NCP1652DWR2G Datasheet NCP1652DWR2G, NCP1652L48VGEVB, NCP1652DR2G | P7-P9

NCP1652, NCP1652A

http://onsemi.com

7

ELECTRICAL CHARACTERISTICS (V

CC

= 15 V, V

AC

IN

= 3.8 V, V

FB

= 2.0 V, V

FF

= 2.4 V, V

Latch

= open, V

ISPOS

= −100 mV,

C

OUTA

= 1 nF, C

T

= 470 pF, C

IAVG

= 0.27 nF, C

Latch

= 0.1 nF, C

M

= 10 nF, R

IAVG

= 76.8 kW, R

delay

= 49.9 kW,

C

OUTB

= 330 pF, R

RC

= 43 kW, For typical Value T

J

= 25°C, for min/max values T

J

= −40°C to 125°C, unless otherwise noted)

Parameter

Test Condition Symbol Min Typ Max Unit

OSCILLATOR

Frequency

f

osc

90 100 110 kHz

Frequency Modulation in Percentage

of f

OSC

– 6.8 – %

Frequency Modulation Period – 6.8 – ms

Ramp Peak Voltage V

CT(peak)

– 4.0 – V

Ramp Valley Voltage V

CT(valley)

– 0.10 – V

Maximum Duty Ratio R

delay

= open D 94 − – %

Ramp Compensation Peak Voltage V

RCOMP(peak)

– 4 – V

AC ERROR AMPLIFIER

Input Offset Voltage (Note 3)

Ramp I

AVG

, V

FB

= 0 V ACV

IO

40 – mV

Error Amplifier Transconductance g

m

– 100 –

mS

Source Current V

AC

COMP

= 2.0 V, V

AC

IN

= 2.0 V,

V

FF

= 1.0 V

I

EA(source)

25 70 –

mA

Sink Current V

AC

COMP

= 2.0 V, V

A

C_IN

= 2.0 V,

V

FF

= 5.0 V

I

EA(sink)

−25 −70 –

mA

CURRENT AMPLIFIER

Input Bias Current

V

ISPOS

= 0 V CAI

bias

40 53 80

mA

Input Offset Voltage V

AC

COMP

= 5.0 V, V

ISpos

= 0 V CAV

IO

−20 0 20 mV

Current Limit Threshold force OUTA high, V

AC

COMP

= 3.0 V,

ramp V

ISPOS

, V

Ramp_Comp

= open

V

ILIM

0.695 0.74 0.77 V

Leading Edge Blanking Duration t

LEB

– 200 – ns

Bandwidth – 1.5 – MHz

PWM Output Voltage Gain

PWMk +

4

(V

ILIM

* C

AVIO

)

PWMk 4.0 5.3 6.0 V/V

Current Limit Voltage Gain (See

Current Sense Section)

ISVK +

V

(AVG)

VI

SPOS

ISVk 15.4 18.5 23 V/V

REFERENCE GENERATOR

Reference Generator Gain

k +

V

AC_REF

@ V

FF

2

V

FB

@ V

AC_IN

k – 0.55 – V

Reference Generator output voltage

(low input ac line and full load)

V

AC

IN

= 1.2 V, V

FF

= 0.765 V,

V

FB

= 4 V

RG

out1

3.61 4.36 4.94 Vpk

Reference Generator output voltage

(high input ac line and full load)

V

AC

IN

= 3.75 V, V

FF

= 2.39 V,

V

FB

= 4.0 V

RG

out2

1.16 1.35 1.61 Vpk

Reference Generator output Voltage

(low input as line and minimum load)

V

AC

IN

= 1.2 V, V

FF

= 0.765 V,

V

FB

= 2.0 V

RG

out3

1.85 2.18 2.58 Vpk

Reference Generator output voltage

(high input ac line and minimum load)

V

AC

IN

= 3.75 V, V

FF

= 2.39 V,

V

FB

= 2.0 V

RG

out4

0.55 0.65 0.78 Vpk

Reference Generator output offset

voltage

RG

offset

−100 – 100 mV

3. Guaranteed by Design

NCP1652, NCP1652A

http://onsemi.com

8

ELECTRICAL CHARACTERISTICS (V

CC

= 15 V, V

AC

IN

= 3.8 V, V

FB

= 2.0 V, V

FF

= 2.4 V, V

Latch

= open, V

ISPOS

= −100 mV,

C

OUTA

= 1 nF, C

T

= 470 pF, C

IAVG

= 0.27 nF, C

Latch

= 0.1 nF, C

M

= 10 nF, R

IAVG

= 76.8 kW, R

delay

= 49.9 kW,

C

OUTB

= 330 pF, R

RC

= 43 kW, For typical Value T

J

= 25°C, for min/max values T

J

= −40°C to 125°C, unless otherwise noted)

Parameter UnitMaxTypMinSymbolTest Condition

AC INPUT

Input Bias Current Into Reference

Multiplier & Current Compensation

Amplifier

I

AC

IN(IB)

– 0.01 –

mA

DRIVE OUTPUTS A and B

Drive Resistance (Thermally Limited)

OUTA Sink

OUTA Source

OUTB Sink

OUTB Source

V

OUTA

= 1 V

I

OUTA

= 100 mA

V

OUTB

= 1 V

I

OUTB

= 100 mA

R

SNK1

R

SRC1

R

SNK2

R

SRC2

–

8

10.8

10

21

18

24

22

44

W

Rise Time (10% to 90%)

OUTA

OUTB

t

r1

t

r2

–

40

25

–

ns

Fall Time (90% to 10%)

OUTA

OUTB

t

f1

t

f2

–

20

10

–

ns

DRV Low Voltage

OUTA

OUTB

I

OUTA

= 100 mA

I

OUTB

= 100 mA

V

OUTA(low)

V

OUTB(low)

–

1.0

100

mV

Non−Overlap Adjustable Delay Range

(Note 3)

t

delay(range)

0.08 – 2.8

ms

Non−Overlap Adjustable Delay

Leading

Trailing

Measured at 50% of V

OUT

,

C

OUTA

= C

OUTB

= 100 pF

OUTA Rising to OUTB falling

OUTB Rising to OUTA falling

t

delay(lead)

t

delay(trail)

250

450

420

550

ns

Non−Overlap Adjustable Delay

Matching

OUTA Rising to OUTB Falling or OUTB

Rising to OUTA Falling

t

delay(match)

– – 55 %

Soft−Skip]

Skip Synchronization to ac Line

Voltage Threshold

V

ACIN

Increasing, V

FB

= 1.5 V V

SSKIP(SYNC)

210 267 325 mV

Skip Synchronization to ac Line

Voltage Threshold Hysteresis

V

ACIN

Decreasing V

SSKIP

(SYNCHYS)

– 40 – mV

Skip Ramp Period (Note 3) t

SSKIP

− 2.5 – ms

Skip Voltage Threshold

NCP1652

NCP1652A

V

SSKIP

1.04

0.36

1.24

0.41

1.56

0.46

V

Skip Voltage Hysteresis V

SSKIP(HYS)

45 90 140 mV

Skip Transient Load Detect Threshold

(Note 3)

V

SSKIP(TLD)

= V

SSKIP

+0.55 V V

SSKIP(TLD)

− 1.75 − V

FEEDBACK INPUT

Pull−Up Current Source

V

FB

= 0.5 V I

FB

600 750 920

mA

Pull−Up Resistor R

FB

– 6.7 –

kW

Open Circuit Voltage V

FB(open)

5.3 5.7 6.3 V

STARTUP AND SUPPLY CIRCUITS

Supply Voltage

Startup Threshold

Minimum Operating Voltage

Logic Reset Voltage

V

CC

Increasing

V

CC

Decreasing

V

CC

Decreasing

V

CC(on)

V

CC(off)

V

CC(reset)

14.3

9.3

–

15.4

10.2

7.0

16.3

11.3

–

V

Inhibit Threshold Voltage

V

HV

= 40 V, I

inhibit

= 500 mA

V

inhibit

− 0.83 1.15 V

3. Guaranteed by Design

NCP1652, NCP1652A

http://onsemi.com

9

ELECTRICAL CHARACTERISTICS (V

CC

= 15 V, V

AC

IN

= 3.8 V, V

FB

= 2.0 V, V

FF

= 2.4 V, V

Latch

= open, V

ISPOS

= −100 mV,

C

OUTA

= 1 nF, C

T

= 470 pF, C

IAVG

= 0.27 nF, C

Latch

= 0.1 nF, C

M

= 10 nF, R

IAVG

= 76.8 kW, R

delay

= 49.9 kW,

C

OUTB

= 330 pF, R

RC

= 43 kW, For typical Value T

J

= 25°C, for min/max values T

J

= −40°C to 125°C, unless otherwise noted)

Parameter UnitMaxTypMinSymbolTest Condition

STARTUP AND SUPPLY CIRCUITS

Inhibit Bias Current

V

HV

= 40 V, V

CC

= 0.8 * V

inhibit

I

inhibit

40

-

500

mA

Minimum Startup Voltage I

start

= 0.5 mA, V

CC

= V

CC(on)

– 0.5 V V

start(min)

– – 40 V

Startup Current V

CC

= V

CC(on)

– 0.5 V, V

FB

= Open I

start

3.0 5.62 8.0 mA

Off−State Leakage Current V

HV

= 400 V, T

J

= 25°C

T

J

= −40°C to 125°C

I

HV(off)

–

17

15

40

80

mA

Supply Current

Device Disabled (Overload)

Device Switching

V

FB

= Open

f

OSC

[ 100 kHz

I

CC1

I

CC2

–

0.72

6.25

1.2

7.2

mA

FAULT PROTECTION

Overload Timer

t

OVLD

120 162 360 ms

Overload Detect Threshold V

OVLD

4.7 4.9 5.2 V

Brown−Out Detect Threshold (entering

fault mode)

V

FF

Decreasing, V

FB

= 2.5 V,

V

AC

IN

= 2.0 V

V

BO(low)

0.41 0.45 0.49 V

Brown−Out Exit Threshold (exiting

fault mode)

V

FF

Increasing, V

FB

= 2.5 V,

V

AC

IN

= 2.0 V

V

BO(high)

0.57 0.63 0.69 V

Brown−Out Hysteresis V

BO(HYS)

− 174 − mV

LATCH INPUT

Pull−Down Latch Voltage Threshold

V

Latch

Decreasing V

latch(low)

0.9 0.98 1.1 V

Pull−Up Latch Voltage Threshold V

Latch

Increasing V

latch(high)

5.6 7.0 8.4 V

Latch Propagation Delay V

Latch

= V

latch(high)

t

latch(delay)

30 56 90

ms

Latch Clamp Current (Going Out) V

Latch

= 1.5 V I

latch(clamp)

42 51 58

mA

Latch Clamp Voltage (I

Latch

Going In)

I

Latch

= 50 mA

V

latch(clamp)

2.5 3.27 4.5 V

Latch−Off Current Shutdown

(Going In)

V

Latch

Increasing I

latch(shdn)

− 95 −

mA

3. Guaranteed by Design

NCP1652DWR2G

NCP1652DWR2G

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