參數(shù)資料
型號: RT9199PS
廠商: Richtek Technology Corporation
英文描述: Cost-Effective, 2A Peak Sink/Source Bus Termination Regulator
中文描述: 成本效益,2A峰值匯/源總線終端穩(wěn)壓器
文件頁數(shù): 5/13頁
文件大?。?/td> 214K
代理商: RT9199PS
RT9199
5
DS9199-07 September 2007
www.richtek.com
Electrical Characteristics
(V
IN
= 1.8V,
V
CNTL
= 5V, V
REFEN
=
0.9V, C
OUT
= 10
μ
F (Ceramic), T
A
= 25°C, unless otherwise specified)
Parameter
Symbol
Test Conditions
Min
Typ
Max Units
Input
VCNTL Operation Current
I
CNTL
I
OUT
= 0A
--
1
2.5
mA
Standby Current (Note 7)
I
STBY
V
REFEN
<
0.2V (Shutdown),
R
LOAD
= 180
Ω
--
2
90
μ
A
Output (DDR II)
Output Offset Voltage (Note 5)
V
OS
I
OUT
= 0A
20
--
+20
mV
I
OUT
= +1.8A
Load Regulation (Note 6)
Δ
V
LOAD
I
OUT
=
1.8A
20
--
+20
mV
Protection
Current limit
I
LIMIT
2.0
--
3.5
A
Thermal Shutdown Temperature T
SD
V
CNTL
= 5V
125
170
--
°
C
Thermal Shutdown Hysteresis
Δ
T
SD
V
CNTL
= 5V
--
35
--
°
C
REFEN Shutdown
V
IH
Enable
0.6
--
--
Shutdown Threshold
V
IL
Shutdown
--
--
0.15
V
Absolute Maximum Ratings
(Note 1)
z
Input Voltage, V
IN
------------------------------------------------------------------------------------------------------ 6V
z
Control Voltage, V
CNTL
----------------------------------------------------------------------------------------------- 6V
z
Power Dissipation, P
D
@ T
A
= 25
°
C
SOP-8------------------------------------------------------------------------------------------------------------------- 0.909W
SOP-8 (Exposed Pad) ---------------------------------------------------------------------------------------------- 1.176W
z
Package Thermal Resistance (Note 4)
SOP-8,
θ
JA
-------------------------------------------------------------------------------------------------------------- 110
°
C/W
SOP-8,
θ
JC
-------------------------------------------------------------------------------------------------------------- 60
°
C/W
SOP-8 (Exposed Pad),
θ
JA
------------------------------------------------------------------------------------------ 86
°
C/W
SOP-8 (Exposed Pad),
θ
JC
----------------------------------------------------------------------------------------- 15
°
C/W
z
Junction Temperature-------------------------------------------------------------------------------------------------
125
°
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
Recommended Operating Conditions
(Note 3)
z
Input Voltage, V
IN
------------------------------------------------------------------------------------------------------ 1.6V to 5.5V
z
Control Voltage, V
CNTL
----------------------------------------------------------------------------------------------- 5V
±
5%
z
Junction Temperature Range----------------------------------------------------------------------------------------
40
°
C to 125
°
C
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