LDO Regulators

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WL2801E15-5/TR
WILLSEMI
75dB fixed 200mA 1.5V 5.5V 170mV@(200mA) SOT-23-5 SMD mount
Quantity: 6000
Ship Date: 4-7 working days
3000+ $0.0244
9000+ $0.0241
15000+ $0.0234
120000+ $0.0223
- +
x $0.0244
Ext. Price: $73.20
MOQ: 3000
Mult: 3000
SPQ: 3000
AP7343-10W5-7
DIODES
75dB(1kHz) 60μA Fixed 300mA 1 1V 1.7V 1V 5.25V 700mV@ 300mA 15 mV 0.02%/V SOT-25 SMD mount,glue mount 3mm*1.6mm*1.1mm
Quantity: 2978
Ship Date: 6-13 working days
1+ $0.8855
10+ $0.5267
25+ $0.4531
100+ $0.3388
250+ $0.2827
1000+ $0.2084
3000+ $0.1712
9000+ $0.1428
- +
x $0.8855
Ext. Price: $1.77
MOQ: 2
Mult: 1
SPQ: 1
UA78L12ACPKG3
Texas Instruments
42dB(120Hz) 4.3mA positive electrode Fixed 100mA 1 12V 14.5V 12V 27V 1.7V@ 40mA 100mV 250mV SOT-89-3 SMD mount,glue mount 4.5mm*2.5mm*1.5mm
Quantity: 6000
Ship Date: 7-12 working days
1000+ $0.1712
2000+ $0.165
3000+ $0.1618
5000+ $0.1583
7000+ $0.1563
10000+ $0.1543
25000+ $0.1501
50000+ $0.1476
- +
x $0.1712
Ext. Price: $171.20
MOQ: 1000
Mult: 1000
SPQ: 1
MAQ5300-2.8YML-T5VAO
Microchip Technology
65dB~42dB(1kHz~20kHz) 120μA Fixed 300mA 1 2.8V 5.5V 200mV@ 300mA SMD mount,glue mount
Quantity: 945
Ship Date: 6-13 working days
1+ $0.966
10+ $0.9637
25+ $0.897
500+ $0.818
- +
x $0.966
Ext. Price: $1.93
MOQ: 2
Mult: 1
SPQ: 1
S-1206B23-M3T1U
ABLIC
1.5μA positive electrode fixed 250mA 1 2.3V 1.7V 2.3V 6.5V 360mV@ 100mA 40mV 0.2%/V SOT SMD mount
Quantity: 100
Ship Date: 6-13 working days
1+ $1.7825
10+ $1.1385
25+ $1.0166
100+ $0.8008
250+ $0.5951
500+ $0.5746
1000+ $0.4652
3000+ $0.4536
6000+ $0.4389
- +
x $1.7825
Ext. Price: $1.78
MOQ: 1
Mult: 1
SPQ: 1
AP2120N-2.5TRG1
DIODES
65dB(1kHz) 50μA positive electrode Fixed 150mA 1 2.5V 2V 2.5V 6V 500mV@ 150mA 40mV 16mV SOT-23-3 SMD mount 1.1mm(height)
Quantity: 3000
In Stock
25+
3000+ $0.0397
6000+ $0.0381
12000+ $0.0371
24000+ $0.0365
- +
x $0.0397
Ext. Price: $119.10
MOQ: 3000
Mult: 3000
SPQ: 3000
TLS805B1SJVXUMA1
Infineon Technologies
Linear voltage regulator chip, 0.1 Voutput, 50mAmaximum output, single output
Quantity: 2812
Ship Date: 7-13 working days
2500+ $0.8092
5000+ $0.793
7500+ $0.7691
- +
x $0.8092
Ext. Price: $2023.00
MOQ: 2500
Mult: 2500
LT3083EQ#PBF
Analog Devices
85dB~20dB(120Hz~1MHz) 50.5μA positive electrode Adjustable 3A 1 0V 1.2V 23V 23V 510mV@ 3A -10nA(Typ) 0.1nA/V(Typ) DDPAK-5 SMD mount 4.57mm(height)
Quantity: 400
In Stock
20+ $8.6631
40+ $8.3051
60+ $8.0187
- +
x $8.6631
Ext. Price: $173.26
MOQ: 20
Mult: 1
SPQ: 1
XC6504A361MR-G
TOREX Semiconductor
1.5μA positive electrode Fixed 150mA 1 3.6V 1.4V 3.6V 6V 590mV@ 150mA 50mV 0.19%/V SOT-25 SMD mount,glue mount
Quantity: 2313
Ship Date: 3-12 working days
5+ $0.2202
100+ $0.2032
500+ $0.1896
1000+ $0.1863
3000+ $0.1863
- +
x $0.2202
Ext. Price: $9.90
MOQ: 45
Mult: 5
XC6221B252MR-G
TOREX Semiconductor
70dB(1kHz) 50μA positive electrode Fixed 200mA 1 2.5V 1.6V 2.5V 6V 170mV@ 100mA 40mV 0.2%/V SOT-25-5 SMD mount,glue mount
Quantity: 1300
Ship Date: 3-12 working days
5+ $0.2202
100+ $0.2032
500+ $0.1896
1000+ $0.1863
3000+ $0.1829
9000+ $0.1829
45000+ $0.1829
- +
x $0.2202
Ext. Price: $9.90
MOQ: 45
Mult: 5
XC6504A501MR-G
TOREX Semiconductor
1.8μA positive electrode Fixed 150mA 1 5V 1.4V 5V 6V 430mV@ 150mA 50mV 0.19%/V SOT-25 SMD mount,glue mount
Quantity: 148
Ship Date: 3-12 working days
5+ $0.2817
10+ $0.2219
100+ $0.2049
500+ $0.1912
1000+ $0.1878
5000+ $0.1843
10000+ $0.1843
- +
x $0.2817
Ext. Price: $12.67
MOQ: 45
Mult: 5
S-1142A50I-E6T1U
ABLIC
40dB(100Hz) 1μA positive electrode Fixed 200mA 1 5V 3V 5V 50V 500mV@ 200mA (Typ) 40mV 0.3%/V HSOP-6 SMD mount,glue mount 5.02mm*3.9mm*1.75mm
Quantity: 1922
Ship Date: 6-13 working days
1+ $2.6105
10+ $1.2535
25+ $1.1
100+ $0.9603
250+ $0.8921
1000+ $0.7739
2000+ $0.7739
4000+ $0.6489
8000+ $0.6227
- +
x $2.6105
Ext. Price: $2.61
MOQ: 1
Mult: 1
SPQ: 1
RP111H281D-T1-FE
Nisshinbo Micro Devices
75dB(10kHz) 125μA Fixed 500mA 1 2.8V 5.25V 340mV@ 500mA SOT-89-5 SMD mount,glue mount
Quantity: 198
Ship Date: 6-13 working days
1+ $2.001
10+ $1.2765
25+ $1.1362
100+ $0.8954
250+ $0.6988
500+ $0.6772
1000+ $0.5156
4000+ $0.5009
8000+ $0.4946
- +
x $2.001
Ext. Price: $2.00
MOQ: 1
Mult: 1
SPQ: 1
RP104K301D-TR
Nisshinbo Micro Devices
1.5μA positive electrode Fixed 150mA 1 3V 1.7V 3V 5.25V 320mV@ 150mA 10mV 0.02(Typ) DFN SMD mount,glue mount
Quantity: 12
Ship Date: 6-13 working days
1+ $1.4375
10+ $0.8752
25+ $0.736
100+ $0.5335
250+ $0.4536
500+ $0.4115
4000+ $0.273
10000+ $0.2531
- +
x $1.4375
Ext. Price: $1.43
MOQ: 1
Mult: 1
SPQ: 1
RP202K121D-TR
Nisshinbo Micro Devices
75dB positive electrode Fixed 200mA 1.4V 1.2V 5.25V 560mV@ 200mA 20mV 0.02(Typ) DFN SMD mount
Quantity: 79
Ship Date: 6-13 working days
1+ $1.84
10+ $1.119
25+ $0.9407
100+ $0.682
250+ $0.58
500+ $0.5249
4000+ $0.3476
10000+ $0.3224
- +
x $1.84
Ext. Price: $1.84
MOQ: 1
Mult: 1
SPQ: 1
RP171N281B-TR-FE
Nisshinbo Micro Devices
40μA Fixed 150mA 1 2.8V 2.8V 10V 1.08V@ 150mA SOT-23-5 SMD mount,glue mount
Quantity: 69
Ship Date: 6-13 working days
1+ $0.575
10+ $0.391
25+ $0.3473
100+ $0.2507
250+ $0.2112
1000+ $0.1987
3000+ $0.1827
9000+ $0.1743
18000+ $0.1701
- +
x $0.575
Ext. Price: $1.72
MOQ: 3
Mult: 1
SPQ: 1
R1190J033B-T1-FE
Nisshinbo Micro Devices
positive electrode Fixed 3.5V 3.3V 16V 530mV@ 200mA,2.3V@ 1A 120mV 0.02(Typ) TO-252
Quantity: 89
Ship Date: 6-13 working days
1+ $2.507
10+ $1.61
25+ $1.375
100+ $1.1124
250+ $1.0217
1000+ $0.6458
3000+ $0.63
6000+ $0.6048
- +
x $2.507
Ext. Price: $2.50
MOQ: 1
Mult: 1
SPQ: 1
RP130Q281D-TR-FE
Nisshinbo Micro Devices
80dB(1kHz) 58μA positive electrode Fixed 150mA 1 2.8V 1.7V 2.8V 6.5V 510mV@ 150mA 10mV 0.02(Typ) SC-82AB SMD mount,glue mount
Quantity: 15
Ship Date: 6-13 working days
1+ $1.357
10+ $0.8269
25+ $0.6946
100+ $0.5038
250+ $0.4367
500+ $0.3758
1000+ $0.2635
3000+ $0.2489
6000+ $0.2457
- +
x $1.357
Ext. Price: $1.35
MOQ: 1
Mult: 1
SPQ: 1
RP170N381B-TR-FE
Nisshinbo Micro Devices
40μA positive electrode Fixed 300mA 2.6V 3.8V 10V 850mV@ 300mA 10mV 0.02(Typ) SOT-23 SMD mount
Quantity: 3000
Ship Date: 6-13 working days
1+ $1.058
10+ $0.6417
25+ $0.5474
100+ $0.4048
250+ $0.3443
500+ $0.2905
1000+ $0.2441
3000+ $0.1911
6000+ $0.1869
- +
x $1.058
Ext. Price: $2.11
MOQ: 2
Mult: 1
SPQ: 1
RP132H501D-T1-FE
Nisshinbo Micro Devices
60dB(1kHz) 85μA positive electrode Fixed 1A 1 5V 1.4V 5V 6.5V 680mV@ 1A 5mV 0.05(Typ) SOT-89-5 SMD mount,glue mount
Quantity: 950
Ship Date: 6-13 working days
1+ $1.771
10+ $1.1282
25+ $1.0063
100+ $0.7931
250+ $0.6782
500+ $0.6426
1000+ $0.4578
4000+ $0.4452
8000+ $0.4305
- +
x $1.771
Ext. Price: $1.77
MOQ: 1
Mult: 1
SPQ: 1
BD33GC0MEFJ-LBH2
ROHM
1.2mA positive electrode Fixed 1A 1 3.3V 4.5V 3.3V 14V 1.2V@ 1A 1.5% 1% SOP SMD mount,glue mount
Quantity: 500
Ship Date: 6-13 working days
1+ $2.967
10+ $2.208
25+ $1.936
100+ $1.7064
250+ $1.6485
- +
x $2.967
Ext. Price: $2.96
MOQ: 1
Mult: 1
SPQ: 1
KF80BDT-TR
STMicroelectronics
STMicroelectronics LDOVoltage regulator chip, 8 Voutput, 500mAmaximum output, single output, DPAK, surface mount, 3Needle
Quantity: 1998
Ship Date: 6-12 working days
10+ $0.6443
100+ $0.6286
500+ $0.6181
1000+ $0.6024
2500+ $0.5919
5000+ $0.5814
- +
x $0.6443
Ext. Price: $47.67
MOQ: 74
Mult: 1
NCP171AMX180175TCG
ON Semiconductor
onsemi LDOVoltage regulator chip, 1.8 Voutput, 120mAmaximum output, single output, XDFN, surface mount, 4Needle
Quantity: 2888
Ship Date: 6-12 working days
50+ $0.5772
100+ $0.5676
- +
x $0.5772
Ext. Price: $47.33
MOQ: 82
Mult: 1
LDK120C31R
STMicroelectronics
55dB(120Hz~10kHz) 60μA positive electrode Fixed 200mA 1 3.1V 1.9V 3.1V 5.5V 300mV@ 200mA 0.006%/mA(Typ) 0.05(Typ) SOT-323-5 SMD mount,glue mount 2mm*1.25mm*900μm
Quantity: 5589
Ship Date: 6-12 working days
100+ $0.3504
500+ $0.3445
1000+ $0.3358
2500+ $0.3299
- +
x $0.3504
Ext. Price: $47.30
MOQ: 135
Mult: 1
XC6220B10BMR-G
TOREX Semiconductor
50dB(1kHz) 18μA positive electrode Fixed 700mA 1 1.05V 1.6V 1.05V 6V 405mV@ 300mA 45mV 0.2%/V SOT-25 SMD mount,glue mount
Quantity: 2975
Ship Date: 7-12 working days
1+ $1.092
10+ $0.78
25+ $0.5828
100+ $0.4929
250+ $0.4602
500+ $0.4405
1000+ $0.4243
- +
x $1.092
Ext. Price: $2.18
MOQ: 2
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.