MIC5237-2.5YU Micrel Inc, MIC5237-2.5YU Datasheet - Page 3
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MIC5237-2.5YU
Manufacturer Part Number
MIC5237-2.5YU
Description
500mA 3% LDO Improved LM2937( )
Manufacturer
Micrel Inc
Datasheet
1.MIC5237-3.3YU.pdf
(9 pages)
Specifications of MIC5237-2.5YU
Regulator Topology
Positive Fixed
Voltage - Output
2.5V
Voltage - Input
Up to 16V
Voltage - Dropout (typical)
0.3V @ 500mA
Number Of Regulators
1
Current - Output
500mA
Operating Temperature
-40°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
TO-263-3, D²Pak (3 leads + Tab), TO-263AA
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Current - Limit (min)
-
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Other names
576-2383
MIC5237-2.5YU
MIC5237-2.5YU
Absolute Maximum Ratings
Supply Voltage (V
Power Dissipation (P
Lead Temperature (soldering, 5 sec.)........................ 260°C
Electrical Characteristics
V
Micrel, Inc.
Symbol
V
∆V
∆V
∆V
V
I
PSRR
I
∆V
e
September 2007
IN
GND
LIMIT
no
OUT
IN
= V
OUT
OUT
OUT
OUT
– 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, Note 5
Ripple Rejection
Current Limit
Thermal Regulation
Output Noise
IN
) ..........................................–20 to +20V
OUT
D
). .............................Internally Limited
= 4.7µF; I
OUT
= 100µA; T
(1)
Condition
variation from nominal V
Note 2
V
I
I
I
I
I
I
I
I
I
f = 120Hz
V
Note 6
V
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
IN
OUT
OUT
= V
= 100µA to 500mA, Note 3
= 100µA
= 50mA
= 150mA
= 500mA
= 100µA
= 50mA
= 150mA
= 500mA
J
= 0V
= 5.0V, I
= 25°C, bold values indicate –40°C< T
OUT
+ 1V to 16V
OUT
= 50Ma, C
3
Operating Ratings
Supply Voltage (V
Junction Temperature (T
Package Thermal Resistance
OUT
TO-220 (θ
TO-220 (θ
TO-263 (θ
OUT
= 2.2µF
JA
JC
JC
).......................................................55°C/W
) ........................................................3°C/W
) ........................................................3°C/W
IN
)...................................... +2.5V to +16V
J
) ........................ –40°C to +125°C
J
Min
< +125°C, unless noted.
–3
–5
0.015
0.05
0.05
Typ
115
165
300
350
700
500
1.8
40
10
80
75
8
M9999-090607-C
1000
Max
0.05
190
280
350
450
600
700
130
170
650
900
900
0.1
0.5
0.7
2.5
3.0
70
90
15
20
3
5
MIC5237
ppm/°C
nV/√Hz
Units
%/W
%/V
%/V
mV
mV
mV
mV
mV
mV
mV
mV
mA
mA
mA
mA
mA
mA
µA
µA
µA
µA
dB
%
%
%
%