參數(shù)資料
型號(hào): MIC5159
廠商: Micrel Semiconductor,Inc.
元件分類(lèi): 基準(zhǔn)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(kāi)普LDO穩(wěn)壓器控制器
文件頁(yè)數(shù): 13/23頁(yè)
文件大?。?/td> 400K
代理商: MIC5159
April 2004
13
M9999-041204
MIC5159
Schematic B
Micrel
Input/Output Combination Examples
Input
Output
Maximum Current
1.8V
1.5V
4A
V
IN
U1
MIC5159BM6
Q1
Si3445DV
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
Si3445DV
Application Circuit
Bill of Materials
Item
C1
Part Number
GRM40 X7R 106 6.3
C2012X5RR0J106M
GRM42-2 X5R 226K 6.3
C2012X5RR0J106M
CRCW08051002
CRCW08059761
CRCW08052152
CRCW08054642
CRCW08058253
CRCW080549R9 F
Si3445DV
MIC5159BM6
Manufacturer
Murata
(1)
TDK
(2)
Murata
TDK
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
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 TSOP-6
Programmable Current Limit
μ
Cap LDO Regulator
Qty.
1
1
1
1
1
1
1
1
1
1
2
1
C2
R1
R2
R3
Q1, Q2
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
1
OUTPUT CURRENT (A)
Si3445DV x2 SOA
2
3
4
5
6
I
O
Dropout
Max. Power
Dissipation at 60
°
C T
A
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MIC5159-1.8YM6 制造商:MICREL 制造商全稱(chēng):Micrel Semiconductor 功能描述:Programmable Current Limit μCap LDO Regulator Controller