参数资料
型号: NCP4326DR2G
厂商: ON Semiconductor
文件页数: 11/29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
Sync Pin
Time
Ct Pin
V Ct_max1
V Ct_min
T Ct_disch
V Ct_min*1.05
Time
Figure 7. Discharging Time Definition (Ct Pin)
Sync Pin
Sync Pin
1.6V
Time
Voltage on Ct Pin
CPX
Time
DRVx
T prop_ON
DRVx
T prop_OFF
Vcc/2
Time
Vcc/2
Time
Figure 8. T prop_ON and T prop_OFF Propagation Delay Definition (in Normal Mode Operation)
V sync
0
n l
n p
V in
V o
2V o
t
V Ct
1.5 V
Drv
V EA
4.0 V
t
I s1 T prop_ON
0
I s1_pk
T prop_OFF
t
0
I s2
I s2_pk
t
0
D blocks
flyback stroke
T s
t
Figure 9. T prop_ON and T prop_OFF Timing Position in the Timing Application Diagram (in Normal Mode Operation)
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