參數(shù)資料
型號: REG104-25
英文描述: DMOS 1A Low Dropout (LDO) Regulator
中文描述: DMOS的1A低壓降(LDO)穩(wěn)壓器
文件頁數(shù): 3/14頁
文件大?。?/td> 264K
代理商: REG104-25
REG103
SBVS010A
3
ELECTRICAL CHARACTERISTICS
Boldface
limits apply over the specified temperature range,
T
J
=
40
°
C to +85
°
C.
At T
J
= +25
°
C, V
IN
= V
OUT
+ 1V (V
OUT
= 3.0V for REG103-A), V
ENABLE
= 2V, I
OUT
= 10mA, C
NR
= 0.01
μ
F, and C
OUT
= 0.1
μ
F
(1)
, unless otherwise noted.
REG103GA, UA, FA
PARAMETER
CONDITION
MIN
TYP
MAX
UNITS
OUTPUT VOLTAGE
Output Voltage Range
REG103-2.5
REG103-2.7
REG103-3.0
REG103-3.3
REG103-5
REG103-A
Reference Voltage
Adjust Pin Current
Accuracy
T
=
40
°
C to +85
°
C
vs Temperature
vs Line and Load
T
J
=
40
°
C to +85
°
C
DC DROPOUT VOLTAGE
(2, 3)
For all models except 5V
For 5V model
For all models except 5V
T
=
40
°
C to +85
°
C
For 5V models
T
J
=
40
°
C to +85
°
C
VOLTAGE NOISE
f = 10Hz to 100kHz
Without C
(all models)
With C
NR
(all fixed voltage models)
OUTPUT CURRENT
Current Limit
(4)
T
J
=
40
°
C to +85
°
C
RIPPLE REJECTION
f = 120Hz
V
OUT
2.5
2.7
3.0
3.3
5
V
V
V
V
V
V
V
μ
A
%
%
V
REF
5.5
V
REF
I
ADJ
1.295
0.2
±
0.5
1
±
2
±
2.8
dV
OUT
/dT
T
=
40
°
C to +85
°
C
70
±
0.5
ppm/
°
C
%
%
I
OUT
= 10mA to 500mA, V
= (V
+ 0.7V) to 15V
V
IN
= (V
OUT
+ 0.9V) to 15V
I
OUT
= 10mA
I
OUT
= 500mA
I
OUT
= 500mA
OUT
= 500mA
±
2.5
±
3.5
25
200
250
230
V
DROP
3
mV
mV
mV
mV
115
160
I
OUT
= 500mA
280
mV
V
n
C
= 0, C
OUT
= 0
C
NR
= 0.01
μ
F, C
OUT
= 10
μ
F
30
μ
Vrms/V V
OUT
10
μ
Vrms/V V
OUT
μ
Vrms
μ
Vrms
I
CL
550
500
700
950
1000
mA
mA
65
dB
ENABLE CONTROL
V
ENABLE
HIGH (output enabled)
V
ENABLE
LOW (output disabled)
I
ENABLE
HIGH (output enabled)
I
LOW (output disabled)
Output Disable Time
Output Enable Soft Start Time
V
ENABLE
2
V
IN
0.5
100
100
V
V
nA
nA
μ
s
ms
–0.2
I
ENABLE
V
ENABLE
= 2V to V
, V
= 2.1V to 6.5
(5)
V
ENABLE
= 0V to 0.5V
1
2
50
1.5
ERROR FLAG
(6)
Current,
Logic HIGH (open drain)—Normal Operation
Voltage,
Logic LOW—On Error
V
IN
= V
= V
OUT
+ 1V
Sinking 500
A
0.1
0.2
10
0.4
μ
A
V
THERMAL SHUTDOWN
Junction Temperature
Shutdown
Reset from Shutdown
150
130
°
C
°
C
GROUND PIN CURRENT
Ground Pin Current
I
GND
I
OUT
= 10mA
I
OUT
= 500mA
V
ENABLE
0.5V
0.5
1
0.5
0.7
1.3
mA
mA
μ
A
ENABLE Pin LOW
INPUT VOLTAGE
Operating Input Voltage Range
(7)
Specified Input Voltage Range
T
J
=
40
°
C to +85
°
C
TEMPERATURE RANGE
Specified Range
Operating Range
Storage Range
Thermal Resistance
DDPAK-5 Surface-Mount
SO-8 Surface-Mount
SOT223-5 Surface-Mount
V
IN
2.1
15
15
15
V
V
V
V
IN
> 2.7V
V
IN
> 2.9V
V
OUT
+ 0.7
V
OUT
+ 0.9
T
J
–40
–55
–65
+85
+125
+150
°
C
°
C
°
C
θ
JC
θ
JA
θ
JC
Junction-to-Case
Junction-to-Ambient
Junction-to-Case
4
°
C/W
°
C/W
°
C/W
150
15
NOTES: (1) The REG103 does not require a minimum output capacitor for stability. However, transient response can be improved with proper capacitor selection.
(2) Dropout voltage is defined as the input voltage minus the output voltage that produces a 2% change in the output voltage from the value at V
IN
= V
+ 1V at fixed load.
(3) Not applicable for V
less than 2.7V. (4) Current limit is the output current that produces a 10% change in output voltage from V
= V
+ 1V and I
= 10mA.
(4) For V
> 6.5V, see typical characteristic “V
vs I
ENABLE
.” (6) Logic low indicates out-of-regulation condition by approximately 10%, or thermal shutdown. (7) The
REG103 no longer regulates when V
< V
+ V
IN
to V
OUT
is typically
less than 1
at T
J
= +25
°
C. See typical characteristic.
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REG104-A 制造商:未知廠家 制造商全稱:未知廠家 功能描述:DMOS 1A Low Dropout Regulator