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AHF2812DFHB Datasheet(PDF) 6 Page - International Rectifier

Part # AHF2812DFHB
Description  HYBRID-HIGH RELIABILITY DC-DC CONVERTER
Download  19 Pages
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Manufacturer  IRF [International Rectifier]
Direct Link  http://www.irf.com
Logo IRF - International Rectifier

AHF2812DFHB Datasheet(HTML) 6 Page - International Rectifier

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AHF28XX Series
Specifications
AHF2812S
Table III. Electrical Performance Characteristics
For Notes to Specifications, refer to page 7
Input voltage
-0.5V to +50V
Soldering temperature
300°C for 10 seconds
Operating case temperature
-55°C to +125°C
Storage case temperature
-65°C to +135°C
Absolute Maximum Ratings
Test
Symbol
Conditions
Group A
Device
Unit
-55°C
≤ Tc ≤ +125°C
Subgroups
Types
Vin = 28Vdc ±5%, CL = 0
Unless otherwise specified
Min
Max
1
11.88
12.12
2,3
11.76
12.24
Output current
1
IOUT
VIN = 16, 28, and 40Vdc
1,2,3
01
1000
mA
VIN = 16, 28, and 40Vdc,
B.W. = 20 Hz to 2MHz
VIN = 16, 28, and 40Vdc,
Line regulation
VRLINE Iout = 0%, 50% and 100%
1,2,3
01
50
mV
rated load
VIN = 16, 28, and 40Vdc,
Load regulation
VRLOAD IOUT = 0%, 50% and 100%
1,2,3
01
50
mV
rated load
IOUT = 0, inhibit (pin 1)
tied to input return (pin 7)
IOUT = 0,
inhibit (pin 1) = open
IOUT = 100% rated load
B.W. = 20 Hz to 2.0MHz
178
2,3
75
Input to output or any pin
Isolation
ISO
to case (except pin 6)
1
01
100
M
at 500Vdc, Tc = +25°C
No effect on dc performance,
Tc = +25°C
Power dissipation
Overload
5
101
6.0
load fault
Short circuit
1,2,3
01
2.0
Switching frequency
FS
IOUT = 100% rated load
4,5,6
01
500
600
KHz
01
500
µF
PD
W
mA
mA p-p
Efficiency
EFF
IOUT = 100% rated load
01
%
Input ripple current
2
IRIP
1,2,3
01
V
01
60
mV p-p
Input current
01
12
01
Capacitive load
3, 4
CL
4
Output voltage
VOUT
IOUT = 0
Output ripple voltage
2
VRIP
IIN
1,2,3
1,2,3
Limits
50
50


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