LDO Regulators

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MP2018GZD-5-Z
Monolithic Power Systems
57dB~51dB(100Hz~100kHz) 17μA Fixed 500mA 1 5V 16V 1V@ 500mA TO-252-5 SMD mount,glue mount
Quantity: 3000
Ship Date: 10-15 working days
10+ $2.0641
50+ $2.0538
100+ $1.5996
500+ $1.5996
1000+ $1.579
3000+ $0.7431
- +
x $2.0641
Ext. Price: $20.64
MOQ: 10
Mult: 1
SPQ: 1
LM1117GS-1.8
HTC Korea
75dB@(120Hz) 5mA positive electrode Fixed 1A 1.8V 1.8V~10V 15V 1.1V@ 100mA,1.2V@ 500mA,1.3V@ 1A 0.4% 0.2% SOT-223 SMD mount
Quantity: 5000
In Stock
21+
2500+ $0.067
5000+ $0.0621
7500+ $0.0611
15000+ $0.06
- +
x $0.067
Ext. Price: $167.50
MOQ: 2500
Mult: 2500
SPQ: 2500
MPQ2013AGG-AEC1-Z
Monolithic Power Systems
58dB~41dB(100Hz~1kHz) Adjustable 150mA 1 1.215V 15V 40V 1.1V@ 150mA QFN-6 SMD mount,glue mount
Quantity: 3000
Ship Date: 10-15 working days
10+ $1.4965
50+ $1.4965
100+ $1.2075
500+ $0.9908
1000+ $0.8153
3000+ $0.7637
- +
x $1.4965
Ext. Price: $14.96
MOQ: 10
Mult: 1
SPQ: 1
SSP7615-25DFR
Siproin
fixed 400mA 1.2V 5V 7V DFN-1
Quantity: 10000
Ship Date: 8-10 working days
24+
10000+ $0.0373
30000+ $0.0366
40000+ $0.0359
50000+ $0.0334
- +
x $0.0373
Ext. Price: $373.00
MOQ: 10000
Mult: 10000
SPQ: 10000
BD70GA5VEFJ-ME2
ROHM
positive electrode Fixed 4.5V 7V 14V 900mV@ 0.5A 75mV 50mV SO SMD mount
Quantity: 96
Ship Date: 3-12 working days
1+ $0.7797
10+ $0.5907
100+ $0.5293
500+ $0.5198
1000+ $0.5198
2500+ $0.5104
5000+ $0.5104
- +
x $0.7797
Ext. Price: $12.47
MOQ: 16
Mult: 1
BD80GA5VEFJ-ME2
ROHM
positive electrode Fixed 4.5V 8V 14V 900mV@ 0.5A 75mV 50mV SO SMD mount
Quantity: 96
Ship Date: 3-12 working days
1+ $0.7797
10+ $0.5907
100+ $0.5293
500+ $0.5198
1000+ $0.5198
2500+ $0.5104
5000+ $0.5104
- +
x $0.7797
Ext. Price: $12.47
MOQ: 16
Mult: 1
H7350-A
Siproin
fixed 250mA 1 5V 5V 15V 80mV@(40mA) TO-92-3 SMD mount
Quantity: 1000
Ship Date: 8-10 working days
24+
1000+ $0.0358
3000+ $0.0352
5000+ $0.0346
40000+ $0.0321
- +
x $0.0358
Ext. Price: $35.79
MOQ: 1000
Mult: 1000
SPQ: 1000
H7650-50PR
Siproin
70dB@(1kHz) fixed 750mA 5V 10V 800mV@(1A) SOT-89-3
Quantity: 1000
Ship Date: 8-10 working days
24+
1000+ $0.0502
3000+ $0.0493
5000+ $0.0484
29000+ $0.045
- +
x $0.0502
Ext. Price: $50.20
MOQ: 1000
Mult: 1000
SPQ: 1000
SSP6206-30PR
Siproin
50dB@(1kHz) fixed 300mA 1 3V 3V 8V 350mV@(100mA) SOT-89-3 SMD mount
Quantity: 1000
Ship Date: 8-10 working days
24+
1000+ $0.0301
3000+ $0.0296
5000+ $0.029
48000+ $0.027
- +
x $0.0301
Ext. Price: $30.10
MOQ: 1000
Mult: 1000
SPQ: 1000
SSP7786
Siproin
60dB 138mA 350V SOP-8
Quantity: 4000
Ship Date: 8-10 working days
24+
4000+ $0.0974
12000+ $0.0958
16000+ $0.0941
20000+ $0.0873
- +
x $0.0974
Ext. Price: $389.60
MOQ: 4000
Mult: 4000
SPQ: 4000
H7150-1
Siproin
fixed 50mA 1 5V 5V 15V 20mV@(1mA) SOT-23 SMD mount
Quantity: 3000
Ship Date: 8-10 working days
24+
3000+ $0.0243
9000+ $0.0239
15000+ $0.0235
60000+ $0.0219
- +
x $0.0243
Ext. Price: $72.90
MOQ: 3000
Mult: 3000
SPQ: 3000
ADM7171ACPZ-4.2-R7
Analog Devices
60dB 2mA positive electrode Fixed 1A 1 4.2V 2.3V 4.2V 6.5V 70mV@ 500mA,135mV@ 1A 0.1%/A(Typ) 0.1%/V LFCSP-8-WD SMD mount,glue mount 3mm*3mm*730μm
Quantity: 1490
Ship Date: 3-4 weeks
106+ $3.5301
250+ $3.0464
- +
x $3.5301
Ext. Price: $374.19
MOQ: 106
Mult: 1
NCP4641H030T1G
ON Semiconductor
27dB(1kHz) 20μA positive electrode fixed 120mA 1 3V 4V 3V 36V 1V@ 20mA 25mV 0.2%/V SOT-89 SMD mount 1.6mm(height)
Quantity: 337
Ship Date: 9-16 working days
1+ $1.0298
100+ $0.8268
500+ $0.7582
1000+ $0.7179
- +
x $1.0298
Ext. Price: $7.20
MOQ: 7
Mult: 1
MIC5234YME
Microchip Technology
30μA positive electrode Adjustable 150mA 1 1.24V 2.3V 20V 30V 550mV@ 150mA 0.6% 0.5% SOIC-8 SMD mount 4.93mm*3.94mm*1.5mm
Quantity: 63
Ship Date: 3-12 working days
1+ $1.4343
25+ $1.2852
100+ $1.2852
- +
x $1.4343
Ext. Price: $10.04
MOQ: 7
Mult: 1
MIC38150HYHL-TR
Microchip Technology
1mA Adjustable 1.5A 1V 3V 1V~5V 5.5V 1.2V 0.1 % 0.35%/V MLF-28 SMD mount,glue mount 6mm*4mm*900μm
Quantity: 789
Ship Date: 3-12 working days
1+ $3.5346
25+ $3.2989
100+ $3.2989
- +
x $3.5346
Ext. Price: $10.60
MOQ: 3
Mult: 1
XC6206P202MR-G
TOREX Semiconductor
3μA positive electrode Fixed 120mA 1 2V 1.8V 2V 6V 780mV@ 100mA 50mV 0.25%/V SOT-23 SMD mount,glue mount
Quantity: 352
In Stock
24+
1+ $0.0968
200+ $0.0668
1500+ $0.0607
3000+ $0.0568
45000+ $0.0563
60000+ $0.0558
- +
x $0.0968
Ext. Price: $0.96
MOQ: 10
Mult: 1
SPQ: 3000
LTP829-ADJS8
Linearin
ESOP8
Quantity: 8000
In Stock
4000+ $0.5382
12000+ $0.5158
20000+ $0.5069
- +
x $0.5382
Ext. Price: $2152.80
MOQ: 4000
Mult: 4000
SPQ: 4000
LTP753-28XF4
Linearin
DFN1X1-4L
Quantity: 20000
In Stock
10000+ $0.0748
30000+ $0.0717
50000+ $0.0704
- +
x $0.0748
Ext. Price: $748.00
MOQ: 10000
Mult: 10000
SPQ: 10000
LTP3637-30YT5
Linearin
SOT23-5L
Quantity: 6000
In Stock
3000+ $0.1047
9000+ $0.1003
15000+ $0.0986
- +
x $0.1047
Ext. Price: $314.10
MOQ: 3000
Mult: 3000
SPQ: 3000
LTP3558-33RXT4
Linearin
SOT89-3
Quantity: 2000
In Stock
1000+ $0.1308
3000+ $0.1254
5000+ $0.1232
- +
x $0.1308
Ext. Price: $130.80
MOQ: 1000
Mult: 1000
SPQ: 1000
LTP3637-18YT5
Linearin
SOT23-5L
Quantity: 6000
In Stock
3000+ $0.1256
9000+ $0.1204
15000+ $0.1182
- +
x $0.1256
Ext. Price: $376.80
MOQ: 3000
Mult: 3000
SPQ: 3000
WL2848D12-4/TR
WILLSEMI
Quantity: 9990
In Stock
25+
1+ $0.0411
500+ $0.0275
5000+ $0.0239
10000+ $0.0216
- +
x $0.0411
Ext. Price: $0.41
MOQ: 10
Mult: 1
SPQ: 10000
LT1587CM-1.5
Analog Devices
7mA positive electrode Fixed 2.7V 1.5V 7V 1.3V@ 3A 0.3% 0.2% TO-263 SMD mount 4.57mm(height)
Quantity: 50
Ship Date: 8-18 working days
01+
100+ $4.158
500+ $3.6648
1000+ $2.8188
5000+ $2.5368
10000+ $2.2548
- +
x $4.158
Ext. Price: $503.11
MOQ: 121
Mult: 1
SPQ: 1
MC7805BT
ON Semiconductor
68dB(120Hz) 8mA positive electrode Fixed 1A 1 5V 7V 5V 35V 2V@ 1A (Typ) 100mV 100mV TO-220 Through hole mounting 9.28mm(height)
Quantity: 46
Ship Date: 8-18 working days
02+
1000+ $0.2268
5000+ $0.204
10000+ $0.1812
- +
x $0.2268
Ext. Price: $500.09
MOQ: 2205
Mult: 1
SPQ: 1
MAX8510EXK18
Analog Devices
78dB 40μA positive electrode Fixed 120mA 2V 1.8V 6V 135mV 0.003%/mA(Typ) 0.001(Typ) SOT-323 SMD mount
Quantity: 2
Ship Date: 10-18 working days
1+ $1.1548
- +
x $1.1548
Ext. Price: $140.88
MOQ: 122
Mult: 1
SPQ: 1

LDO Regulators

LDO Controller Definition:

An LDO (Low Dropout) controller is a semiconductor device that regulates voltage in electronic circuits by maintaining a constant output voltage despite variations in input voltage or load current. The "low dropout" feature refers to the minimal voltage difference required between the input and output for the regulator to function effectively, which is typically around 100-200 millivolts.

Functions of an LDO Controller:

1. Voltage Regulation: It stabilizes the output voltage to a specific level, ensuring consistent power supply to the connected components.
2. Load Regulation: It maintains the output voltage stable under varying load conditions.
3. Noise Filtering: It filters out noise from the input voltage, providing a clean power source.
4. Efficiency: LDOs are designed for high efficiency, especially at low output currents, making them suitable for battery-powered devices.

Applications of LDO Controllers:

1. Portable Electronics: In smartphones, tablets, and laptops for providing stable power to sensitive components.
2. Automotive Systems: For voltage regulation in car electronics, such as infotainment systems and sensors.
3. Medical Devices: Ensuring reliable power supply in life-supporting equipment.
4. Industrial Control Systems: For stable power supply in various control and systems.

Selection Criteria for LDO Controllers:

1. Dropout Voltage: The minimum input-output voltage difference required for operation.
2. Output Voltage Accuracy: How closely the output voltage matches the desired set point.
3. Load Regulation: The ability to maintain output voltage under load changes.
4. Line Regulation: The ability to maintain output voltage under input voltage changes.
5. Efficiency: The percentage of input power that is converted to output power.
6. Output Current Capability: The maximum current the LDO can supply.
7. Noise Performance: The level of noise introduced by the LDO.
8. Package Type: Depending on the physical constraints of the application.
9. Temperature Range: The operating temperature range of the device.
10. Cost: The budgetary constraints of the project.

When selecting an LDO controller, it's crucial to consider these factors to ensure it meets the specific requirements of the application.
Please refer to the product rule book for details.