GL2148 Datasheet, PDF (2/5 Pages) GTM CORPORATION – 1.5A CMOS LOW DROPOUT VOLTAGE REGULATOR

ISSUED DATE :2004/11/05
REVISED DATE :2006/04/18B
Absolute Maximum Ratings
Parameter
Input Max Voltage
Output Current
Output Voltage
Operating Ambient Temperature
Junction Temperature
Maximum Junction Temperature
Thermal Resistance
Internal Power Dissipation
EDS Classification
*Measure jc on backside center of tab.
Symbol
VIN
IOUT
VOUT
Topr
Tj
Tj Max
jc (Conductive Epoxy)*
ja
PD
Ratings
8
PD/( VIN- VO)
1.5~5.0
-40 ~ +85
-40 ~ +125
150
25
120
900
B
Unit
V
A
V
к
к
к
к /W
к /W
mW
Electrical Characteristics VIN=VOUT(T)+2V, Ta=25к unless otherwise noted
Parameter
Symbol
Condition
Min
Output Voltage
VOUT(E)
(Note1)
IO=1mA
-1.5%
Output Current
IO
VO>1.2V
1.5
Current Limit
ILIM
VO>1.2V
1.5
Load Regulation
REGLOAD
VIN=VOUT(T)+2V, IO=1mA to 1.5A
-1
TYP
VOUT(T)
(Note2)
-
2.0
0.2
Max
1.5%
-
-
1
Unit
V
A
A
%
Dropout Voltage
1.4V<VOUT(T) 2.0V
-
VDROPOUT
IO=1.5A
VO=VOUT(E)-2%
2.0V<VOUT(T) 2.8V
-
2.8V<VOUT(T)
-
-
1300
-
800
mV
-
600
Quiescent Current
Ground Pin Current
IQ
IGND
VIN= VOUT(T)+2V, IO=0mA
-
45
70
A
VIN= VOUT(T)+2V, IO=1mA~1.5A
-
45
-
A
Line Regulation
IO=1mA
VOUT(T)<2.0V
-0.15
-
0.15
REGLINE VIN=VOUT(T)+1 to 2.0V VOUT(T)<4.0V -0.1 0.02 0.1
%
VOUT(T)+2
4.0V VOUT(T)
-0.4
-
0.4
Input Voltage
Over Temperature Shutdown
VIN
OTS
Note3 -
7
V
-
150
-
к
Over Temperature Hysterisis
OTH
-
30
-
к
Output Voltage
Temperature Coefficient
TC
-
30
- ppm/к
Short Circuit Current
ISC
VIN=VOUT(T)+1V, VOUT<0.4V
-
750
-
mA
Power Supply Rejection
PSRR
Io=100mA
Co=4.7 F
f=100Hz
f=1kHz
f=10kHz
-
70
-
-
50
-
dB
-
20
-
Output Voltage Noise
eN
f=10Hz~100kHz, Io=10mA, Co=4.7 F -
30
-
Vrms
Note 1: VOUT (E) =Effective Output Voltage (i.e. the output voltage when “VOUT (T) + 2.0V” is provided at the VIN pin while maintaining a
certain IOUT value).
2: VOUT (T) =Specified Output Voltage
3: VIN (MIN) =VOUT+VDROPOUT
Ordering Information ( contd. )
Part Number
GL2148-15
GL2148-19
GL2148-33
GL2148-50
Marking
8V152
XXXX
8V192
XXXX
8V332
XXXX
8V502
XXXX
Output Voltage
1.5V
1.9V
3.3V
5.0V
Part Number
GL2148-18
GL2148-25
GL2148-47
Marking
8V182
XXXX
8V252
XXXX
8V472
XXXX
Output Voltage
1.8V
2.5V
4.75V
GL2148
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