NCP1615(2013) Просмотр технического описания (PDF) - ON Semiconductor
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NCP1615 Datasheet PDF : 44 Pages
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NCP1615
Table 4. ELECTRICAL CHARACTERISTICS (VCC = 15 V, VHV = 120 V, VFB = 2.4 V, RHVFB = 200 kW, VHVFB = 20 V, CVControl =
10 nF, VFFcontrol = 2.6 V, VZCD/CS = 0 V, RZCD/CS = 3 kW, VFOVPBUV = 2.4 V, VSTDBY = 1 V, VRestart = 1 V, VPSTimer = 0 V, VFault = open,
VPFCOK = open, CDRV = 1 nF, for typical values TJ = 25°C, for min/max values, TJ is −40°C to 125°C, unless otherwise noted)
Characteristics
Conditions
Symbol
Min Typ Max Unit
RESTART
Restart Threshold Ratio
Restart Threshold
Restart Input Pull Down Current
Open Pin Detection Threshold
Open Pin Detection Hysteresis
FAULT INPUT
VRestart/VREF
VRestart = VUVP3
Krestart
97.5 98.0 98.5 %
Vrestart
–
2.45
–
V
Irestart(bias)
50
200 450 nA
VUVP3
0.2 0.3 0.4
V
VUVP3(HYS)
−
10
−
mV
Overvoltage Protection (OVP) Threshold
Delay Before Fault Confirmation
Used for OVP Detection
Used for OTP Detection
VFault increasing
VFault increasing
VFault decreasing
VFault(OVP) 2.79 3.00 3.21
V
ms
tdelay(OVP)
tdelay(OTP)
22.5 30.0 37.5
22.5 30.0 37.5
Overtemperature Protection (OTP) Threshold
OTP Exiting Threshold (B/D Versions)
OTP Blanking Delay During Start−Up
OTP Pull−Up Current Source
Fault Input Clamp Voltage
Fault Input Clamp Series Resistor
PFCOK SIGNAL
VFault decreasing
VFault increasing
VFault = VFault(OTP_in) + 0.2 V
VFault = open
VFault(OTP_in) 0.38 0.40 0.42
V
VFault(OTP_out) 0.874 0.920 0.966
V
tblank(OTP)
4
5
6
ms
IFault(OTP)
43
46
49
mA
VFault(clamp) 1.15
1.7
2.25
V
RFault(clamp) 1.32 1.55 1.78
kW
PFCOK Output Voltage
PFCOK Low State Output Voltage
THERMAL SHUTDOWN
IPFCOK = −5 mA
IPFCOK = 5 mA
VPFCOK
4.75 5.00 5.25 V
VPFCOK(low)
–
–
250 mV
Thermal Shutdown
Temperature increasing
TSHDN
–
150
–
°C
Thermal Shutdown Hysteresis
Temperature decreasing
TSHDN(HYS)
–
50
–
°C
Product parametric performance is indicated in the Electrical Characteristics for the listed test conditions, unless otherwise noted. Product
performance may not be indicated by the Electrical Characteristics if operated under different conditions.
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