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參數(shù)資料
| 型號(hào)： | LR1108 |
| 廠商： | 友順科技股份有限公司 |
| 英文描述： | 1A FAST ULTRA LOW DROPOUT LINEAR REGULATOR |
| 中文描述： | 1A條快速超低差線性穩(wěn)壓器 |
| 文件頁(yè)數(shù)： | 4/6頁(yè) |
| 文件大?。?/td> | 149K |
| 代理商： | LR1108 |
LR1108
CMOS IC
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
4 of 6
QW-R102-031.
ABS OLUT E MAX IMUM RAT INGS
PARAMETER
Input Voltage (Operating), (Note 10)
Input Voltage (Survival)
Shutdown Input Voltage
Output Voltage (Survival), (Note 4), (Note 5)
I
OUT
(Survival)
Maximum Voltage for ERROR Pin
Maximum Operating Current (DC)
Power Dissipation (Note 2)
Junction Temperature
Operating Temperature
Storage Temperature
Note: 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.
ELECT RICAL CHARACT ERIST ICS
Limits in standard typeface are for T
J
= 25°C, and limits in
boldface type
apply over the full operating temperature
range.
(T
J
= 25
, V
IN
= V
O(NOM)
+ 1V, I
L
= 10 mA, C
OUT
= 2.2μF, V
SD
= V
IN
-0.3V, unless otherwise specified.)
PARAMETER
SYMBOL
0 mA
≤
I
L
≤
1A
V
OUT
+1
≤
V
IN
≤
7.0V
Output Voltage Line Regulation (Note 6)
V
OUT
V
OUT
+1V<V
IN
<7.0V
Output Voltage Load Regulation (Note 6)
V
OUT
/
I
OUT
10 mA < I
L
< 1A
Dropout Voltage (Note 8)
V
D
I
L
= 1A
I
L
= 0 mA
Ground Pin Current In Normal Operation
Mode
I
L
= 1A
Peak Output Current
I
O(PEAK)
(Note 2)
SHORT CIRCUIT PROTECTION
Short Circuit Current
I
SC
OVER TEMPERATURE PROTECTION
Shutdown Threshold
T
SHDN(THR)
Thermal Shutdown Hysteresis
T
SHDN(HYS)
SHUTDOWN INPUT
Output = High
Shutdown Threshold
V
SHDN
Output = Low
Turn-off Delay
t
D(OFF)
I
L
= 1A
Turn-on Delay
t
D(ON)
I
L
= 1A
SD Input Current
I
SD
V
SD
= V
IN
ERROR FLAG COMPARATOR
ERROR Flag Saturation
V
EF(SAT)
I
SINK
= 100μA
ERROR Flag Pin Leakage Current
I
I(LEAK)
Threshold
V
T
(Note 7)
Threshold Hysteresis
V
THR
(Note 7)
Flag Reset Delay
t
D
AC PARAMETERS
V
IN
= V
OUT
+ 1.5V
C
OUT
=100uF, V
OUT
= 3.3V
Ripple Rejection
PSRR
V
IN
= V
OUT
+ 0.3V
C
OUT
=100uF, V
OUT
= 3.3V
Output Noise Density
ρ
n(l/f)
f = 120Hz
BW = 10Hz – 100kHz
Output Noise Voltage
eN
BW = 300Hz – 300kHz
SYMBOL
RATINGS
2.5~7.0
-0.3~+7.5
-0.3~V
IN
+0.3
-0.3~+7.5
Short Circuit Protected
V
IN
+0.3
1
Internally Limited
+125
-40~+125
-65~+150
UNIT
V
V
V
V
V
IN
V
IN(SHDN)
V
OUT
P
D
T
J
T
OPR
T
STG
V
A
TEST CONDITIONS
MIN
-1.5
-3
600
TYP
MAX
+1.5
+3
500
UNIT
Output Voltage Tolerance (Note 6)
V
OUT
0
%
0.05
0.04
300
200
300
800
%
%
mV
I
GND
uA
mA
2
A
165
10
V
IN
-0.3
V
IN
0
20
25
1
0.2
V
μs
μs
nA
0.02
1
10
5
1
0.1
16
8
V
nA
%
%
μs
5
2
60
40
dB
0.8
150
100
μV
μVrms
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| LR1108L-12-AB3-C-R | 1A FAST ULTRA LOW DROPOUT LINEAR REGULATOR |
| LR1108L-12-AF5-R | 1A FAST ULTRA LOW DROPOUT LINEAR REGULATOR |
| LR1108L-18-AB3-A-R | 1A FAST ULTRA LOW DROPOUT LINEAR REGULATOR |
| LR1108L-18-AB3-C-R | 1A FAST ULTRA LOW DROPOUT LINEAR REGULATOR |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LR1108-12-AB3-A-R | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:1A FAST ULTRA LOW DROPOUT LINEAR REGULATOR |
| LR1108-12-AB3-C-R | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:1A FAST ULTRA LOW DROPOUT LINEAR REGULATOR |
| LR1108-12-AF5-R | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:1A FAST ULTRA LOW DROPOUT LINEAR REGULATOR |
| LR1108-18-AB3-A-R | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:1A FAST ULTRA LOW DROPOUT LINEAR REGULATOR |
| LR1108-18-AB3-C-R | 制造商:UTC-IC 制造商全稱:UTC-IC 功能描述:1A FAST ULTRA LOW DROPOUT LINEAR REGULATOR |
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