SE5168
150mA CMOS LDO Regulator
Absolute Maximum Ratings
(1)
Supply Input Voltage (V
IN
) ..…….........................+6V
Power Dissipation (P
D
) ……….. Internally Limited
(3)
Operating Ratings
(2)
Supply Input Voltage (V
IN
) ……...... +2.0V to +5.5V
Junction Temperature (T
J
) …….….. 0°C to +125°C
Package Thermal Resistance
160°C/W (TO-92)
230°C/W (SOT-23-3L)
250°C/W (SC70)
Junction Temperature (T
J
) ……...................…150°C
Lead Temperature (soldering, 5 sec.) …....…. 260°C
Storage Temperature (T
S
) ……….. -40°C to +150°C
Electrical Characteristics
V
IN
=5V; C
IN
= 2.2μF; C
OUT
= 2.2μF（
Electrolytic
capacitor
）;
I
OUT
= 10mA; T
J
= 25°C; unless otherwise noted
Conditions
Min
1.470
1.764
2.450
2.744
2.940
3.234
--
--
Typ
1.5
1.8
2.5
2.8
3.0
3.3
1
1
Max
1.530
1.836
2.550
2.856
3.060
3.366
--
--
Unit
V
V
V
V
V
V
%/V
%
Symbol
Parameter
V
OUT
Output Voltage
Accuracy
SE5168 – 1.5V(V
IN
=1.8V,I
OUT
=1mA)
SE5168 – 1.8V(V
IN
=3.3V,I
OUT
=10mA)
SE5168 – 2.5V
SE5168 – 2.8V
SE5168 – 3.0V
SE5168 – 3.3V
V
IN
= (V
OUT
+ 1)V to 5.5V
V
IN
=(V
OUT
+ 1)V or 2.7V
I
OUT
= 10mA to 150mA
Note 4
ΔV
OUT
ΔV
OUT
Line Regulation
Load Regulation
Output Voltage
(5)
ΔV
OUT
/ΔT
Temperature
Coefficient
Dropout Voltage
(6)
(V
OUT
>2V)
Thermal
Protection
Ripple Rejection
Quiescent Current
Current Limit
--
0.033
--
mV/°C
I
OUT
= 10mA
I
OUT
= 75mA
I
OUT
= 150mA
Thermal Protection Temperature
Protection Hysterisys
f = 120 Hz
I
OUT
= 10mA
--
--
--
--
--
--
--
--
20
200
500
150
20
57
50
200
--
--
--
--
--
--
--
--
°C
dB
μA
mA
mV
V
IN
– V
OUT
T
PROTECTION
PSRR
I
Q
I
LIMIT
Revision
12/5/2008
Preliminary and all contents are subject to change without prior notice.
© Seaward Electronics, Inc., 2006. • www.seawardinc.com.cn • Page 3
SEAWARD [ Seaward Electronics Inc. ]
