FAN7554 datasheet(4/22 Pages) FAIRCHILD

Part #	FAN7554

Description	Versatile PWM Controller

Download	22 Pages

Scroll/Zoom	100%

Manufacturer	FAIRCHILD [Fairchild Semiconductor]

Direct Link	http://www.fairchildsemi.com

Logo

4 / 22 page

FAN7554

4

Electrical Characteristics

(Ta = 25

°C, Vcc=16V, Rt=10kΩ, Ct=3.3nF unless otherwise specified)

Parameter

Symbol

Conditions

Min.

Typ.

Max.

Unit

< REFERENCE SECTION >

Reference output voltage

VREF

Tj =25

°C , Iref =1mA

4.90

5.00

5.10

V

Line regulation

∆VREF1

Vcc =12V ~ 25V

-

6

20

mV

Load regulation

∆VREF2

Iref =1mA ~ 20mA

-

6

25

mV

Short circuit output current

ISC

Tj = 25

°C-

0.1

0.18

A

< OSCILLATOR SECTION >

Oscillation frequency

FOSC

Tj = 25

°C

455055

kHz

Frequency change with Vcc

∆FOSC1

Vcc = 12V ~ 25V

-

0.05

1.0

%

Ramp high voltage

VRH

--

2.8

-

V

Ramp low voltage

VRL

--

1.2

-

V

Discharge current

Idisch

VRT/CT = 3.3V

6.1

-

9.4

mA

< PWM SECTION >

Sense threshold voltage

VTH(IS)

VFB = 5V

0.8

1.0

1.2

V

Feedback threshold voltage

VTH(FB)

VIS = 0V

0.2

0.3

0.4

V

Feedback source current

IFB

VFB = 0V, VS/S = 5V

-

1.0

-

mA

Max. duty cycle

D(MAX)

-

929598

%

Min. duty cycle

D(MIN)

--

-

0

%

< PROTECTION SECTION >

Shutdown delay current

ISD

4V

≤ VFB ≤ VSD

3.5

5

6.5

uA

Shutdown feedback voltage

VSD

VFB > 5V

5.4

6

6.6

V

Over current protection

VOC

VIS > 1.5V, ton > 500nS

1.622.4

V

Over voltage protection

VOVP

-

303438

V

< ON/OFF CONTROL SECTION >

Off mode sink current

ISINK

VFB < VTH(FB), VS/S = 5V

-

4

-

mA

Off threshold voltage

VOFF

VFB < VTH(FB)

1.2

1.5

1.8

V

< SOFT-START SECTION >

Soft start current

IS/S

VFB = 5V, VS/S = 0V

-

1.1

-

mA

Soft start limit voltage

VLIM(S/S)

Vcc = 16V

-

5.2

-

V

Low output voltage1

VOL1

VCC = 18V, IO = 50mA

-

0.15

0.4

V

High output voltage1

VOH1

VCC = 18V, IO = -50mA

131517

V

Low output voltage2

VOL2

VCC = 18V, IO = 200mA

-

1.5

2.5

V

High output voltage2

VOH2

Vcc = 18V, Io = -200mA

12

14

16

V

Rising time (Note1)

tR

Tj = 25

°C, CL = 1nF

-

80

-

ns

Falling time (Note1)

tF

Tj = 25

°C, CL = 1nF

-

40

-

ns

Start threshold voltage

VTH(ST)

-

13.2

15

16.2

V

Min. operating voltage

VOPR(M)

-

8.2

9

10.2

V

Similar Part No. - FAN7554

Manufacturer	Part #	Datasheet	Description
Fairchild Semiconductor	FAN7554	1,006Kb / 22P	Versatile PWM Controller
ON Semiconductor	FAN7554	1Mb / 21P	Versatile PWM Controller Rev. 4.1

More results

Similar Description - FAN7554

Manufacturer	Part #	Datasheet	Description
Fairchild Semiconductor	FAN7554	1,006Kb / 22P	Versatile PWM Controller
ON Semiconductor	FAN7554	1Mb / 21P	Versatile PWM Controller Rev. 4.1
BCD Semiconductor Manuf...	AP3103	797Kb / 14P	VERSATILE COST EFFECTIVE GREEN PWM CONTROLLER
List of Unclassifed Man...	DMC1500	1Mb / 67P	versatile digital motor controller
Analog Devices	ADP1050	1Mb / 93P	Versatile digital voltage mode controller
Taiwan Semiconductor Co...	TS2581	139Kb / 7P	PWM Controller
SANYO DENKI CO., LTD.	9PC8666X-S001	371Kb / 4P	PWM Controller
ON Semiconductor	FAN6756	1Mb / 21P	PWM Controller Rev. 2.0.0
TOKO, Inc	TK75001	102Kb / 13P	PWM CONTROLLER
TOKO, Inc	TK75003	108Kb / 14P	PWM CONTROLLER

More results

FAN7554 Datasheet(PDF) 4 Page - Fairchild Semiconductor

FAN7554 Datasheet(HTML) 4 Page - Fairchild Semiconductor

Similar Part No. - FAN7554

Similar Description - FAN7554

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22

Datasheet Download

Link URL