ISL1902 datasheet(9/25 Pages) INTERSIL

部品番号	ISL1902

部品情報	Full-Featured, Dimmable AC Mains LED Driver with PFC

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メーカー	INTERSIL [Intersil Corporation]

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ISL1902

9

FN7981.2

March 20, 2013

PULSE WIDTH MODULATOR

PWM Restart Delay Range

8V < VDD< 26V

0.2

2.0

µs

PWM Restart Cycle Delay

RDELADJ = 20.0k

Ω, 8V < VDD< 26V

240

280

320

ns

RDELADJ = 210k

Ω, 8V < VDD< 26V

2.00

2.20

2.40

µs

Maximum Frequency Clamp

RRAMP = 100Ω, RAMP = 2V,

8V < VDD< 26V

0.7

1.0

1.2

MHz

Minimum Frequency Clamp

RRAMP = 23kΩ, 8V < VDD< 26V

20

25

31

kHz

Minimum Duty Cycle

8V < VDD< 26V, COMP = 0V

0

%

Minimum Non-Zero Output Duration

8V < VDD< 26V

70

100

130

ns

Zero Current (CrCm) Detector Threshold, Falling

8V < VDD< 26V

728

mV

VERR to PWM Gain

8V < VDD< 26V

0.200

V/V

SS to PWM Gain

8V < VDD< 26V

0.222

V/V

ERROR AMPLIFIERS (EA1 AND EA2)

Input Common Mode (CM) Range

(Note 8)

03.4

V

GBWP

(Note 8)

1.9

MHz

VERR VOL EA1

IVERR = 6mA, 8V < VDD< 26V

0.950

V

VERR VOL EA2

IVERR = 4mA, 8V < VDD< 26V

0.950

V

VERR VOH

IVERR = 1mA (Ext. pull-up)

SS complete

3.90

4.00

4.20

V

Open Loop Gain

(Note 8)

70

dB

Offset Voltage (VOS)

8V < VDD< 26V

-7.5

7.5

mV

Input Bias Current, FB1

REFIN = 0.5V, FB1 = 2.0V, FB2 = 0V,

8V < VDD< 26V

-1.0

1.0

µA

Input Bias Current, FB2

REFIN = 0.5V, FB2 = 2.0V, FB1 = 0V,

8V < VDD< 26V

-1.0

1.0

µA

DIFFERENTIAL CURRENT SENSE (CS+, CS-)

IOUT Amplifier Gain

CS- = 0V, CS+ = 0.1V, 0.3V,

8V < VDD< 26V

2.910

2.970

3.030

V/V

Common Mode (CM) Input Range

8V < VDD< 26V

-0.30

0.50

V

Differential Input Range

8V < VDD< 26V

01.5

V

Offset Voltage (VOS)

8V < VDD< 26V

-36

48

mV

GBWP

(Note 8)

8

MHz

Slew Rate

(Note 8)

45

V/µs

Input Bias Current

CS- = 0V, 1.0V

CS+ = 1.0V, 1.5V

8V < VDD< 26V

-1.0

1.0

µA

IOUT High Level Output Voltage (VOH)

VIOUT at 0µA - VIOUT at -100µA,

8V < VDD < 26V

0.1

V

IOUT Low Level Output Voltage (VOL)

VIOUT at 100µA, 8V < VDD< 26V

0.1

V

AC DETECTOR

Input Bias Current

8V < VDD< 26

-50

50

nA

Detection Threshold, Falling

ACPEAK = 100mV, 8V < VDD< 26V

4.5

20

40.5

mV

Detection Threshold Hysteresis

8V < VDD< 26V

6

mV

Input Operating Range

8V < VDD< 26V

04.00

V

Electrical Specifications Recommended operating conditions unless otherwise noted. Refer to the Block Diagram on page 4 and

Typical Application schematics starting on page 5. VDD = 17V, RRAMP = 54kΩ, CRAMP = 470pF, TA = -40°C to +125°C, Typical values are at TA = +25°C.

Boldface limits apply over the operating temperature range, -40°C to +125°C. (Continued)

PARAMETER

TEST CONDITIONS

MIN

(Note 7)

TYP

MAX

(Note 7)

UNITS

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