FSFR1800USL Fairchild Semiconductor, FSFR1800USL Datasheet - Page 7

• Manufacturer Part Number: FSFR1800USL
• Description: Switching Converters, Regulators & Controllers 260W Powr Switch for Half Brdg Res Cnvtr
• Manufacturer: Fairchild Semiconductor

Specifications of FSFR1800USL

• Input Voltage: 5 V
• Switching Frequency: 300 KHz
• Operating Temperature Range: - 40 C to + 130 C
• Mounting Style: Through Hole
• Duty Cycle (max): 52 %
• Package / Case: SIP-9
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

© 2009 Fairchild Semiconductor Corporation
FSFR-US Series • Rev.1.0.2
Electrical Characteristics
T
Oscillator & Feedback Section
Protection Section
Dead-Time Control Section
Notes:
6.
7.
Symbol
A
V
V
V
=25°C unless otherwise specified.
V
V
f
t
V
T
DC
OSC
f
t
AOCP
t
t
BAO
D
CssH
CssL
OCP
OVP
BO
DA
SS
SS
SD
RT
This parameter, although guaranteed, is not tested in production.
These parameters, although guaranteed, are tested only in EDS (wafer test) process.
T
V-I Converter Threshold Voltage
Output Oscillation Frequency
Output Duty Cycle
Internal Soft-Start Initial Frequency
Internal Soft-Start Time
Beginning Voltage to Discharge C
Beginning Voltage to Charge C
LV
AOCP Threshold Voltage
AOCP Blanking Time
OCP Threshold Voltage
OCP Blanking Time
Delay Time (Low Side) Detecting from V
to Switch Off
Thermal Shutdown Temperature
Dead Time
CC
Over-Voltage Protection
(7)
(6)
Parameter
(6)
(6)
(Continued)
SS
(6)
and Restart
SS
AOCP
R
f
R
L-V
ΔV/Δt=-0.1V/µs
V
ΔV/Δt=-0.1V/µs
V/Δt=-1V/µs
V
ΔV/Δt=-1V/µs
ΔV/Δt=-1V/µs
7
SS
CS
CS
T
T
=5.2KΩ
=5.2KΩ
=f
CC
< V
< V
OSC
Test Conditions
> 21V
AOCP
OCP
+40kHz,
;
;
-0.64
0.16
Min
-1.0
120
1.5
0.9
1.0
94
48
21
2
Specifications
-0.58
0.20
Typ
-0.9
100
140
250
135
350
2.0
1.0
1.5
50
23
50
3
www.fairchildsemi.com
-0.52
Max
0.24
106
-0.8
400
150
2.5
1.1
2.0
52
25
4
Unit
KHz
KHz
ms
°C
ns
μs
ns
ns
%
V
V
V
V
V
V