FSFR1800 Fairchild Semiconductor, FSFR1800 Datasheet - Page 7

• Manufacturer Part Number: FSFR1800
• Description: IC SWIT PROG OVP OCP 9SIP
• Manufacturer: Fairchild Semiconductor
• Series: FPS™r

Specifications of FSFR1800

• Output Isolation: Isolated
• Frequency Range: 94kHz ~ 106kHz
• Voltage - Input: 9.6 V ~ 25 V
• Voltage - Output: 500V
• Power (watts): 260W
• Operating Temperature: -40°C ~ 130°C
• Package / Case: 9-SIP
• Output Voltage: 24 V
• Output Current: 8 A
• Output Power: 260 W
• Switching Frequency: 300 KHz
• Operating Temperature Range: - 40 C to + 130 C
• Mounting Style: Through Hole
• Duty Cycle (max): 52 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

© 2007 Fairchild Semiconductor Corporation
FSFR series Rev.1.0.9
Electrical Characteristics
T
UVLO Section
Oscillator & Feedback Section
Protection Section
Dead-Time Control Section
Notes:
6.
7.
HV
HV
LV
LV
HV
A
LV
Symbol
V
=25°C unless otherwise specified.
V
V
V
V
V
CONDIS
V
CC
CC
CC
CONEN
f
t
CC
V
I
PRSET
CC
DC
T
CC
OSC
f
t
AOCP
t
t
I
This parameter, although guaranteed, is not tested in production.
These parameters, although guaranteed, are tested only in EDS (wafer test) process.
OLP
BAO
D
OCP
OLP
OVP
BO
SS
SS
DA
SU
SD
RT
UVH
UV+
UVH HV
T
UV-
UV+
UV-
LV
LV
LV
HV
HV
Control Pin Disable Threshold Voltage
Control Pin Enable Threshold Voltage
V-I Converter Threshold Voltage
Output Oscillation Frequency
Output Duty Cycle
Internal Soft-Start Initial Frequency
Internal Soft-Start Time
OLP Delay Current
OLP Protection Voltage
LV
AOCP Threshold Voltage
AOCP Blanking Time
OCP Threshold Voltage
OCP Blanking Time
Delay Time (Low Side) Detecting from
V
Thermal Shutdown Temperature
Protection Latch Sustain LV
Current
Protection Latch Reset LV
Voltage
Dead Time
AOCP
CC
CC
CC
CC
CC
CC
CC
Supply Under-Voltage Positive Going Threshold (LV
Supply Under-Voltage Negative Going Threshold (LV
Supply Under-Voltage Hysteresis
Over-Voltage Protection
Supply Under-Voltage Negative Going Threshold (HV
Supply Under-Voltage Positive Going Threshold (HV
Supply Under-Voltage Hysteresis
to Switch Off
(7)
Parameter
(6)
(6)
(6)
(Continued)
CC
CC
Supply
Supply
(6)
R
f
V
V
L-V
ΔV/Δt=-0.1V/µs
V
V/Δt=-1V/µs
V
ΔV/Δt=-1V/µs
LV
SS
CON
CON
CS
CS
T
7
=5.2KΩ
=f
CC
CC
< V
< V
OSC
=4V
=7.5V
> 3.5V
Test Conditions
> 21V
AOCP
OCP
+40kHz, R
; ΔV/Δt=-1V/µs
; ΔV/Δt=-0.1V/µs
CC
CC
CC
CC
Start)
T
Start)
Stop)
Stop)
=5.2KΩ
-0.64
Min.
13.0
10.2
0.36
0.54
-1.0
110
8.2
7.8
1.5
3.6
4.5
1.0
94
48
21
2
5
-0.58
Typ.
0.40
0.60
14.5
11.3
-0.9
100
140
250
130
100
350
3.2
9.2
8.7
0.5
2.0
4.8
5.0
1.5
50
23
50
3
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-0.52
Max.
16.0
12.4
10.2
0.44
0.66
106
-0.8
400
150
150
9.6
2.5
6.0
5.5
2.0
52
25
4
Unit
KHz
KHz
ms
μA
°C
μA
ns
μs
ns
ns
%
V
V
V
V
V
V
V
V
V
V
V
V
V
V