FAN400ATY Ver la hoja de datos (PDF) - Fairchild Semiconductor
Número de pieza
componentes Descripción
Fabricante
FAN400ATY
Fairchild Semiconductor
FAN400ATY Datasheet PDF : 15 Pages
| |||
Electrical Characteristics
Unless otherwise noted, VDD=15V and TA=25°C.
Symbol
Parameter
Conditions Min. Typ. Max. Units
VDD Section
VDD-OP Continuously Operation Voltage
With Secondary
Feedback
Without Secondary
Feedback
20
V
22.7 V
VDD-ON Turn-on Threshold Voltage
16
17
18
V
VDD-OFF Turn-off Threshold Voltage
IDD-ST Startup Current
7.5
VDD=VDD-ON – 0.1V
8.0
8.5
V
8
20
μA
IDD-OP Operating Supply Current
VDD-G OFF
VDD Low-threshold Voltage to Exit
Green-off Mode
CL=1nF
3.6
4.6 mA
VDD-OFF+1.2
V
Feedback Input Section
AV Input-Voltage to Current-Sense Attenuation
2/5
V/V
ZFB Input Impedance
IFB=0.1mA to 0.2mA
2.4
kΩ
VFB-OPEN Open-Loop Voltage
4.5
V
VDD-FB VDD Feedback Threshold Voltage
FB is Open
IFB=0.4mA
20.7
22.7
24.7
V
18.4
20.4
22.4
V
Current-Sense Section
tPD Propagation Delay
VSTHVA Current Limit Valley Threshold Voltage
VSTHFL Current Limit Flat Threshold Voltage
tLEB Leading-Edge Blanking Time
VDD=18V
VDD=15V
VDD=10V
VDD=18V
VDD=15V
VDD=10V
100
150 ns
0.81
V
0.73
V
0.58
V
1.10
V
1.01
V
0.81
V
250
310
370 ns
© 2008 Fairchild Semiconductor Corporation
FAN400A Rev. 1.0.1
Figure 5.
Saw Limit
5
www.fairchildsemi.com
Share Link: