參數(shù)資料
型號: MIC5159
廠商: Micrel Semiconductor,Inc.
元件分類: 基準電壓源/電流源
英文描述: PROGRAMMABLE CURRENT LIMIT UCAP LDO REGULATOR CONTROLLER
中文描述: 可編程電流限制開普LDO穩(wěn)壓器控制器
文件頁數(shù): 14/23頁
文件大?。?/td> 400K
代理商: MIC5159
MIC5159
Schematic C
Micrel
M9999-041204
14
April 2004
Input/Output Combination Examples
Input
Output
Maximum Current
3.3V
3.3V
3.3V
3.3V
2.5V
2.5V
2.5V
1.8V
2.5V
1.8V
1.5V
1.25V
1.8V
1.5V
1.25V
1.25V
1A
0.6A
0.5A
0.4A
1.25A
1A
0.75A
1.5A
V
IN
U1
MIC5159BM6
Q1
Si4433DY
R1
10k
W
5
1
3
GND
C1
10
m
F
R2*
GND
C2
10
m
F
R3
49.9
W
4
6
2
EN
IN
IS
GATE
FB
GND
V
OUT
Application Circuit
Bill of Materials
Item
C1
C2
R1
R2
Part Number
GRM40 X7R 106 6.3
C2012X5RR0J106M
CRCW08051002
CRCW08059761
CRCW08052152
CRCW08054642
CRCW08058253
CRCW080549R9 F
Si4433DY
MIC5159BM6
Manufacturer
Murata
(1)
TDK
(2)
Vishay Dale
(3)
Vishay Dale
Vishay Dale
Vishay Dale
Vishay Dale
Vishay Dale
Vishay Siliconix
(5)
Micrel, Inc.
(6)
Description
10
μ
F, 6.3V Ceramic MLCC, Size 0805
10
μ
F, 6.3V Ceramic MLCC, Size 0805
10k
Resistor, Size 0805
*Output Voltage: 2.5V; 9.76k
Resistor, Size 0805
(4)
*Output Voltage: 1.8V; 21.5k
Resistor, Size 0805
(4)
*Output Voltage: 1.5V; 46.4k
Resistor, Size 0805
(4)
*Output Voltage: 1.25V; 825k
Resistor, Size 0805
(4)
49.9
Resistor, Size 0805
P-Channel MOSFET SO-8
Programmable Current Limit
μ
Cap LDO Regulator
Qty.
1
1
1
1
1
1
1
1
1
1
R3
Q1
U1
Notes:
1. Murata tel: 949-916-4000
2. TDK tel: 1-888-835-6646
3. Vishay Dale tel: 402-563-6866
4. To calculate other output voltage values:
R2
R1
V
1.235
OUT
=
1
5. Vishay Siliconix tel: 402-563-6866
6. Micrel, Inc. tel: 408-944-0800
0
1
2
3
4
5
6
0
0.5
1
1.5
2
I
O
OUTPUT CURRENT (A)
Si4433DY SOA
Dropout
Max. Power
Dissipation at 60
°
C T
A
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