參數(shù)資料
型號(hào): NCP1205DR2
廠商: ON SEMICONDUCTOR
元件分類: 穩(wěn)壓器
英文描述: Single Ended PWM Controller Featuring QR Operation and Soft Frequency Foldback
中文描述: SWITCHING CONTROLLER, 125 kHz SWITCHING FREQ-MAX, PDSO16
封裝: SOIC-16
文件頁(yè)數(shù): 5/17頁(yè)
文件大?。?/td> 277K
代理商: NCP1205DR2
NCP1205
http://onsemi.com
5
Figure 4. Internal Circuit Architecture for PDIP
14 Version
3
4
+
+
+
Internal Regulator
Internal Clamp
DEMAG
Last Pulse of Demag
after 4 s
Flip
Flop
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
V
CC
Pin 13
NC
NC
OVP
NC
NC
相關(guān)PDF資料
PDF描述
NCP1205DR2G Single Ended PWM Controller Featuring QR Operation and Soft Frequency Foldback
NCP1205P2G Single Ended PWM Controller Featuring QR Operation and Soft Frequency Foldback
NCP1205PG Single Ended PWM Controller Featuring QR Operation and Soft Frequency Foldback
NCP1205P Single Ended PWM Controller Featuring QR Operation and Soft Frequency Foldback
NCP1205P2 Single Ended PWM Controller Featuring QR Operation and Soft Frequency Foldback
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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
NCP1205P2 功能描述:電流型 PWM 控制器 Single Ended Quasi 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
NCP1205P2G 功能描述:電流型 PWM 控制器 Single Ended Quasi Resonant PWM 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
NCP1205PG 功能描述:電流型 PWM 控制器 Single Ended Quasi Resonant PWM 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