MIC29310 Micrel Semiconductor, MIC29310 Datasheet - Page 5

• Manufacturer Part Number: MIC29310
• Description: 3A Fast-Response LDO Regulator
• Manufacturer: Micrel Semiconductor

Typical Characteristics
July 1999
MIC29310/29312
V
IN
MIC29312 Load Transient Response Test Circuit
= V
6.525V
4.525V
+20mV
3.525V
–20mV
OUT
0.60
0.50
0.40
0.30
0.20
0.10
0.00
+ 1V
0
MIC2931x Dropout Voltage
OUTPUT CURRENT (A)
vs. Output Current
with 3A Load, 10 F Output Capacitance
V
OUT
EN
MIC29312 Line Transient Response
IN
1
MIC29312
load (not shown): Intel® Power Validator
GND
OUT
ADJ
2
3
0.1µF
49.9k
1%
93.1k
1%
200 s/division
C
I
TPSE337M006R0100
OUT
OUT
3.525V nominal
=10 F
= 3A
4
tantalum
V
AVX
OUT
0.8
0.6
0.4
0.2
330µF
1
0
-60 -30
MIC2931x Dropout Voltage
TEMPERATURE ( C)
vs. Temperature
0
I
LOAD
30 60 90 120 150
5
= 3A
+20mV
3.525V
–20mV
200mA
6.525V
4.525V
+20mV
3.525V
–20mV
0mA
3A
with 3A Load, 100 F Output Capacitance
MIC29312 Load Transient Response
MIC29312 Line Transient Response
(See Test Circuit Schematic)
5.0
4.0
3.0
2.0
1.0
0.0
0
Dropout Characteristics
I
LOAD
INPUT VOLTAGE (V)
= 10mA
MIC29310-3.3
2
I
LOAD
200 s/division
C
1ms/division
MIC29310/29312
OUT
I
OUT
= 3A
4
= 100 F
= 3A
6
Micrel