NCP1615A1DR2G datasheet(11/46 Pages) ONSEMI

Part #	NCP1615A1DR2G

Description	High Voltage High Efficiency Power Factor Correction Controller

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Manufacturer	ONSEMI [ON Semiconductor]

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NCP1615

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Table 5. ELECTRICAL CHARACTERISTICS (VCC = 15 V, VHV = 120 V, VFB = 2.4 V, RHVFB = 200 kW, VHVFB = 20 V, CVControl =

10 nF, VFFcontrol = 2.6 V, VZCD/CS = 0 V, RZCD/CS = 3 kW, VFOVPBUV = 2.4 V, VSTDBY = 1 V, VRestart = 1 V, VPSTimer = 0 V, VFault = open,

VPFCOK = open, CDRV = 1 nF, for typical values TJ = 25°C, for min/max values, TJ is −40°C to 125°C, unless otherwise noted)

Characteristics

Unit

Max

Typ

Min

Symbol

Conditions

CURRENT CONTROLLED FREQUENCY FOLDBACK

Minimum Dead Time

VFFCntrol = 2.6 V

tDT1

–

0

ms

Median Dead Time

C3 Version

All Other Versions

VFFCntrol = 1.75 V

tDT2

14

4.5

18

6.5

22

7.5

ms

Maximum Dead Time

C3 Version

All Other Versions

VFFCntrol = 1.0 V

tDT3

32

11

38

13

44

15

ms

FFcontrol Pin Current − Low Line

VHV = 162.5V, VControl = VControl(MAX)

IDT1

180

200

220

mA

FFcontrol Pin Current − High Line

C4/C5 Version

All Other Versions

VHV = 325 V, VControl = VControl(MAX)

IDT2

120

92

135

103

148

114

mA

FFcontrol Skip Level

VFFCntrol = increasing

VFFCntrol = decreasing

Vskip(out)

Vskip(in)

–

0.55

0.75

0.65

0.85

–

V

FFcontrol Skip Hysteresis

VSKIP(HYS)

50

–

mV

Minimum Operating Frequency

fMIN

–

26

–

kHz

FEEDBACK OVER AND UNDERVOLTAGE PROTECTION

Soft−OVP to VREF Ratio

VFB = increasing, VSOVP/VREF

KSOVP/VREF

104

105

106

%

Soft−OVP Threshold

VFB = increasing

VSOVP

–

2.625

–

V

Soft−OVP Hysteresis

VFB = decreasing

VSOVP(HYS)

35

50

65

mV

Static OVP Minimum Duty Ratio

VFB = 2.55 V, VControl = open

DMIN

–

0

%

Undervoltage to VREF Ratio

VFB = increasing, VUVP1/VREF

KUVP1/VREF

8

12

16

%

Undervoltage Threshold

VFB = decreasing

VUVP1

–

300

–

mV

Undervoltage to VREF Hysteresis Ratio

VFB = increasing

VUVP1(HYS)

–

25

mV

Feedback Input Sink Current

VFB = VSOVP, HVFB = open

VFB = VUVP1, HVFB = open

IFB(SNK1)

IFB(SNK2)

50

200

450

nA

FAST OVERVOLTAGE AND BULK UNDERVOLTAGE PROTECTION (FOVP and BUV)

Fast OVP Threshold

VFOVP/BUV increasing

VFOVP

–

2.675

–

V

Fast OVP Hysteresis

VFOVP/BUV decreasing

VFOVP(HYS)

15

30

60

mV

Ratio Between Fast and Soft OVP Levels

KFOVP/SOVP = VFOVP/ VSOVP

KFOVP/SOVP

101.5

102.0

102.5

%

Ratio Between Fast OVP and VREF

KFOVP/VREF = VFOVP/ VREF

KFOVP/VREF

106

107

108

%

Bulk Undervoltage Threshold

VFOVP/BUV decreasing

VBUV

–

1.9

–

V

Undervoltage Protection Threshold to VREF

Ratio

VFOVP/BUV decreasing, VBUV/VREF

KBUV/VREF

74

76

78

%

Open Pin Detection Threshold

VFOVP/BUV decreasing

VUVP2

0.2

0.3

0.4

V

Open Pin Detection Hysteresis

VFOVP/BUV increasing

VUVP2(HYS)

−

10

−

mV

Pull−Down Current Source

VFOVP/BUV = VBUV

VFOVP/ BUV = VUVP2

IFOVP/BUV(bias1)

IFOVP/BUV(bias2)

50

200

450

nA

LINE OVP (ALL VERSIONS EXCEPT A1/C4/C5)

Ratio Between Line OVP and VREF

VFB increasing

KLOVP

111

112.5

114

%

Line Overvoltage Threshold

VLOVP

–

2.813

–

V

Line Overvoltage Filter

VFB increasing

tLOVP(blank)

45

55

65

ms

STANDBY INPUT

Standby Input Threshold

VSTDBY decreasing

Vstandby

285

300

315

mV

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