NCP1392D Просмотр технического описания (PDF) - ON Semiconductor
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NCP1392D Datasheet PDF : 21 Pages
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NCP1392B, NCP1392D
ELECTRICAL CHARACTERISTICS (For typical values TJ = 25°C, for min/max values TJ = −40°C to +125°C, Max TJ = 150°C,
VCC = 12 V, unless otherwise noted)
Characteristic
Pin
Symbol Min Typ Max Unit
SUPPLY SECTION
Turn−On Threshold Level, VCC Going Up
Minimum Operating Voltage after Turn−On
Startup Voltage on the Floating Section
Cutoff Voltage on the Floating Section,
VCC Level at which the Internal Logic gets Reset
Startup Current, VCC < VCCON, 0°C v Tamb v +125°C
Startup Current, VCC < VCCON, −40°C v Tamb < 0°C
Internal IC Consumption, No Output Load on Pins 8/7 − 5/4, Fsw = 100 kHz
Internal IC Consumption, 1 nF Output Load on Pins 8/7 − 5/4, Fsw = 100 kHz
Consumption in Fault Mode (Drivers Disabled, VCC > VCC(min), RT = 3.5 kW)
Consumption During PFC Delay Period, 0°C v Tamb v +125°C
Consumption During PFC Delay Period, −40°C v Tamb < 0°C
Internal IC Consumption, No Output Load on Pin 8/7 FSW = 100 kHz
Internal IC Consumption, 1 nF Load on Pin 8/7 FSW = 100 kHz
Consumption in Fault Mode (Drivers Disabled, Vboot > Vbootmin)
VCC Zener Clamp Voltage @ 20 mA
INTERNAL OSCILLATOR
1
VCCON
10 11 12
V
1
VCCmin
8
9 10
V
1
VbootON
7.8 8.8 9.8
V
1
Vbootmin
7
8
9
V
1
VCCreset
− 6.5 −
V
1
ICC
−
− 50
mA
1
ICC
−
− 65
mA
1
ICC1
− 2.2 −
mA
1
ICC2
− 3.4 −
mA
1
ICC3
− 2.56 −
mA
ICC4
−
− 400 mA
ICC4
−
− 470 mA
8
Iboot1
− 0.3 −
mA
8
Iboot2
− 1.44 −
mA
8
Iboot3
− 0.1 −
mA
1
VCCclamp 15.4 16 17.5
V
Minimum Switching Frequency
2
(Rt = 35 kW on Pin 2 for DT = 600 ns, Rt = 70 kW on Pin 2 for DT = 300 ns)
Maximum Switching Frequency (B Version), Rt = 3.5 kW on Pin 2, DT = 600 ns
2
Maximum Switching Frequency (D Version), Rt = 3.5 kW on Pin 2, DT = 300 ns
2
Reference Voltage for all Current Generations
2
Internal Resistance Discharging Csoft−start
2
Operating Duty Cycle Symmetry
5, 7
NOTE: Maximum capacitance directly connected to Pin 2 must be under 100 pF.
FSW min 24.25 25 25.75 kHz
FSW maxB 208 245 282 kHz
FSW maxD 408 480 552 kHz
Vref RT
3.33 3.5 3.67
V
Rtdischarge
− 500 −
W
DC
48 50 52
%
DRIVE OUTPUT
Output Voltage Rise Time @ CL = 1 nF, 10−90% of Output Signal
Output Voltage Fall Time @ CL = 1 nF, 10−90% of Output Signal
Source Resistance
Sink Resistance
Deadtime (B Version)
Deadtime (D Version)
Leakage Current on High Voltage Pins to GND (600 Vdc)
PROTECTION
5, 7
5, 7
5, 7
5, 7
5,7
5,7
6,7,8
Tr
Tf
ROH
ROL
TdeadB
TdeadD
IHVLeak
− 40 −
ns
− 20 −
ns
− 12 −
W
−
5
−
W
540 610 720 ns
260 305 360 ns
−
−
5
mA
Brown−Out Input Bias Current
Brown−Out Level
Hysteresis Current, Vpin3 < VBO
Reference Voltage for EN Input (B Version)
EN Comparator (not available in D Version)
Enable Comparator Hysteresis
Propagation Delay Before Drivers are Stopped
Delay Before Any Driver Restart (B Version)
Delay Before Any Driver Restart (D Version)
Temperature Shutdown
Hysteresis
3
IBObias
− 0.01 −
mA
3
VBO
0.95 1 1.05 V
3
IBO
15.6 18.2 20.7 mA
3
Vref EN
1.9 2 2.1
V
−
Vref EN_D
−
−
−
V
3
EN_Hyste
− 100 −
mV
3
EN_Delay − 0.5 −
ms
−
PFC Delay − 100 −
ms
−
PFC Delay − 12.6 −
ms
−
TSD
140 −
−
°C
−
TSDhyste
−
30
−
°C
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