVLO
L
= 7.2 V
2
1 V
V
err
2
7
6
13
12
11
10
8
9
2.0 k
OVP
+
+
OVP
2.8 V
18 k
35 V Zener
V
CC
Pin 13
V
CC
Pin 13
NC
NC
OVP
NC
NC
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
NCP1205/D 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Single Ended PWM Controller Featuring QR Operation and Soft Frequency Foldback
NCP1205_06 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:Single Ended PWM Controller Featuring QR Operation and Soft Frequency Foldback
NCP1205DR2 功能描述:IC CTRLR PWM CM OVP HV 16SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - AC-DC 轉(zhuǎn)換器,離線開(kāi)關(guān) 系列:- 標(biāo)準(zhǔn)包裝:1 系列:FPS™ 輸出隔離:隔離 頻率范圍:61kHz ~ 73kHz 輸入電壓:8 V ~ 26 V 輸出電壓:650V 功率(瓦特):12W 工作溫度:-40°C ~ 115°C 封裝/外殼:8-DIP(0.300",7.62mm) 供應(yīng)商設(shè)備封裝:8-MDIP 包裝:Digi-Reel® 其它名稱:FSL206MRBNFSDKR
NCP1205DR2G 功能描述:電流型 PWM 控制器 Single Ended Quasi Resonant PWM RoHS:否 制造商:Texas Instruments 開(kāi)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
NCP1205P 功能描述:電流型 PWM 控制器 Single Ended Quasi RoHS:否 制造商:Texas Instruments 開(kāi)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