FAN7527B

6

°C ≤ Ta ≤ 125°C, unless otherwise stated.

Note 1 ~ 14: These parameters, although guaranteed, are not 100% tested in production.

Characteristics

Symbol

Test Condition

Min.

Typ.

Max.

Unit

< CURRENT SENSE SECTION>

Input offset voltage (Note8)

Vm1=0V , Vm2 = 2.2V

-10

3

10

mV

Input bias current

0V

≤ Vcs ≤ 1.7V

-1

-0.1

1

uA

Current sense delay to output (Note11)

-

-

200

500

ns

< ZERO CURRENT DETECT SECTION >

Input voltage threshold

Vdet increasing

1.7

2

2.3

V

Detect hysteresis

-

0.2

0.5

0.8

V

Input low clamp voltage

Vclamp(I)

Idet = -100uA

0.45

0.75

1

V

Input high clamp voltage

Vclamp(h)

Idet = 3mA

6.5

7.2

7.9

V

Input bias current

Ib(det)

1V

≤ Vdet ≤ 5V

-1

-0.1

1

uA

Input high/low clamp diode current (Note12) Iclamp(d)

-

-

-

±3mA

< OUTPUT SECTION >

Output voltage high

Io = -10mA

10.5

11

-

V

Output voltage low

Io = 10mA

-

0.8

1

V

Rising time (Note13)

tr

CI = 1nF

-

130

200

ns

Falling time (Note14)

tf

CI = 1nF

-

50

120

ns

Maximum output voltage

Vomax(o)

Vcc = 20V, Io = 100uA

12

14

16

V

Output voltage with UVLO activated

Vomin(o)

Vcc = 5V , Io = 100uA

-

-

1

V

< RESTART TIMER SECTION>

Restart time delay

Vm1 = 1V, Vm2 = 3.5V

-

150

-

us

<OVER VOLTAGE PROTECTION SECTION>

Soft OVP detecting current

-25

30

35

uA

Dynamic OVP detecting current

-35

40

45

uA

Static OVP threshold voltage

Vovp

Vinv = 2.7V

2.1

2.25

2.4

V

Multiplier Gain: K

Pin4_Threshold

Vm1

Vm2

Vref

–

()

×

-------------------------------------------------------...... Vm1

Vpin3,Vm2

Vpin2

==

()

=