NCP1652DR2G datasheet(9/34 Pages) ONSEMI

Part #	NCP1652DR2G

Description	High-Efficiency Single Stage Power Factor Correction and Step-Down Controller

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Manufacturer	ONSEMI [ON Semiconductor]

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NCP1652, NCP1652A

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9

ELECTRICAL CHARACTERISTICS (VCC = 15 V, VAC IN = 3.8 V, VFB = 2.0 V, VFF = 2.4 V, VLatch = open, VISPOS = −100 mV,

COUTA = 1 nF, CT = 470 pF, CIAVG = 0.27 nF, CLatch = 0.1 nF, CM = 10 nF, RIAVG = 76.8 kW, Rdelay = 49.9 kW,

COUTB = 330 pF, RRC = 43 kW, For typical Value TJ = 25°C, for min/max values TJ = −40°C to 125°C, unless otherwise noted)

Parameter

Unit

Max

Typ

Min

Symbol

Test Condition

STARTUP AND SUPPLY CIRCUITS

Inhibit Bias Current

VHV = 40 V, VCC = 0.8 * Vinhibit

Iinhibit

40

-

500

mA

Minimum Startup Voltage

Istart = 0.5 mA, VCC = VCC(on) – 0.5 V

Vstart(min)

–

40

V

Startup Current

VCC = VCC(on) – 0.5 V, VFB = Open

Istart

3.0

5.62

8.0

mA

Off−State Leakage Current

VHV = 400 V, TJ = 25°C

TJ = −40°C to 125°C

IHV(off)

–

17

15

40

80

mA

Supply Current

Device Disabled (Overload)

Device Switching

VFB = Open

fOSC [ 100 kHz

ICC1

ICC2

–

0.72

6.25

1.2

7.2

mA

FAULT PROTECTION

Overload Timer

tOVLD

120

162

360

ms

Overload Detect Threshold

VOVLD

4.7

4.9

5.2

V

Brown−Out Detect Threshold (entering

fault mode)

VFF Decreasing, VFB = 2.5 V,

VAC IN = 2.0 V

VBO(low)

0.41

0.45

0.49

V

Brown−Out Exit Threshold (exiting

fault mode)

VFF Increasing, VFB = 2.5 V,

VAC IN = 2.0 V

VBO(high)

0.57

0.63

0.69

V

Brown−Out Hysteresis

VBO(HYS)

−

174

−

mV

LATCH INPUT

Pull−Down Latch Voltage Threshold

VLatch Decreasing

Vlatch(low)

0.9

0.98

1.1

V

Pull−Up Latch Voltage Threshold

VLatch Increasing

Vlatch(high)

5.6

7.0

8.4

V

Latch Propagation Delay

VLatch = Vlatch(high)

tlatch(delay)

30

56

90

ms

Latch Clamp Current (Going Out)

VLatch = 1.5 V

Ilatch(clamp)

42

51

58

mA

Latch Clamp Voltage (ILatch Going In)

ILatch = 50 mA

Vlatch(clamp)

2.5

3.27

4.5

V

Latch−Off Current Shutdown

(Going In)

VLatch Increasing

Ilatch(shdn)

−

95

−

mA

3. Guaranteed by Design

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