4
SPECIFICATIONS
AHF2815S
ABSOLUTE MAXIMUM RATINGS
Input Voltage
-0.5V to 50V
Soldering Temperature
300°C for 10 seconds
Case Temperature
Operating-55°C to +125°C
Storage
-65°C to +135°C
TABLE III. Electrical Performance Characteristics
Test
Symbol
Conditions
-55
°C ≤ T
C
≤ +125°C
VIN = 28 V dc ±5%, CL = 0 unless
otherwise specified
Group A
subgroups
Device
types
Limits
Unit
Min
Max
Output voltage
VOUT
IOUT = 0
1
All
14.85
15.15
V
2,3
14.70
15.30
Output current 1/
IOUT
VIN = 18, 28, and 40 V dc,
1,2,3
All
2000
mA
Output ripple voltage 2/
VRIP
VIN = 18, 28, and 40 V dc,
B.W. = 20 Hz to 2 MHz
1,2,3
All
50
mV p-p
Line
regulation
VRLINE
VIN = 18, 28, and 40 V dc,
IOUT = 0, 1000, and 2000 mA
1
All
±35
mV
2,3
±75
Load
regulation
VRLOAD
VIN = 18, 28, and 40 V dc,
IOUT = 0, 1000, and 2000 mA
1,2,3
All
±150
mV
Input current
IIN
IOUT = 0, inhibit (pin 2)
tied to input return (pin 10)
1,2,3
All
18
mA
IOUT = 0, inhibit (pin 2) = open
50
Input ripple current 2/
IRIP
IOUT = 2000 mA,
B.W. = 20 Hz to 2 MHz
1,2,3
All
20
mA p-p
Efficiency
EFF
IOUT = 2000 mA,
1
All
80
%
2,3
77
Isolation
ISO
Input to output or any pin
to case (except pin 7) at 500
V dc, TC = +25
°C
1
All
100
M
Ω
Capacitive load 3/ 4/
CL
No effect on dc performance,
TC = +25
°C
4
All
200
µF
Power dissipation
load fault
PD
Overload
5/
1
All
12
W
Short circuit
1,2,3
All
9
Switching frequency
FS
IOUT = 2000 mA
4,5,6
01, 04
250
300
kHz
02, 05
250
270
03, 06
275
300
See footnotes at end of table.
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