MIC5332-G4YMT TR Micrel Inc, MIC5332-G4YMT TR Datasheet - Page 5

• Manufacturer Part Number: MIC5332-G4YMT TR
• Description: Micro-Power High Performance Dual 300mA ULDOT
• Manufacturer: Micrel Inc

Specifications of MIC5332-G4YMT TR

• Regulator Topology: Positive Fixed
• Voltage - Output: 1.8V, 1.2V
• Voltage - Input: 2.3 ~ 5.5 V
• Voltage - Dropout (typical): 0.12V @ 300mA
• Number Of Regulators: 2
• Current - Output: 300mA
• Current - Limit (min): 350mA
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-MLF®, QFN
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 576-3157-2

Typical Characteristics
Micrel, Inc.
April 2008
-100
0.18
0.16
0.14
0.12
0.10
0.08
0.06
0.04
0.02
850
800
750
700
650
600
550
500
450
400
350
-90
-80
-70
-60
-50
-40
-30
-20
-10
45
42
39
36
33
30
0
2.5
0
-40 -20 0 20 40 60 80 100 120
-40 -20 0 20 40 60 80 100 120
V
V
C
V
C
100mA
IN
OUT
OUT
OUT
OUT
10mA
= 2.3V
vs. Supply Voltage
3
SUPPLY VOLTAGE (V)
300mA
Dropout Voltage
vs. Temperature
vs. Temperature
Ground Current
= 1.2V
= 2.2µF
TEMPERATURE (°C)
TEMPERATURE (°C)
= 2.8V
= 1µF
FREQUENCY (Hz)
Current Limit
3.5
PSRR
50mA
EN1 = EN2 = V
V
V
C
300mA
4
IN
OUT
OUT
= V
C
C
4.5
= 2.8V
= 1µF
IN
OUT
OUT
300mA
= 1µF
100mA
50mA
10mA
= 1µF
+ 1V
5
IN
5.5
2.820
2.816
2.812
2.808
2.804
2.800
100K
10K
100
-90
-80
-70
-60
-50
-40
-30
-20
-10
1K
41
39
37
35
33
31
29
27
25
100
0
2.5
0
V
V
C
V
V
C
C
I
I
OUT1
OUT2
IN
OUT
OUT
POR2 Delay vs. CSET2
OUT1
OUT2
OUT1
OUT2
= 2.3V
50
vs. Supply Voltage
3
SUPPLY VOLTAGE (V)
300mA
vs. Load Current
Ground Current
LOAD CURRENT (mA)
= 1.2V
= 1µF
Output Voltage
= 300mA
= 300mA
FREQUENCY (Hz)
= 2.5V
= 1.2V
= 1µF
= 1µF
Single LDO Enabled
100 150 200 250 300
3.5
1K
Dual LDO Enabled
LDO2
CSET2 (pF)
PSRR
50mA
4
V
V
C
5
IN
OUT
OUT
V
V
C
= V
10K
4.5
IN
OUT
OUT
= 2.8V
= 1µF
OUT +
= 3.6V
= 1.2V
= 1µF
5
1V
100K
5.5
0.10
0.14
0.12
0.08
0.06
0.04
0.02
3.0
2.9
2.8
2.7
2.6
2.5
1.2
1.0
0.8
0.6
0.4
0.2
41
39
37
35
33
31
29
27
25
10
0
-40 -20 0 20 40 60 80 100 120
0
0
0
V
V
V
C
C
IN
OUT1
OUT2
OUT1
OUT2
50
50
= V
100
vs. Load Current
Spectral Density
vs. Load Current
vs. Temperature
Dropout Voltage
LOAD CURRENT (mA)
LOAD CURRENT (mA)
Ground Current
TEMPERATURE (°C)
Output Voltage
FREQUENCY (Hz)
= 2.5V
= 1.2V
= 1µF
= 1µF
OUT
Output Noise
100 150 200 250 300
100 150 200 250 300
Single LDO Enabled
Dual LDO Enabled
1K
+ 1V
V
V
C
V
V
C
Load = 50mA
IN
OUT
IN
OUT
OUT
OUT
M9999-042108-B
10K 100K
V
C
= V
= V
OUT
OUT
= 2.8V
= 2.8V
= 1µF
= 1µF
OUT
OUT
= 2.8V
= 1µF
MIC5332
+ 1V
+ 1V
1M