MIC2954 Micrel Semiconductor, MIC2954 Datasheet - Page 3

• Manufacturer Part Number: MIC2954
• Description: 250mA Low-Dropout Regulator
• Manufacturer: Micrel Semiconductor

Absolute Maximum Ratings
Input Voltage (V
Feedback Voltage (V
Shutdown Input Voltage (V
Error Output Voltage (V
Power Dissipation (P
Storage Temperature (T
Lead Temperature (soldering, 5 sec.) ....................... 260 C
ESD, Note 3
Electrical Characteristics
MIC2954-07/08: V
bold values indicate –40 C
Symbol
V
V
I
I
I
August 1999
MIC2954
GND
GND(DO)
LIMIT
V
V
V
OUT
IN
OUT
OUT
OUT
– V
/ T
/V
/V
OUT
OUT
OUT
Parameter
Output Voltage
Output Voltage
Temperature Coefficient, Note 6
Line Regulation, Note 7
Load Regulation, Note 8
Dropout Voltage, Note 9
Ground Pin Current, Note 10
Ground Pin Current at Dropout,
Note 10
Current Limit, Note 11
IN
FB
) ........................................ –20V to +60V
= V
D
FB
TAP
), Note 4 ............... Internally Limited
), Note 14,15 ........... –1.5V to +26V
ERR
S
) ....................... –65 C to +150 C
; V
SHDN
T
) ........................ –0.3V to +30V
SNS
J
+125 C; Note 8; unless noted.
= V
) ................. –0.3V to +30V
OUT
; V
(Note 1)
SHDN
0.6V. All versions: V
Conditions
MIC2954-02/-07 ( 0.5%)
MIC2954-02/-07 ( 0.5%), 1mA
MIC2954-03/-08 ( 1%)
MIC2954-03/-08 ( 1%), 1mA
MIC2954-02/-07 ( 0.5%)
MIC2954-03/-08 ( 1%)
MIC2954-02/-07 ( 0.5%), V
MIC2954-03/-08 ( 1%), V
MIC2954-02/-07 ( 0.5%), I
MIC2954-03/-08 ( 1%), I
I
I
I
I
I
I
I
I
V
V
L
L
L
L
L
L
L
L
IN
OUT
= 1mA
= 50mA
= 100mA
= 250mA
= 1mA
= 50mA
= 100mA
= 250mA
= 4.5V
= 0V
3
Operating Ratings
Input Voltage (V
Junction Temperature (T
Package Thermal Temperature (
IN
= 6V; I
L
IN
= 1 to 250mA,
L
IN
= 6V to 26V
= 1 to 250mA,
L
= 6V to 26V
= 1mA; C
I
L
I
IN
L
250mA
) ....................................... +2.0V to +30V
250mA
L
= 2.2 F; T
J
) ....................... –40 C to +125 C
(Note 2)
4.975
4.940
4.930
4.950
4.900
4.880
Min
J
JC, JA
= 25 C,
5.000
5.000
5.000
5.000
0.03
0.03
0.04
0.04
Typ
220
250
375
140
180
0.5
1.7
20
20
60
5
) ................ Note 5
5.025
5.060
5.070
5.050
5.100
5.120
Max
0.10
0.20
0.20
0.40
0.16
0.20
0.20
0.30
100
150
100
150
250
420
300
450
450
600
200
300
300
750
800
2.5
3.5
12
1
2
9
MIC2954
ppm/ C
ppm/ C
Micrel
Units
%/V
%/V
%/V
%/V
%/V
%/V
%/V
%/V
mV
mV
mV
mV
mV
mV
mV
mV
mA
mA
mA
mA
mA
mA
mA
mA
V
V
V
V
V
V
A
A
A