参数资料
型号: IRU1030CMTR
厂商: International Rectifier
文件页数: 2/11页
文件大小: 0K
描述: IC REG LDO ADJ 3A TO-263-3
标准包装: 750
稳压器拓扑结构: 正,可调式
输出电压: 2.5 V ~ 3.3 V
输入电压: 最高 7V
电压 - 压降(标准): 1.1V @ 3A
稳压器数量: 1
电流 - 输出: 3A
电流 - 限制(最小): 3.1A
工作温度: 0°C ~ 150°C
安装类型: 表面贴装
封装/外壳: TO-263-4,D²Pak(3 引线+接片),TO-263AA
供应商设备封装: TO-263
包装: 带卷 (TR)
IRU1030
ABSOLUTE MAXIMUM RATINGS
Input Voltage (V IN ) ....................................................
Power Dissipation .....................................................
Storage Temperature Range ......................................
Operating Junction Temperature Range .....................
PACKAGE INFORMATION
7V
Internally Limited
-65°C To 150°C
0°C To 150°C
2-PIN PLASTIC TO-252 (D-Pak)
FRONT VIEW
3-PIN PLASTIC TO-263 (M)
FRONT VIEW
3-PIN PLASTIC TO-220 (T)
FRONT VIEW
3
V IN
3
V IN
Tab is
3
V IN
V OUT
Tab is
V OUT
1
Adj
Tab is
V OUT
2
1
V OUT
Adj
2
1
V OUT
Adj
θ JA =70 ° C/W for 0.5" Square pad
θ JA =35 ° C/W for 1" Square pad
θ JT =2.7 ° C/W θ JA =60 ° C/W
ELECTRICAL SPECIFICATIONS
Unless otherwise specified, these specifications apply over C IN =1 m F, C OUT =10 m F, and T J =0 to 150 8 C.
Typical values refer to T J =25 8 C.
PARAMETER
Reference Voltage
SYM
V REF
TEST CONDITION
Io=10mA, T J =25 8 C, (V IN -Vo)=1.5V
MIN
1.238
TYP
1.250
MAX
1.262
UNITS
V
Io=10mA, (V IN -Vo)=1.5V
1.225
1.250
1.275
Line Regulation
Load Regulation (Note 1)
Io=10mA, 1.3V<(V IN -Vo)<7V
V IN =3.3V, V ADJ =0, 10mA<Io<3A
0.2
0.4
%
%
Dropout Voltage (Note 2)
Current Limit
Minimum Load Current (Note 3)
Thermal Regulation
D V O
Note 2, Io=3A
V IN =3.3V, D Vo=100mV
V IN =3.3V, V ADJ =0V
30ms Pulse, V IN -Vo=3V, Io=3A
3.1
1.1
5
0.01
1.3
10
0.02
V
A
mA
%/W
Ripple Rejection
f=120Hz, Co=25 m F Tantalum,
Adjust Pin Current
I ADJ
Io=1.5A, V IN -Vo=3V
Io=10mA, V IN -Vo=1.5V, T J =25 8 C,
60
70
dB
Io=10mA, V IN -Vo=1.5V
55
120
m A
Adjust Pin Current Change
Temperature Stability
Long Term Stability
RMS Output Noise
Io=10mA, V IN -Vo=1.5V, T J =25 8 C
V IN =3.3V, V ADJ =0V, Io=10mA
T J =125 8 C, 1000Hrs
T J =25 8 C, 10Hz<f<10KHz
0.2
0.5
0.3
0.003
5
1
m A
%
%
%V O
Note 1: Low duty cycle pulse testing with Kelvin con-
nections is required in order to maintain accurate data.
Note 2: Dropout voltage is defined as the minimum dif-
ferential voltage between V IN and V OUT required to main-
tain regulation at V OUT . It is measured when the output
voltage drops 1% below its nominal value.
Note 3: Minimum load current is defined as the mini-
mum current required at the output in order for the out-
put voltage to maintain regulation. Typically the resistor
dividers are selected such that this current is automati-
cally maintained.
2
www.irf.com
Rev. 1.3
08/20/02
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