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NCP1650D

Power Factor Controller

ON Semiconductor 

NCP1650

ELECTRICAL CHARACTERISTICS (continued) (Unless otherwise noted: VCC = 14 volts, CT = 470 pF, C2 = 0.1 mF, TJ = 25°C for

typical values. For min/max values TJ is the applicable junction temperature.)

Characteristic

Symbol

Min

Typ

Max

Unit

POWER ERROR AMPLIFIER (Vcomp = 2.0 V, Vref = 2.5 V)

Input Offset Voltage (Note 3)

Transconductance

Output Source (Vref + 0.2 V)

Output Sink (Vref − 0.2 V)

Boost Current (Vref = 2.5 volts nominal)

Source Boost Current Threshold

Sink Boost Current Threshold

Source Boost Current (1.3 X Vref)

Sink Boost Current

AC ERROR AMPLIFIER

Input Offset Voltage (Note 3)

Transconductance

Output Source (Pin 4 = 4 V, Pin 5 = 0 V)

Output Sink (Pin 4 = 0 V, Pin 5 = 4 V)

AC Inverting Input Clamp Voltage (250 mA) (TJ = 25°C)

AC Inverting Input Clamp Voltage (250 mA) (TJ = −40°C to +125°C)

Gain from ACcomp to PWM+ (Av = VPWM+ / (VACcomp – Voffset)) (Note 3)

CURRENT SENSE AMPLIFIER

Input Bias Current (Pin 11)

Differential Input Voltage Range (Note 3)

Input Offset Voltage

Output Gain (150 mA/0.150 V) (Voltage Loop Outputs) (Note 3)

VIO

gm

IOsource

IOsink

−

20

−

mV

60

100

150 umho

10

20

−

mA

−10

−20

−

mA

Vfb(boost+)

−

1.175

−

V/V

Vfb(boost−)

−

0.825

−

V/V

I(boost+)

150

250

−

mA

I(boost−)

−150 −285

−

mA

VIO

gm

IOsource

IOsink

Vclamp

Vclamp

AV

Ibias

VIdiff

VIO

Av

−

20

−

mV

60

100

150 umho

25

70

−

mA

−25

−70

−

mA

4.30 4.45 4.60

V

3.70

−

4.60

V

−

2.0

−

V/V

−40

−50

−80

mA

−

−0.20

−

V

0

2.5

5.0

mV

−

1000

−

umho

Output Gain (150 mA/0.150 V) (Max Pwr Output) (R10 = 15 kW) (Note 3)

Bandwidth (Note 3)

PWM Output Voltage Gain (k = VPWM+ / Vsense−) (Pin 13 = Open)

(TJ = −40°C to + 125°C)

Current Limit Voltage Gain (k = Vace/a / Vsense−) (Vpin5 = 0, R10 = 15 k)

Power Output Voltage Gain (k = Vpin10 / Vsense−) (TJ = −40°C to + 125°C)

Current Limit Threshold (Vpin5 = 0, Pin 13 = Open)

Current Limit Delay (0 to –450 mV Step) (Note 3)

REFERENCE MULTIPLIER

Dynamic Input Voltage Range

Ac Input (p−input) (Note 3)

Compensation Input (a−input) (Note 3)

Offset Voltage (a−input)

Av

funity

Av

Av

k

ILIMthr

ILIMdelay

−

1000

−

umho

−

1.5

−

MHz

12.9

15

17

V/V

13

15

17

V/V

13.4

15

17

V/V

225

270

315

mV

−

300

−

nS

Vmax

V

−

3.75

−

−

−

−

−

1.0

−

Multiplier Gain

(Note 3)

3. Verified by design.

k

+

(VACńVramp

pk)

Vmult out

(VLOOPcomp *

Voffset)

k

−

8.0

−

1.0/V

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