MIC29310/29312
Micrel
Typical Characteristics
MIC29312 Line Transient Response
with 3A Load, 100F Output Capacitance
VOUT
3.525V nominal
MIC29312
6.525V
4.525V
EN
OUT
0.1µF
93.1k
1%
VIN = VOUT + 1V
4 × 330µF
IN
ADJ
AVX
49.9k
1%
TPSE337M006R0100
tantalum
GND
200s/division
VOUT load (not shown):Intel® Power Validatro
I
OUT = 3A
COUT = 100F
+20mV
3.525V
MIC29312 Load Transient Response Test Circuit
–20mV
MIC29312 Line Transient Response
with 3A Load, 10F Output Capacitance
MIC29312 Load Transient Response
(See Test Circuit Schematic)
6.525V
4.525V
+20mV
3.525V
–20mV
200s/division
1ms/division
I
OUT = 3A
COUT =10F
+20mV
3.525V
3A
–20mV
200mA
0mA
MIC2931x Dropout Voltage
vs. Output Current
MIC2931x Dropout Voltage
vs. Temperature
MIC29310-3.3
Dropout Characteristics
1
5.0
4.0
3.0
2.0
1.0
0.0
0.60
0.50
0.40
0.30
0.20
0.10
0.00
0.8
0.6
0.4
0.2
0
ILOAD = 10mA
ILOAD = 3A
ILOAD = 3A
-60 -30
0
30 60 90 120 150
0
2
4
6
0
1
2
3
TEMPERATURE (°C)
INPUT VOLTAGE (V)
OUTPUT CURRENT (A)
November 2006
5
MIC29310/29312
ROCHESTER [ Rochester Electronics ]
