参数资料
型号: NCP3065DR2G
厂商: ON Semiconductor
文件页数: 2/18页
文件大小: 0K
描述: IC LED DRVR HP CONST CURR 8-SOIC
视频文件: Driving LED Lighting Applications - MR16 Design Challenges
标准包装: 1
恒定电流:
拓扑: PWM,降压(降压),升压(升压)
输出数: 1
内部驱动器:
类型 - 主要: 车载
类型 - 次要: 高亮度 LED(HBLED)
频率: 250kHz
电源电压: 3 V ~ 40 V
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOICN
包装: 标准包装
工作温度: -40°C ~ 125°C
产品目录页面: 1120 (CN2011-ZH PDF)
其它名称: NCP3065DR2GOSDKR
NCP3065, NCV3065
Switch Collector
1
8
N.C.
Switch Collector
N.C.
Switch Emitter
Timing Capacitor
2
3
7
6
I pk Sense
V CC
Switch Emitter
Timing Capacitor
EP Flag
I pk Sense
V CC
GND
4
(Top View)
5
Comparator
Inverting
Input
GND
(Top View)
Comparator
Inverting
Input
Figure 2. Pin Connections
NCP3065
Figure 3. Pin Connections
N.C.
8
TSD
1
Switch Collector
SET dominant
R
S
Q
I pk Sense
+V CC
Comparator Inverting Input
7
6
5
COMPARATOR
?
+
0.2 V
COMPARATOR
+
?
S
R
Q
SET dominant
OSCILLATOR
CT
0.235 V
REFERENCE
REGULATOR
2
3
4
Switch Emitter
Timing Capacitor
GND
Figure 4. Block Diagram
PIN DESCRIPTION
Pin No.
1
2
3
4
5
6
7
8
Pin Name
Switch Collector
Switch Emitter
Timing Capacitor
GND
Comparator
Inverting Input
V CC
I pk Sense
N.C.
Description
Internal Darlington switch collector
Internal Darlington switch emitter
Timing Capacitor Oscillator Input, Timing Capacitor
Ground pin for all internal circuits
Inverting input pin of internal comparator
Voltage supply
Peak Current Sense Input to monitor the voltage drop across an external resistor to limit the peak
current through the circuit
Pin not connected
http://onsemi.com
2
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