- 您现在的位置：买卖IC网 > PDF目录79922 > LR478L-3.4-S08-T (UNISONIC TECHNOLOGIES CO LTD) POWER SUPPLY SUPPORT CKT, PDSO8 PDF资料下载
参数资料
| 型号： | LR478L-3.4-S08-T |
| 厂商： | UNISONIC TECHNOLOGIES CO LTD |
| 元件分类： | 电源管理 |
| 英文描述： | POWER SUPPLY SUPPORT CKT, PDSO8 |
| 封装： | LEAD FREE, SOP-8 |
| 文件页数： | 4/8页 |
| 文件大小： | 133K |
| 代理商： | LR478L-3.4-S08-T |
LR478
LINEAR INTEGRATED CIRCUIT
UNISONICTECHNOLOGIESCO.,LTD
4 of 8
www.unisonic.com.tw
QW-R112-001,B
ABSOLUTE MAXIMUM RATINGS
PARAMETER
SYMBOL
RATINGS
UNIT
Supply Voltage
VIN
-0.3 ~ +10
V
Output Current
IOUT
400
mA
Power Dissipation(note3)
PD
700
mW
Junction Temperature
TJ
+125
°C
Operating Temperature
TOPR
-20 ~ +85
°C
Storage Temperature
TSTG
-40~+150
°C
Note 1. Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
2. The device is guaranteed to meet performance specification within 0
~ +70
operating temperature range
and assured by design from –20
~ +85 .
RECOMMENDED OPERATION CONDITIONS
PARAMETER
SYMBOL
RATINGS
UNIT
Operating Voltage
VOPR
0 ~ 10
V
Output Current
IOUT
0 ~ 300
mA
ELECTRICAL CHARACTERISTICS(VCONT =1.6V, Ta=25°C, unless otherwise specified )
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
No-load Input Current 1
IQ1
VIN=5V, IOUT=0mA
3
8
mA
No-load Input Current 2
IQ2
VIN=4V, IOUT=0mA
4
mA
Input Current (OFF)
IQ3
VIN=5V, VCONT=0.4V
250
A
Regulator
Output Voltage
VOUT
VIN=5V, IOUT=30mA
3.33
3.40
3.47
V
Input-Output Different Voltage
VI/O(DIFF) VIN=3.2V, IOUT=150mA
0.15
0.3
V
Line Regulation
VOUT VIN=4.4~5.5V, IOUT=30mA
10
20
mV
Load Regulation
VOUT VIN=5V, IOUT=0~300mA
20
120
mV
VOUT Temperature Coefficient
VOUT/TVIN=5V, IOUT=30mA, TJ= -20~85°C
100
ppm/
°C
Ripple Rejection
RR
VIN=5V, IOUT=30mA, f=120Hz
VRIPPLE=1VP-P
50
80
dB
Output Noise Voltage
VIN
VIN=5V, IOUT=30mA, f=20~80kHz
40
120
Vrms
CONT Terminal Current
ICONT
VCONT=1.6V
5
10
A
High Threshold Voltage
VTHR(H)
1.6
VIN+0.3
V
Low Threshold Voltage
VTHR(L)
-0.3
0.4
V
Reset
Detection Voltage
VS
VIN= VTHR(H)→VTHR(L)
4.11
4.20
4.29
V
Vs Temperature Coefficient
VS/TTJ= -20~85°C
100
ppm/
°C
Hysteresis Voltage
VHYS
VIN= VTHR(H)→VTHR(L)→VTHR(H)
100
200
mV
Low-Level Output Voltage
VOL
VIN=3.9V, RL=4.7K
100
200
mV
Output Leakage Current
ILEAK
VIN=5V
±0.1
A
Output Current 1
IOUT1
VIN=3.9V, RL=0
5
mA
Output Current 2
IOUT2
VIN=3.9V, RL=0, Ta= -20~85°C
3
mA
“H” Transmission Delay Time
tPLH
Cd =0.0F
30
90
s
Reset Delay Time
tPLH 1
VIN=4V→5V, Cd =0.1F
5
10
20
ms
“L” Transmission Delay Time
tPLH
30
90
s
Threshold Operating Voltage
VTHR(OPR) VoL=0.4V
0.65
0.85
V
相关PDF资料 |
PDF描述 |
|---|---|
| LM2575-15BT-LB03 | 1.3 A SWITCHING REGULATOR, 52 kHz SWITCHING FREQ-MAX, PSFM5 |
| LM2575-15BUT&R | 1.3 A SWITCHING REGULATOR, 52 kHz SWITCHING FREQ-MAX, PSSO5 |
| LK4003-9RD0TB1 | 1-OUTPUT AC-DC PWR FACTOR CORR MODULE |
| LKP5740-7ERDDTB1 | 2-OUTPUT 250 W AC-DC PWR FACTOR CORR MODULE |
| LS2320-7EPD8TB1 | 2-OUTPUT 100 W AC-DC REG PWR SUPPLY MODULE |
相关代理商/技术参数 |
参数描述 |
|---|---|
| LR478L-XX-S08-R | 制造商:UTC-IC 制造商全称:UTC-IC 功能描述:REGULATOR+RESET IC |
| LR478L-XX-S08-T | 制造商:UTC-IC 制造商全称:UTC-IC 功能描述:LINEAR INTEGRATED CIRCUIT |
| LR478-XX-S08-R | 制造商:UTC-IC 制造商全称:UTC-IC 功能描述:REGULATOR+RESET IC |
| LR478-XX-S08-T | 制造商:UTC-IC 制造商全称:UTC-IC 功能描述:LINEAR INTEGRATED CIRCUIT |
| LR47CG-TB | 制造商:Thomas & Betts 功能描述:1-1/4" C-BODY, CVR & GSKT, LR, F-7 制造商:Thomas & Betts 功能描述:Fittings Elbow 1.25inch Iron |
发布紧急采购，3分钟左右您将得到回复。