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參數資料
| 型號： | ATR28XXS |
| 廠商： | International Rectifier |
| 英文描述： | HYBRID-HIGH RELIABILITY DC/DC CONVERTERS |
| 中文描述： | 混雜高度可靠的DC / DC轉換器 |
| 文件頁數： | 6/12頁 |
| 文件大小： | 97K |
| 代理商： | ATR28XXS |
6
www.irf.com
ATR28XXS Series
Specifications
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
ATR2812S
Limits
Test
Symbol
Conditions
-55
°
C
≤
TC
≤
+125
°
C
V
= 28VDC
±
5%, C
= 0
Unless otherwise specified
I
OUT
= 0
V
IN
= 16, 28, and 40 VDC
V
= 16, 28, and 40 VDC
B.W. = 20Hz to 2 MHz
V
IN
= 16, 28, and 40 VDC
I
OUT
= 0, 1250, and 2500mA
V
IN
= 16,28, and 40 VDC
I
OUT
= 0, 1250, and 2500mA
I
= 0, inhibit (pin 2)
Tied to input return (pin 10)
I
OUT
= 0, inhibit (pin 2) = open
I
=2500mA
B.W. = 20Hz to 2 MHz
I
OUT
=2500mA
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
Group A
Subgroups
Device
Types
Min
Max
Units
Output voltage
Output current
Output ripple voltage
V
OUT
I
OUT
V
RIP
1
2,3
1,2,3
1,2,3
01
01
01
11.88
11.70
12.12
12.30
2500
60
V
mA
mVp-p
1
2
Line regulation
3
VR
LINE
1
01
01
01
01
±
30
mV
mV
mA
mAp-p
Load regulation
2,3
1
±
60
±
60
3
VR
LOAD
Input current
2,3
1,2,3
±
120
18
I
IN
Input ripple current
1
2,3
1,2,3
50
75
50
2
I
RIP
Efficiency
Isolation
E
FF
I
SO
1
2,3
1
01
01
80
75
100
%
M
Capacitive load
4, 5
C
L
4
01
500
μ
F
Power dissipation
load fault
Switching frequency
Sync frequency range
Output response to step
transient load changes
Recovery time step
transient load changes
Output response to
transient step line
changes
P
D
6
1
01
01
01
01
01
01
12
W
KHz
KHz
mV pk
μ
s
mV pk
Short Circuit
I
OUT
= 2500mA
I
= 2500mA
1250mA to/from 2500mA
200mA to/from 1250mA
1250mA to/from 2500mA
200mA to/from 1250mA
Input step 16V to/from
40VDC, I
OUT
= 2500mA
1,2,3
4,5,6
4,5,6
4,5,6
4,5,6
4
5,6
4
5,6
4,5,6
9
F
S
F
SYNC
VO
TLOAD
TT
LOAD
VO
TLINE
500
500
-800
-1000
600
700
+800
+1000
100
200
100
200
±
1200
7
7, 8
For Notes to Specifications, refer to page 7
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