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부품번호 | IRU1502-33 기능 |
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기능 | MICROPOWER 1A LOW DROPOUT PMOS VOLTAGE REGULATOR | ||
제조업체 | International Rectifier | ||
로고 | |||
전체 11 페이지수
Data Sheet No. PD94696
IRU1502-33
MICROPOWER 1A LOW DROPOUT
PMOS VOLTAGE REGULATOR
FEATURES
Stable with Ceramic Capacitor
Small, Space Saving MLPM 6-Pin Package
Guaranteed < 1V Dropout at Full Load Current
Fast Transient Response
Ultra-Low Ground Current
Output Current Limiting
Built-In Thermal Shutdown
APPLICATIONS
High Efficiency Linear Regulator
Hard Disk Drivers, CD-ROMs, DVDs
ADSL and Cable Modems
DESCRIPTION
The IRU1502-33 is a PMOS low dropout, linear regulator
and it is capable of supplying 1A of continuous current
over line and temperature range. The IRU1502-33 is
stable with low value ceramic capacitors, ensures low
noise operation, improves load transient response and
enables a smaller circuit size.
IRU1502-33 features ultra low noise, fast start-up and
an excellent time and load response. This device also
includes built-in output protection with both current limit
and thermal shutdown.
TYPICAL APPLICATION
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1 NC
VIN 6
IRU1502-33
2 Gnd
NC 5
3 NC
VOUT 4
C1
4.7uF
X5R
5V
C2
4.7uF
X5R
3.3V
Figure 1 - Typical application of IRU1502-33.
PACKAGE ORDER INFORMATION
TJ (°C)
0 To 125
DEVICE
IRU1502-33CH
PACKAGE
6-Pin MLPM 3x3 (H)
MARKING
1502
Rev. 1.0
07/17/03
www.irf.com
1
IRU1502-33
TYPICAL PERFORMANCE CHARACTERISTICS
Unless specified, the test data applies: TA=258C, CIN=4.7mF, COUT=4.7mF ceramic and VIN=5V.
DV
Figure 3 - Step load response
from 2mA to 1A, tr/1ms.
Ch1: Output voltage, AC, 50mV/div
Ch4: Load Current, 0.5A/div
Figure 5 - Output short circuit operation.
DV = 3.26V
Ch1: Output voltage, 1V/div
Ch4: Load Current, 1A/div
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3.26V
Figure 4 - Step-up transient load response
from 2mA to 1A, tr<1ms.
Ch1: Output voltage, AC, 50mV/div
Ch4: Load Current, 0.5A/div
Figure 6 - Short circuit removal,
IOUT from short to 10mA.
Ch1 Peak: 3.26V
Ch1: Output voltage, 1V/div
Ch4: Load Current, 1A/div
4 www.irf.com
Rev. 1.0
07/17/03
4페이지 IRU1502-33
TYPICAL PERFORMANCE CHARACTERISTICS
Unless specified, the test data applies: TA=258C, CIN=4.7mF, COUT=4.7mF ceramic and VIN=5V.
400
350
300 IO=1A
250
200
150
100
IO=2mA
50
0
-50 -25
0 25 50 75 100 125 150
Temperature (C)
Figure 14 - Quiescent Current vs. Load Current
and Temperature.
1.50
1.49
1.48
1.47
1.46
1.45
1.44
1.43
1.42
1.41
1.40
1.39
-50
-25
0 25 50 75 100 125 150
Temperature (C)
Figure 15 - Typical Current Limit vs. Temperature
(VIN=5.5V)
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-40
-45
-50
-55
-60
-50 -25
0 25 50 75 100 125 150
Temperature(C)
Figure 16 - 120Hz Ripple Rejection vs. Temperature.
Rev. 1.0
07/17/03
www.irf.com
7
7페이지 | |||
구 성 | 총 11 페이지수 | ||
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부품번호 | 상세설명 및 기능 | 제조사 |
IRU1502-33 | MICROPOWER 1A LOW DROPOUT PMOS VOLTAGE REGULATOR | International Rectifier |
DataSheet.kr | 2020 | 연락처 | 링크모음 | 검색 | 사이트맵 |