參數(shù)資料
型號： RT9002B-PS
廠商： Richtek Technology Corporation
英文描述： Dual Low-Dropout Regulator with Detector
中文描述： 雙低壓差穩(wěn)壓器與探測器
文件頁數(shù)： 3/11頁
文件大?。?/td> 210K
代理商： RT9002B-PS
RT9002A/B/C
3
DS9002ABC-03 March 2007
www.richtek.com
Absolute Maximum Ratings
(Note 1)
z
Supply Input Voltage-------------------------------------------------------------------------------------------------- 6V
z
Package Thermal Resistance (Note 4)
SOP-8,
θ
JA
-------------------------------------------------------------------------------------------------------------- 110
°
C/W
z
Power Dissipation, P
D
@ T
A
= 25
°
C
SOP-8-------------------------------------------------------------------------------------------------------------------- 0.909W
z
Lead Temperature (Soldering, 10 sec.)--------------------------------------------------------------------------- 260
°
C
z
Junction Temperature------------------------------------------------------------------------------------------------- 150
°
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, whichever is greater, C
IN
= 1
μ
F, C
OUT
= 1
μ
F, T
A
= 25°C, unless otherwise specified)
Parameter
Symbol
Recommended Operating Conditions
(Note 3)
z
Supply Input Voltage-------------------------------------------------------------------------------------------------- 2.5V to 5.5V
z
Chip Enable Input Voltage------------------------------------------------------------------------------------------- 0V to 5.5V
z
Junction Temperature Range----------------------------------------------------------------------------------------
40
°
C to 125
°
C
z
Ambient Temperature Range----------------------------------------------------------------------------------------
40
°
C to 125
°
C
Test Conditions
Min
Typ
Max
Units
Regulator 1
RT9002A
2.45
2.50
2.55
RT9002B
1.47
1.50
1.53
Output Voltage Accuracy
RT9002C
Δ
V
OUT1
I
OUT1
= 30mA
2.45
2.50
2.55
V
Maximum Output Current
I
OUT1_MAX
240
--
--
mA
Load Regulation (Note 5)
Δ
V
LOAD1
1mA
<
I
OUT1
<
100mA
--
1
--
mV
V
DROP1_1
I
OUT1
= 30mA
--
50
--
Dropout Voltage (Note 6)
V
DROP1_2
I
OUT1
= 100mA
V
IN1
= V
EN1
= 3.5V,
I
OUT1
= 0mA
V
IN1
= 3.5V, V
EN1
= 0V
--
150
--
mV
Quiescent Current (Note 7)
I
Q1
--
30
--
μ
A
Standby Current
I
STB1
--
0.1
1
μ
A
Line Regulation
Δ
V
LINE1
V
IN1
= 3.5V to 5.5V,
V
IN1
= V
EN1
, I
OUT1
= 30mA
--
0.01
0.2
%/V
Power Supply Rejection Rate
PSRR1
f = 100Hz, I
OUT1
= 100mA
V
IN1
= V
EN1
= 5V
--
60
--
dB
Current Limit
I
LIM1
--
450
--
mA
Logic-Low Voltage
V
IL
--
--
0.6
EN Threshold
Logic-High Voltage
V
IH
1.8
--
--
V
Thermal Shutdown Protection
T
SD1
--
170
--
°
C
To be continued
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