MIC5158BM Micrel Inc, MIC5158BM Datasheet - Page 6
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MIC5158BM
Manufacturer Part Number
MIC5158BM
Description
IC CTRLR REG LDO 5V/ADJ 14SOIC
Manufacturer
Micrel Inc
Type
Positive Fixed or Adjustabler
Datasheet
1.MIC5156YM.pdf
(13 pages)
Specifications of MIC5158BM
Package / Case
14-SOIC (3.9mm Width), 14-SOL
Number Of Outputs
1
Voltage - Output
5V, 1.3 ~ 36 V
Current - Supply
4.5mA
Voltage - Input
3 ~ 36 V
Operating Temperature
-40°C ~ 85°C
No. Of Pins
14
Peak Reflow Compatible (260 C)
No
Output Voltage Max
5V
Leaded Process Compatible
No
Mounting Type
Surface Mount
Voltage Regulator Type
LDO Linear
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MIC5158BM
Manufacturer:
MICREL/麦瑞
Quantity:
20 000
Part Number:
MIC5158BMTR
Manufacturer:
MIC
Quantity:
20 000
MIC5156/5157/5158
Block Diagram MIC5156
Block Diagram MIC5157
MIC5156/5157/5158
Switched
5V Load
+5V Input
12k
Q2
F L A G
F L A G
Oscillator
Fixed 3.3V Power Supply with 5.0V Load Switch
C1+ C1– C2+ C2–
V
Comparator
V
Comparator
0.1µF
Block Diagram with External Components
Block Diagram with External Components
OU T
OU T
Charge Pump
Reference
Reference
C1
Bandgap
Bandgap
1.235V
1.235V
75mV
75mV
Fixed 3.3V 10A Power Supply
Tripler
0.1µF
0.1µF
Error
Error
Amp
Amp
* fixed version only
†
‡
3.3V = 17k, 5V = 32k
adjustable version only
C2
+12V Input
V
V
C P
P
6
C3
Clamp
1µF
V
C P
I
Comparator
I
Comparator
LIMIT
LIMIT
17k
10k
58k
15k
17k
10k
Internal
Bias
Internal
Bias
internal blocks
i nternal blocks
†
+5V Input
+5V Input
V
V
to all
to all
35mV
35mV
16.6V
DD
16.6V
DD
[ I
S* (Source)
GND
E A
E N
D (Drain)
G (Gate)
E N
D (Drain)
[ I
G (Gate)
S (Source)*
5V
3.3V
GND
LIMIT
LIMIT
‡
Enable
Shutdown
Enable
Shutdown
]
]
C
L
C
L
IRFZ44
R
3mΩ
Q1
SMP60N03-10L
Regulated
+3.3V Output
R
3mΩ
Q1
Regulated
+3.3V Output
S
S
August 2005
Micrel, Inc.