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参数资料
| 型号： | IR4428S |
| 厂商： | International Rectifier |
| 英文描述： | DUAL LOW SIDE DRIVER |
| 中文描述： | 双低侧驱动器 |
| 文件页数： | 2/12页 |
| 文件大小： | 141K |
| 代理商： | IR4428S |
2
IR4426/IR4427/IR4428(S) & (PbF)
ADVANCE INFORMATION
www.irf.com
Symbol Definition
V
S
V
O
V
IN
P
D
Min.
-0.3
Max.
25
Units
Fixed supply voltage
Output voltage
-0.3
V
S
+ 0.3
V
S
+ 0.3
1.0
Logic input voltage
Package power dissipation @ T
A
≤
+25
°
C (8 Lead PDIP)
(8 lead SOIC)
-0.3
—
—
0.625
Rth
JA
Thermal resistance, junction to ambient
(8 lead PDIP)
—
125
(8 lead SOIC)
—
200
T
J
T
S
T
L
Junction temperature
—
150
Storage temperature
-55
150
Lead temperature (soldering, 10 seconds)
—
300
Absolute Maximum Ratings
Absolute maximum ratings indicate sustained limits beyond which damage to the device may occur. All voltage param-
eters are absolute voltages referenced to GND. The thermal resistance and power dissipation ratings are measured
under board mounted and still air conditions.
V
°
C
Symbol Definition
V
S
V
O
V
IN
T
A
Min.
6
Max.
20
Units
Fixed supply voltage
Output voltage
0
V
S
V
S
125
Logic input voltage
0
Ambient temperature
-40
Recommended Operating Conditions
The input/output logic timing diagram is shown in figure 1. For proper operation the device should be used within the
recommended conditions. All voltage parameters are absolute voltages referenced to GND.
°
C
V
W
°
C/W
Symbol
V
IH
Definition
Min.
2.7
Typ. Max. Units Test Conditions
—
—
Logic “0” input voltage (OUTA=LO, OUTB=LO)
(IR4426)
Logic “1” input voltage (OUTA=HI, OUTB=HI)
(IR4427)
Logic “0” input voltage (OUTA=LO), Logic “1”
input voltage (OUTB=HI) (IR4428)
DC Electrical Characteristics
V
BIAS
(V
S
) = 15V, T
A
= 25
°
C unless otherwise specified. The V
IN
, and I
IN
parameters are referenced to GND and are
applicable to input leads: INA and INB. The V
O
and I
O
parameters are referenced to GND and are applicable to the
output leads: OUTA and OUTB.
V
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