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| 型號： | AHF2812D |
| 廠商： | International Rectifier |
| 英文描述： | 28V Input, Single and Dual Output |
| 中文描述： | 28V輸入，單路和雙路輸出 |
| 文件頁數(shù)： | 10/17頁 |
| 文件大?。?/td> | 148K |
| 代理商： | AHF2812D |
10
www.irf.com
AHF28XX Series
Specifications
AHF2812D
Table V. Electrical Performance Characteristics
For Notes to Specifications, refer to page 11
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
Limits
Test
Symbol
Conditions
-55°C
≤
Tc
≤
+125°C
Vin = 28 Vdc ±5%, C
= 0
unless otherwise specified
I
OUT
= 0
Group A
Subgroups
Device
Types
Min
Max
Unit
Output voltage
V
OUT
1
01
±11.88
±12.12
V
2,3
±11.76
±12.24
Output current
1,2
I
OUT
V
IN
= 16, 28, and 40 V dc,
each output
1,2,3
01
100
900
mA
Output ripple
voltage
3
V
RIP
V
IN
= 16, 28, and 40 V dc,
B.W. = 20 Hz to 2 MHz
1,2,3
01
60
mV p-p
Line regulation
4
VR
LINE
V
IN
= 16, 28, and 40 V dc,
Iout = 0, 500, and 1000 mA
1,2,3
01
30
mV
Load regulation
4
VR
LOAD
V
IN
= 16, 28, and 40 V dc,
I
OUT
= 0, 500, and 1000 mA
10 percent to 90 percent
1,2,3
01
30
mV
Cross regulation
5
VR
cros
load change
1,2,3
01
3.0
%
Input current
I
IN
I
OUT
= 0, inhibit (pin 1)
tied to input return (pin 7)
1,2,3
01
12
mA
I
OUT
=0, inhibit (pin 1) = open
I
OUT
= 1000mA
B.W. = 20 Hz to 2 MHz
60
Input ripple
current
3,4
I
RIP
1,2,3
01
50
mA p-p
Efficiency
4
E
FF
I
OUT
= 1000mA,
T
C
=+25°C
Input to output or any pin
1,3
77
2
01
74
%
Isolation
ISO
to case (except pin 6) at
500V dc, T
C
= +25°C
No effect on dc
1
01
100
M
Capacitive load
6,7
C
L
performance, T
C
= +25°C,
total for both outputs
4
01
200
μF
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