參數資料
型號： RT9198A-4GPB
廠商： Richtek Technology Corporation
元件分類： 穩(wěn)壓器
英文描述： 300mA, Low Noise, Ultra-Fast CMOS LDO Regulator
中文描述： 300mA的，低噪聲，超高速的CMOS LDO穩(wěn)壓器
文件頁數： 4/15頁
文件大?。?/td> 261K
代理商： RT9198A-4GPB
RT9198/A
4
DS9198/A-10 November 2006
www.richtek.com
Absolute Maximum Ratings
(Note 1)
z
Supply Input Voltage------------------------------------------------------------------------------------------------------ 6V
z
Power Dissipation, P
D
@ T
A
= 25
°
C
SOT-23-3/SOT-23-5 -------------------------------------------------------------------------------------------------------
400mW
SC-70-5, SC-82------------------------------------------------------------------------------------------------------------
300mW
WDFN-6L 2x2 -------------------------------------------------------------------------------------------------------------- 606mW
z
Package Thermal Resistance (Note 4)
SOT-23-3/SOT-23-5,
θ
JA
------------------------------------------------------------------------------------------------- 250
°
C/W
SC-70-5, SC-82,
θ
JA
------------------------------------------------------------------------------------------------------ 333
°
C/W
WDFN-6L 2x2,
θ
JA
--------------------------------------------------------------------------------------------------------- 165
°
C/W
WDFN-6L 2x2,
θ
JC
-------------------------------------------------------------------------------------------------------- 20
°
C/W
z
Junction Temperature----------------------------------------------------------------------------------------------------- 150
°
C
z
Lead Temperature (Soldering, 10 sec.)------------------------------------------------------------------------------- 260
°
C
z
Storage Temperature Range --------------------------------------------------------------------------------------------
65
°
C to 150
°
C
z
ESD Susceptibility (Note 2)
HBM (Human Body Mode) ---------------------------------------------------------------------------------------------- 2kV
MM (Machine Mode)------------------------------------------------------------------------------------------------------ 200V
Electrical Characteristics
(V
IN
= V
OUT
+ 1V, C
IN
= C
OUT
= 1
μ
F, T
A
= 25
°
C, unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max Units
Output Voltage Accuracy
Δ
V
OUT
I
LIM
I
OUT
= 1mA
R
LOAD
= 1
Ω
RT9198, V
EN
≧
1.2V,
I
OUT
= 0mA
RT9198A, V
EN
≦
0.4V,
I
OUT
= 0mA
I
OUT
= 200mA
I
OUT
= 300mA
V
IN
= (V
OUT
+ 1V) to 5.5V,
I
OUT
= 1mA
2
--
+2
%
Current Limit
360
400
--
mA
Quiescent Current
I
Q
--
90
130
μ
A
--
170
200
Dropout Voltage (Note 5)
V
DROP
--
220
330
mV
Line Regulation
Δ
V
LINE
--
--
0.3
%
Load Regulation
Δ
V
LOAD
1mA < I
OUT
< 300mA
--
--
0.6
%
Shutdown Current
I
SHDN
RT9198, V
EN
= GND, Shutdown
RT9198A, V
EN
= V
IN
, Shutdown
--
0.01
1
μ
A
EN Input Bias Current
I
IBEN
V
EN
= GND or V
IN
--
0
100
nA
Logic-Low
Voltage
V
IL
RT9198, V
IN
= 3V to 5.5V, Shutdown
RT9198A, V
IN
= 3V to 5.5V, Enable
RT9198, V
IN
= 3V to 5.5V, Enable
RT9198A, V
IN
= 3V to 5.5V, Shutdown
--
--
0.4
EN Threshold
Logic-High
Voltage
V
IH
1.2
--
--
V
Recommended Operating Conditions
(Note 3)
z
Supply Input Voltage------------------------------------------------------------------------------------------------------ 2.5V to 5.5V
z
EN Input Voltage ----------------------------------------------------------------------------------------------------------- 0V to 5.5V
z
Junction Temperature Range--------------------------------------------------------------------------------------------
40
°
C to 125
°
C
z
Ambient Temperature Range--------------------------------------------------------------------------------------------
40
°
C to 85
°
C
To be continued
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