AFL28XXS Series
Static Characteristics
(Continued)
Parameter
INPUT CURRENT
No Load
Inhibit 1
Inhibit 2
INPUT RIPPLE CURRENT
AFL2805S
AFL2807S
AFL2808S
AFL2809S
AFL2812S
AFL2815S
AFL2828S
CURRENT LIMIT POINT
As a percentage of full rated load
1
2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
Group A
Subgroups
Test Conditions
V
IN
= 28 Volts
I
OUT
= 0
Pin 4 Shorted to Pin 2
Pin 12 Shorted to Pin 8
VIN = 28 Volts, 100% Load, BW = 10MHz
Min
Nom
Max
80
100
5.0
50
60
60
60
60
60
60
60
Unit
mA
mApp
1
2
3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
1, 2, 3
V
OUT
= 90% V
NOM
, V
IN
= 28 Volts
Note 5
115
105
125
125
115
140
33
%
LOAD FAULT POWER DISSIPATION
Overload or Short Circuit
EFFICIENCY
AFL2805S
AFL2807S
AFL2808S
AFL2809S
AFL2812S
AFL2815S
AFL2828S
ENABLE INPUTS
(Inhibit Function)
Converter Off
Sink Current
Converter On
Sink Current
SWITCHING FREQUENCY
SYNCHRONIZATION INPUT
Frequency Range
Pulse Amplitude, Hi
Pulse Amplitude, Lo
Pulse Rise Time
Pulse Duty Cycle
ISOLATION
DEVICE WEIGHT
MTBF
V
IN
= 28 Volts
V
IN
= 28 Volts, 100% Load
W
78
79
79
80
80
81
81
-0.5
2.0
500
500
2.0
-0.5
81
82
82
83
84
85
84
0.8
100
50
100
550
600
700
10
0.8
100
80
%
Logical Low on Pin 4 or Pin 12
Note 1
Logical High on Pin 4 and Pin 12 - Note 9
Note 1
V
µA
V
µA
KHz
KHz
V
V
ns
%
MΩ
Note 1
Note 1
1
Input to Output or Any Pin to Case
(except Pin 3). Test @ 500VDC
Slight Variations with Case Style
MIL-HDBK-217F, AIF @ TC = 70°C
20
100
85
300
g
KHrs
For Notes to Specifications, refer to page 4
www.irf.com
3
INTERFET [ INTERFET CORPORATION ]
