NCL30000 データシートの表示（PDF） - ON Semiconductor

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NCL30000

Power Factor Corrected Dimmable LED Driver

ON Semiconductor 

NCL30000

Table 3. ELECTRICAL CHARACTERISTICS

VMFP = 2.4 V, VControl = 4 V, Ct = 1 nF, VCS = 0 V, VZCD = 0 V, CDRV = 1 nF, VCC = 12 V, unless otherwise specified

(For typical values, TJ = 25C. For min/max values, TJ = −40C to 125C, unless otherwise specified)

Characteristic

Test Conditions

Symbol

Min

Typ

STARTUP AND SUPPLY CIRCUITS

Startup Voltage Threshold

VCC Increasing

VCC(on)

11

Minimum Operating Voltage

VCC Decreasing

VCC(off)

8.8

Supply Voltage Hysteresis

HUVLO

2.2

Startup Current Consumption

0 V < VCC < VCC(on) − 200 mV

Icc(startup)

−

No Load Switching

Current Consumption

CDRV = Open, 70 kHz Switching,

Icc1

−

VCS = 2 V

Switching Current Consumption

70 kHz Switching, VCS = 2 V

Icc2

−

Fault Condition Current Consumption

No Switching, VMFP = 0 V

Icc(fault)

−

OVERVOLTAGE AND UNDERVOLTAGE PROTECTION

12

9.5

2.5

24

1.4

2.1

0.75

Overvoltage Detect Threshold

Overvoltage Hysteresis

Overvoltage Detect Threshold

Propagation Delay

Undervoltage Detect Threshold

Undervoltage Detect Threshold

Propagation Delay

ERROR AMPLIFIER

Voltage Reference

Voltage Reference Line Regulation

Error Amplifier Current Capability

Transconductance

Feedback Pin Internal Pull−Down

Resistor

VMFP = Increasing

VMFP = 2 V to 3 V ramp,

dV/dt = 1 V/ms

VMFP = VOVP to VDRV = 10%

VMFP = Decreasing

VMFP = 1 V to 0 V ramp,

dV/dt = 10 V/ms

VMFP = VUVP to VDRV = 10%

VOVP/VREF 105

106

VOVP(HYS)

20

60

tOVP

−

500

VUVP

tUVP

0.25

0.31

100

200

TJ = 25C

TJ = −40C to 125C

VCC(on) + 200 mV < VCC < 20 V

VMFP = 2.6 V

VMFP = 1.08*VREF

VMFP = 0.5 V

VMFP = 2.4 V to 2.6 V

TJ = 25C

TJ = −40C to 125C

VMFP = VUVP to VREF

VREF

VREF(line)

IEA(sink)

IEA(sink)OVP

IEA(source)

gm

RMFP

2.475

2.460

−10

6

10

−110

90

70

2

2.500

2.500

−

10

20

−210

110

110

4.6

Feedback Bias Current

Control Bias Current

Maximum Control Voltage

Minimum Control Voltage to Generate

Drive Pulses

Control Voltage Range

VMFP = 2.5 V

VMFP = 0 V

IControl(pullup) = 10 mA,

VMFP = VREF

VControl = Decreasing until

VDRV is low, VCt = 0 V

VEAH – Ct(offset)

IMFP

IControl

VEAH

Ct(offset)

VEA(DIFF)

0.25

−1

5

0.37

4.5

0.54

−

5.5

0.65

4.9

Max

12.5

10.2

2.8

35

1.7

2.6

0.95

108

100

800

0.4

300

2.525

2.540

10

20

30

−250

120

135

10

1.25

1

6

0.88

5.3

Unit

V

V

V

mA

mA

mA

mA

%

mV

ns

V

ns

V

mV

mA

mS

MW

mA

mA

V

V

V

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