ncl30051 ON Semiconductor, ncl30051 Datasheet - Page 6

• Manufacturer Part Number: ncl30051
• Description: Ncl30051 Product Preview Two Stage Pfc And Resonant Half Bridge Controller Combo For Led Lighting
• Manufacturer: ON Semiconductor

4. Resistor/capacitor parallel combination (39 pF || 20 kW) between PDRV and driver supply and between PDRV and GND pins.
Table 4. ELECTRICAL CHARACTERISTICS
V
values T
PFC CURRENT SENSE
PFC ZERO CURRENT DETECTION
PFC MAXIMUM OFF TIME
PFC ON TIME RAMP GENERATOR
PFC OVERVOLTAGE and UNDERVOLTAGE
PFC DRIVER
Current Sense Threshold Voltage
Current Sense Input Bias Current
Leading Edge Blanking Duration
Propagation Delay
ZCD Threshold Voltage
ZCD Voltage Hysteresis
ZCD Input Bias Current
Maximum Off Time
ON time Capacitor Charge Current
On Time Capacitor Discharge Time
ON Time Capacitor Peak Voltage
Minimum Duty Ratio
Maximum On Time Detect Delay
Voltage Delta between PControl Voltage
Needed to Generate PDRV Pulses and
V
Overvoltage Detector Threshold Voltage
Overvoltage Comparator Hysteresis
Propagation Delay
Undervoltage Detector Threshold Voltage
Undervoltage Comparator Hysteresis
PFC Driver Rise Time
PFC Driver Fall Time
PFC Driver High State Voltage
PFC Driver Low State Voltage
PDRV
EA(OL)
Arm Threshold
Trigger Threshold
= open, V
J
= 25°C, for min/max values, T
Characteristics
HDRVlo
= open, V
HVS
= 0 V, V
J
is −40°C to 125°C, unless otherwise noted)
HDRVhi
Midpoint between high and low
V
(V
threshold, V
V
V
Between increasing and
= open, V
PFB
decreasing thresholds,
PCS
V
HV
PCT
10% to 90% (Note 4)
90% to 10% (Note 4)
V
DV
V
PCT
V
PFB
V
V
V
PZCD
= open, V
= 3.0 V, V
V
I
PZCD
PFB
PDRV
I
http://onsemi.com
PFB
PFB
= V
V
V
= V
EA
PDRV
C
Conditions
PControl
V
V
= 2.4 V to 0.6 V
PZCD
PZCD
PCT
= V
PCS
PCT
− V
PCS(ILIM)
PCT(peak)
decreasing
increasing
increasing
HBoost
decreasing
increasing
= −8 mA
= 1 nF,
PREF
PControl
= 8 mA
= 2 V
= 0 V
PCT(peak)
= 1 V
= 5 V
= 4 V
PFB
PZCD
6
= 15 V, C
+ 1 V
= 2.4 V, V
+ 1 V
+ 1 V
= 4 V
= 0 V
OSC
PCS
= 2200 pF, C
= 0 V, V
V
t
V
I
I
V
V
V
V
V
V
t
V
V
PZCD(bias1)
PZCD(bias2)
t
POVP(delay)
t
V
t
t
V
PCS(delay)
PCT(delay)
POVP(HYS)
PDRV(rise)
PUVP(HYS)
Symbol
PCT(offset)
PUVP(high)
PDRV(fall)
PCS(LEB)
t
PCT(peak)
PUVP(low)
PDRV(OH)
PCS(ILIM)
ZCD(high)
ZCD(HYS)
PDRV(OL)
I
t
V
PFC(off)
D
ZCD(low)
PCT(C)
PCT(D)
I
POVP
PCS
PMIN
PZCD
VREF
= 5 V, V
= 0.1 mF, C
V
14.00
1.03*
0.78
Min
400
220
250
PREF
175
1.9
1.3
2.6
−1
40
−1
−1
50
20
–
–
0
–
5
–
−
−
−
−
PControl
PCT
V
14.55
1.05*
0.84
0.12
Typ
110
600
180
270
250
400
400
290
230
PREF
2.1
1.5
3.0
= open, V
90
70
30
60
18
0
–
–
–
9
= 1000 pF, for typical
V
1.07*
Max
0.92
0.50
CC
200
250
800
350
300
300
375
550
800
350
100
2.3
1.7
3.4
PREF
60
1
1
1
–
−
−
−
−
= 15 V,
Unit
mV
mV
mV
mV
mV
mA
mA
mA
ns
ns
ms
ns
ns
ns
ns
ns
%
V
V
V
V
V
V