NCP1605B Ver la hoja de datos (PDF) - ON Semiconductor
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NCP1605B Datasheet PDF : 32 Pages
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NCP1605, NCP1605A, NCP1605B
TYPICAL ELECTRICAL CHARACTERISTICS
(Conditions: VCC = 16 V, VHV = 50 V, VPin2 = 2 V, VPin13 = 0 V, TJ from 0°C to +125°C, unless otherwise specified;
For NCP1605DR2G: for typical values TJ = 25°C, for min/max values TJ = −55°C to +125°C, unless otherwise specified) (Note 7)
Symbol
Rating
Min
Typ
Max
Unit
RCT
Ratio (Pin 7 Clamp Voltage / (Pin 7 Charge Current)
(VCLCRM / IRAMP) @ VPin6 = 0 V and
− VPin4 = 1.00 V
−
− VPin4 = 1.75 V
−
− VPin4 = 2.50 V
−
TONMIN
Delay (VPin7 > 5 V) to (DRV low)
−
CINT
Average Pin 7 Internal Capacitance (VPin7 varying from 0 and 1 V)
−
Guaranteed by design
kW
16.7
−
5.4
−
2.7
−
90
200
ns
15
25
pF
VINIT
Maximum Pin 7 Voltage Allowing the Setting of the PWM Latch
−
50
IRAMP_SINK
Pin 7 Sink Current (Drive low) @ VPin7 = 1 V
−
10
Current Sense Block
Off100
Current Sense Pin Voltage,
100 mA being drawn from Pin 5
NCP1605/A −20
6.0
NCP1605B −5.0
6.0
90
mV
−
mA
20
mV
15
Off10
Current Sense Pin Voltage, 10 mA being drawn from Pin 5
3.0
8.0
13
mV
IMAX
Overcurrent Protection Threshold
TOCP
(Ipin5 > 250 mA) to (DRV low) Propagation Delay (Note 5)
KCS10
Ratio (IPin6/IPin5) @ IPin5 = 10 mA
KCS200
Ratio (IPin6/IPin5) @ IPin5 = 200 mA
VZCD
Pin 6 Comparator Threshold
TZCD
Delay from (VPin6 < VZCD) to (DRV high)
Standby Input
VSTBY
Standby Mode Threshold (VPin1 falling)
HSTBY
Hysteresis for Standby Mode Detection
VSKIPOUT / VOUTL Ratio (Pin 4 Voltage to terminate a SKIP period) over the
(VOUT Low Detect Threshold) (Note 6)
230
250
265
mA
−
100
200
ns
99
108
117
%
98
101
103
%
50
100
200
mV
−
120
240
ns
280
310
340
mV
25
30
50
mV
99
100
101
%
Oscillator / Synchronization Block
Icharge
Oscillator Charge Current
TJ = 0°C to +125°C
90
NCP1605, TJ = −40°C to +125°C
89
NCP1605, TJ = −55°C to +125°C
88
mA
100
110
−
110
−
110
Idisch
Oscillator Discharge Current
TJ = 0°C to +125°C
90
NCP1605, TJ = −40°C to +125°C
89
NCP1605, TJ = −55°C to +125°C
88
mA
100
110
−
110
−
110
Vsync_H
Comparator Upper Threshold
−
3.0
−
V
Vsync_L
Comparator Lower Threshold
−
2.0
−
V
Swing
Comparator Swing (Vsync_H − Vsync_L)
0.9
1.0
1.1
V
Tsync_min
Minimum Synchronization Pulse Width for Detection
−
−
500
ns
pfcOK / REF5V
VpfcOKL
Pin 12 Voltage @ VPin13 = 5 V, 250 mA being sunk by Pin 12
−
60
120
mV
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.
5. Not tested; guaranteed by characterization
6. Not tested; guaranteed by design
7. For coldest temperature, QA sampling at −40°C in production and −55°C specification is Guaranteed by Characterization.
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