参数资料
型号: NCP4326DR2
厂商: ON Semiconductor
文件页数: 10/29页
文件大小: 0K
描述: IC SECONDARY CTLR SW PS 16-SOIC
产品变化通告: Discontinuation 30/Jun/2006
标准包装: 2,500
应用: 次级控制器,准谐振切换模式电源
输入电压: 15V
输出数: 3
工作温度: 0°C ~ 105°C
安装类型: 表面贴装
封装/外壳: 16-SOIC(0.154",3.90mm 宽)
供应商设备封装: 16-SOIC
包装: 带卷 (TR)
NCP4326
ENx pin
T stby_disch
V ENX_max1*90%
ENx pin
V ENX = 5.0 V
V ENX_TH1
STBY pin
T stby_on
STBY pin
T stby_off
V th = 2.5 V
DRVx pin
Vcc/2
V th = 2.5 V
DRVx pin
Vcc/2
Figure 4. Standby Propagation Delay Definition
ENx pin
Driver in Normal Operation Mode
V ENX_TH2
Driver in Soft ? Start Mode
V ENX_TH1_max
V ENX_TH1_min
Driver is disabled
Time
Figure 5. Enable Threshold Definition
Flux Pin
Flux Pin
1.5 V
1.5 V
V INT_Flux
1.0 V
0.5 V
0.1 V
0V
DRVX Pin
V ENX
V INT_Flux
Time
T SS_ON
Vcc/2
Time
1.0 V
0.5 V
0.1 V
0V
DRVX Pin
V ENX
Time
T SS_OFF
Vcc/2
Time
Figure 6. T SS_ON and T SS_OFF Propagation Delay Definition (in Soft ? Start Mode Operation)
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