FAN7554DTF Fairchild Semiconductor, FAN7554DTF Datasheet - Page 2
FAN7554DTF
Manufacturer Part Number
FAN7554DTF
Description
IC CTRLR PWM CURRENT MODE 8SOIC
Manufacturer
Fairchild Semiconductor
Datasheet
1.FAN7554DTF.pdf
(22 pages)
Specifications of FAN7554DTF
Pwm Type
Current Mode
Number Of Outputs
1
Frequency - Max
500kHz
Duty Cycle
98%
Voltage - Supply
9 V ~ 30 V
Buck
No
Boost
No
Flyback
Yes
Inverting
No
Doubler
No
Divider
No
Cuk
No
Isolated
Yes
Operating Temperature
-25°C ~ 85°C
Package / Case
8-SOIC (3.9mm Width)
Frequency-max
500kHz
Output Current
1 A
Switching Frequency
500 KHz
Mounting Style
SMD/SMT
Maximum Operating Temperature
+ 85 C
Minimum Operating Temperature
- 25 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
FAN7554DTFTR
FAN7554DTF_NL
FAN7554DTF_NLTR
FAN7554DTF_NLTR
FAN7554DTF_NL
FAN7554DTF_NLTR
FAN7554DTF_NLTR
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
FAN7554DTF
Manufacturer:
FAIRCHILD/仙童
Quantity:
20 000
FAN7554
Internal Block Diagram
Absolute Maximum Ratings
( Ta = 25 C, unless otherwise specified )
Note:
1. Junction -to -air thermal resistance test environments.
- JESD51-2 : Integrated circuits thermal test method environmental conditions-natural convection (still air).
- JESD51-3 : Low effective thermal conductivity test board for leaded surface mount packages.
- JESD51-10 : Test boards for through-hole perimeter leaded package thermal measurements.
2
Parameter
Supply voltage
Output current
Input voltage to FB pin
Input voltage to IS pin
Power dissipation at T
8-DIP
8-SOP
Operating temperature
Storage temperature
Thermal resistance, junction-to-air (Note1)
8-DIP
8-SOP
S/S
S/S
FB
FB
2
2 2
1
1 1
100 uA
100 uA
0.3V
0.3V
Vref
Vref
+
+
_
_
A
5uA
5uA
5uA
6V
6V
25 C
1k
1k 1k
Vcc
Vcc
Vcc
+
+
_
_
3.5V
3.5V
Vref
Vref
OLP
OLP
1.5V
1.5V
OVP-out
OVP-out
1mA
1mA
+
+
_
_
_
_
+
+
OCL-out
OCL-out
2R
2R
S
S
MAX. 1V
MAX. 1V
R
R
Q
Q
R
R
Rt/Ct
Rt/Ct
OSC
OSC
Symbol
4
4 4
T
T
Offset(0.1V)
Offset(0.1V)
R ja
V
Vcc
V
P
OPR
_
_
+
+
STG
I
UVLO-out
UVLO-out
FB
off
off
O
on
on
IS
PWM
PWM
D
SAVE
SAVE
PWR
PWR
/
/
CLK
CLK
S
S
R
R
S
S
R
R
Vref
Vref
Vref
Vref
Q
Q
Q
Q
8
8 8
-0.3 to V
-55 to +150
-0.3 to V
-25 to +85
Value
147.8
291.4
0.85
0.42
30
±1
UVLO
UVLO
OVP
OVP
15V/9V
15V/9V
OC
SD
+
+
_
_
+
+
_
_
OCL
OCL
+
+
_
_
34V
34V
14V
14V
Vcc
Vcc
7
7 7
2V
2V
6
6 6
3
3 3
5
5 5
Unit
C/W
W
V
A
V
V
C
C
GND
GND
OUT
OUT
I S
I S