AHV28XX Datasheet, PDF (3/9 Pages) International Rectifier – HYBRID-HIGH RELIABILITY DC/DC CONVERTER

AHV28XX Series
Specifications (Dual Output Models)
T_CASE = -55°C to +125°C,
V = +28V ± 5% unless otherwise specified
IN
Absolute Maximum Ratings
Input voltage
-0.5V to +50VDC (Continous), 80V (100 msec)
Power output
Internally limited, 17.5W typical
Soldering temperature
300°C for 10 seconds (1 pin at a time)
Operating case temperature
-55°C to +125°C
Storage case temperature
-65°C to +135°C
TEST
STATIC
CHARACTERISTICS
OUTPUT
Voltage ¹
Current ^1,2
Ripple Voltage ^1,3
Power ^1,2,4
REGULATION
Line ^1,5
Load ¹
INPUT
Current
Ripple Current ³
EFFICIENCY
ISOLATION
Capacitive Load ^6,7
Load Fault
Power Dissipation
Switching Frequency
DYNAMIC
CHARACTERISTICS
Step Load Changes
Output Transient ⁹
Recovery ^9,10
Step Line Changes
Output Transient ^7,11
Recovery ^{7,10, 11}
TURN-ON
Overshoot ¹
Delay ^1,12
Load Fault Recovery ⁷
SYMBOL
Condition
-55°C ≤ TC ≤ +125°C,
VIN = 28 VDC ±5%, CL=0,
unless otherwise specified
Group A
Subgroups
AHV2805D
Min
Max
AHV2812
Min
Max
AHV281D
Min
Max
Units
VOUT
IOUT
VRIP
POUT
VRLINE
IOUT
VRLOAD
IIN
IRIP
EFF
ISO
CL
PD
FS
IOUT = 0
VIN = 16, 28, and 40 VDC
VIN = 16, 28, and 40 VDC
BW = DC to 2 MHz
VIN = 16, 28, and 40 VDC
VIN = 16, 28, and 40 VDC
IOUT = 0, half load and full load
VIN = 16, 28, and 40 VDC
IOUT = 0, half load and full load
IOUT = 0, Inhibit (pin 2)
Tied to input return (pin 10)
IOUT = 0, Inhibit (pin 2) = Open
IOUT = Full load
BW = DC to 2MHz
IOUT = Full Load
TC = +25°C
Input to output or any pin to
case (except pin 8) at 500 VDC,
TC = +25°C
No effect on DC performance
TC = +25°C
Overload, TC = +25°C ⁸
Short Circuit, TC = +25°C
IOUT = Full Load
VOTLOAD
TTLOAD
50% Load 135 100% Load
No Load 135 50%
50% Load 135 100%
No Load 335 50% Load
50% Load 335 No lLoad
VOTLINE
TTLINE
Input step 16 to 40 VDC
Input step 40 to 16 VDC
Input step 16 to 40 VDC
Input step 40 to 16 VDC
VTonOS
T on D
TRLF
IOUT = O and Full Load
IOUT = O and Full 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
1
4
1
4
±4.95
±4.90
0.0
15
±5.05
±5.10
±1500
60
30
60
120
±11.88
±11.76
0.0
15
±12.12
±12.24
±625
60
30
60
120
±14.85
±14.70
0.0
15
±15.15
±15.30
±500
60
35
75
150
V
V
mA
mVp-p
W
mV
18
18
18
mA
65
65
65
mA
50
50
50
mAp-p
72
72
72
%
100
100
100
MΩ
200
200
200
µF
8,5
8,5
8.5
W
8.5
8.5
8.5
450
550
450
550
450
550
KHz
4
4
4
4
4
4
4
4
4
4,5,6
4,5,6
4,5,6
-300
-500
+300
+500
70
200
5.0
-300
-500
+300
+500
70
1500
5.0
-300
-500
+300
+500
70
1500
5.0
mVpk
mVpk
µs
µs
ms
300
1000
4800
4800
1200
-1500
4.0
4.0
1500
-1500
4.0
4.0
mVpk
mVpk
µs
µs
550
600
600
mVpk
10
10
10
ms
10
10
10
ms
For Notes to Specifications, refer to page 5
www.irf.com
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