NCP1560HDR2 datasheet(6/18 Pages) ONSEMI

Part #	NCP1560HDR2

Description	Full Featured Voltage Mode PWM Controller

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Manufacturer	ONSEMI [ON Semiconductor]

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NCP1560

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ELECTRICAL CHARACTERISTICS (Vin = 48 V, VAUX = 12 V, VEA = 2 V, RT = 101 kW, CCSKIP = 6800 pF,

RD = 60.4 kW, RFF = 432 kW, for typical values TJ = 25°C, for min/max values, TJ = -40°C to 125°C, unless otherwise noted)

Characteristic

Symbol

Min

Typ

Max

Unit

START-UP CONTROL AND VAUX REGULATOR

VAUX Regulation

Start-up Threshold/VAUX Regulation Peak (VAUX increasing)

Minimum Operating VAUX Valley Voltage After Turn-On

Hysteresis

VAUX(on)

VAUX(off)

VH

10.5

6.6

-

11.0

7.0

4.0

11.5

7.4

-

V

Minimum Start-up Voltage (Pin 1)

ISTART = 1.0 mA, VAUX = VAUX(on) - 0.2 V

VSTART(min)

-

19.3

21.5

V

Start-up Circuit Output Current

VAUX = 0 V

TJ = 25°C

TJ = -40°C to 125°C

VAUX = VAUX(on) - 0.2 V

TJ = 25°C

TJ = -40°C to 125°C

ISTART

13

10

8

17.5

-

13.8

-

21

25

17

19

mA

Start-up Circuit Off-State Leakage Current (Vin = 150 V)

TJ = 25°C

TJ = -40°C to 125°C

ISTART(off)

-

23

-

50

100

mA

Start-up Circuit Breakdown Voltage (Note 2)

ISTART(off) = 50 mA, TJ = 25°C

V(BR)DS

150

-

V

Auxiliary Supply Current After VAUX Turn-On

Outputs Disabled

VEA = 0 V

VUV/OV = 0.7 V

Outputs Enabled

IAUX1

IAUX2

IAUX3

-

2.7

1.3

4.6

5.0

2.5

6.5

mA

LINE UNDER/OVERVOLTAGE DETECTOR

Undervoltage Threshold (Vin Increasing)

VUV

1.40

1.52

1.64

V

Undervoltage Hysteresis

VUV(H)

0.080

0.098

0.120

V

Overvoltage Threshold (Vin Increasing)

VOV

3.47

3.61

3.75

V

Overvoltage Hysteresis

VOV(H)

-

0.145

-

V

Undervoltage Propagation Delay to Output

tUV

-

250

-

ns

Overvoltage Propagation Delay to Output

tOV

-

160

-

ns

CURRENT LIMIT

Cycle by Cycle Threshold Voltage

ILIM1

0.44

0.48

0.52

V

Propagation Delay to Output (VEA = 2.0 V)

VCS = ILIM1 to 2.0 V, measured when VOUT reaches 0.5 VOH

tILIM

-

90

150

ns

Cycle Skip Threshold Voltage

ILIM2

0.54

0.57

0.62

V

Cycle Skip Charge Current (VCSKIP = 0 V)

ICSKIP

8.0

12.3

15

mA

2. Guaranteed by design only.

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