Dual 200mA CMOS
LDO Voltage Regulator
(Preliminary)
Absolute Maximum Rating
(1)
Parameter
Input Voltage
Enable Voltage
Power Dissipation
Thermal Resistance Junction-to-Ambient
Lead Temperature (Soldering, 5 sec.)
Junction Temperature
Storage Temperature
T
J
T
S
Symbol
V
IN
V
EN
P
D
Θ
JA
Value
6
-0.3 to V
IN
Internally Limited
(3)
230 (SOT-23-6)
260
+150
-40 to +150
SE5221
Units
V
V
°C/W
°C
°C
°C
Operating Rating
(2)
Parameter
Supply Input Voltage
Junction Temperature
Symbol
V
IN
T
J
Value
+3.3V to +5.5
0 to +125
Units
V
°C
Electrical Characteristics
V
IN
=Vout+1V; V
EN1
=V
EN2
=V
IN
; I
OUT
= 10mA, C
IN
= 2.2μF; C
OUT
= 2.2μF; T
J
= 25°C; unless otherwise specified
Symbol
Parameter
V
OUT
Output Voltage
Accuracy
ΔV
OUT
/V
OUT
Line Regulation
Conditions
Channel 1
SE5221 – 2.8V
SE5221 – 3.3V
Channel 2
SE5221 – 1.3V
SE5221 – 1.8V
Channel 1
V
IN
= (V
OUT
+0.4)V to 5.5V
Channel 2
V
IN
=(V
OUT
+0.4)V to 5.5V
Channel 1
I
OUT
= 1mA to 200mA
Channel 2
I
OUT
= 1mA to 200mA
Min
2.716
3.201
1.261
1.746
--
--
--
--
Typ
2.8
3.3
1.3
1.8
0.14
0.14
0.66
1.32
Max
2.884
3.399
Unit
V
1.339
1.854
--
%/V
--
--
%
--
ΔV
OUT
/V
OUT
Load
Regulation
(5)
Revision 9/4/2008
Preliminary and all contents are subject to change without prior notice
© Seaward Electronics Inc., 2007. • www.seawardinc.com • Page 3
SEAWARD [ Seaward Electronics Inc. ]
