MIC5219 Micrel Semiconductor, MIC5219 Datasheet - Page 3

• Manufacturer Part Number: MIC5219
• Description: 500mA-Peak Output LDO Regulator
• Manufacturer: Micrel Semiconductor

Absolute Maximum Ratings
Supply Input Voltage (V
Power Dissipation (P
Junction Temperature (T
Lead Temperature (Soldering, 5 sec.) ...................... 260 C
Electrical Characteristics
V
Symbol
V
V
I
PSRR
I
e
ENABLE Input
V
I
I
July 2000
MIC5219
GND
LIMIT
ENL
ENH
no
V
V
V
V
IN
OUT
IN
ENL
OUT
OUT
OUT
OUT
= V
– V
/ T
/V
/V
/ P
OUT
OUT
OUT
OUT
D
+ 1.0V; C
Parameter
Output Voltage Accuracy
Output Voltage
Temperature Coefficient
Line Regulation
Load Regulation
Dropout Voltage, Note 4
Ground Pin Current, Notes 5, 6
Ground Pin Quiescent Current,
Note 6
Ripple Rejection
Current Limit
Thermal Regulation
Output Noise
Enable Input Logic-Low Voltage
Enable Input Current
OUT
D
) ............................ Internally Limited
= 4.7 F, I
IN
J
) ............................ –20V to +20V
) ....................... –40 C to +125 C
OUT
= 100 A; T
J
= 25 C, bold values indicate –40 C
Conditions
variation from nominal V
Note 2
V
I
I
I
I
I
V
V
V
V
V
V
f = 120Hz
V
Note 7
I
I
V
V
V
V
V
OUT
OUT
OUT
OUT
OUT
OUT
OUT
IN
EN
EN
EN
EN
EN
EN
OUT
EN
EN
ENL
ENL
ENH
= V
= logic low (regulator shutdown)
= logic high (regulator enabled)
= 100 A to 500mA Note 3
= 50mA
= 150mA
= 500mA
= 100 A
= 50mA, C
= 50mA, C
= 0V
3.0V, I
3.0V, I
3.0V, I
3.0V, I
0.4V
0.18V
OUT
0.4V
0.18V
2.0V
+ 1V to 12V
3
OUT
OUT
OUT
OUT
Operating Ratings
Supply Input Voltage (V
Enable Input Voltage (V
Junction Temperature (T
Package Thermal Resistance ......................... see Table 1
OUT
OUT
= 150mA
= 500mA
= 100 A
= 50mA
= 2.2 F, C
= 2.2 F, C
OUT
BYP
BYP
= 0
= 470pF
T
J
+125 C; unless noted.
IN
EN
J
) ........................... +2.5V to +12V
) ....................... –40 C to +125 C
) .................................. 0V to V
Min
2.0
–1
–2
2
Typical
0.009
0.05
0.05
0.10
0.05
0.01
0.01
115
175
350
350
700
500
300
1.8
40
10
80
12
75
5
1000
Max
0.05
0.18
175
250
300
400
500
600
130
170
650
900
0.1
0.5
0.7
2.5
3.0
0.4
60
80
20
25
–1
–2
20
25
1
2
3
8
MIC5219
ppm/ C
nV/ Hz
nV/ Hz
Micrel
Units
%/W
%/V
mV
mV
mV
mV
mA
mA
mA
dB
%
%
%
V
V
A
A
A
A
A
A
A
IN