參數(shù)資料
型號: MIC5159BM6
廠商: MICREL INC
元件分類: 模擬信號調(diào)理
英文描述: PROGRAMMABLE CURRENT LIMIT UCAP LDO REGULATOR CONTROLLER
中文描述: SPECIALTY ANALOG CIRCUIT, PDSO6
封裝: SOT-23, 6 PIN
文件頁數(shù): 16/23頁
文件大?。?/td> 400K
代理商: MIC5159BM6
MIC5159
Schematic E
Micrel
M9999-041204
16
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
3.5A
2A
1.5A
1.25A
4A
3A
2A
4.5A
V
IN
U1
MIC5159BM6
Q1
Si4433DY
R1
10k
W
5
1
3
GND
C1
10
m
F
6.3V
R2*
GND
C2
22
m
F
6.3V/10V
R3
49.9
W
4
6
2
EN
IN
IS
GATE
FB
GND
V
OUT
Q2
Si4433DY
Q3
Si4433DY
Application Circuit
Bill of Materials
Item
C1
Part Number
GRM40 X7R 106 6.3
C2012X5RR0J106M
GRM42-2 X5R 226K 6.3
C3225X5R1A226M
CRCW08051002
CRCW08059761
CRCW08052152
CRCW08054642
CRCW08058253
CRCW080549R9 F
Si4433DY
Manufacturer
Murata
(1)
TDK
(2)
Murata
TDK
Vishay Dale
(3)
Vishay Dale
Vishay Dale
Vishay Dale
Vishay Dale
Vishay Dale
Vishay Siliconix
(5)
Description
10
μ
F, 6.3V Ceramic MLCC, Size 0805
10
μ
F, 6.3V Ceramic MLCC, Size 0805
22
μ
F, 6.3V Ceramic MLCC, Size 1210
22
μ
F, 10V Ceramic MLCC, Size 1210
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
Qty.
1
C2
1
R1
R2
1
1
1
1
1
1
3
R3
Q1, Q2,
Q3
U1
MIC5159BM6
Micrel, Inc.
(6)
Programmable Current Limit
μ
Cap LDO Regulator
1
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
1
OUTPUT CURRENT (A)
Si4433DY x3 SOA
2
3
4
5
6
I
O
Dropout
Max. Power
Dissipation at 60
°
C T
A
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