Varnitronics
LD1117AS33TR ST
ST

LD1117AS33TR

3.3V Positive Fixed SOT-223-4 Voltage Regulators - Linear, Low Drop Out (LDO) Regulators RoHS

SOT-223-4ROHS3 CompliantActive

Low Dropout Fixed and Adjustable Positive Voltage Regulators

Manufacturer
ST
Manufacturer part #
LD1117AS33TR
Store part #
C115288
Package / case
SOT-223-4
Packaging
Tape & Reel (TR)
Datasheet (PDF)

Every Order Guarantee

100% Authentic · 30-Day Return or Replacement · policy

41,910 in stock

#C115288

Stock & price checked 6 days ago

QuantityUnit pricePack price
5+₹29.17₹145.85
50+₹23.36₹1,168.00
150+₹20.88₹3,132.00
500+₹17.77₹8,885.00
2,500+₹16.39₹40,975.00
5,000+₹15.56₹77,800.00

5 × ₹29.17

₹145.85

excl. GST

₹172.10 incl. 18% GST

Need volume or a scheduled delivery? Request a quote
  • Dispatch in 7–10 working days
  • GST invoice with every order
  • Standard pack: 2,500 per reel

LD1117AS33TR

₹145.85 for 5 + GST

Specifications

Output Voltage
3.3V
Number of Outputs
1
Operating Temperature
0℃~+125℃@(Tj)
Supply Current (Iq)
5mA
Output Configuration
Positive
Operating Voltage
10V
Output Current
1A
Features
Over Current Protection;Thermal shutdown
Output Type
Fixed

Packaging & compliance

RoHS
ROHS3 Compliant
Lifecycle
Active
ECCN
EAR99
Packaging
Tape & Reel (TR)
Standard pack
2,500 / Reel
Sold per
Piece
Minimum order
5 (multiples of 5)
Unit weight
0.22 g

Overview

The LD1117A is a low drop voltage regulator able to provide up to 1 A of output current, available also in adjustable versions (V_REF = 1.25 V). In fixed versions, the following output voltages are offered: 1.2 V, 1.8 V, and 3.3 V. The device is supplied in: SOT - 223, DPAK and TO - 220. Surface mounted packages optimize the thermal characteristics while offering a relevant space saving advantage. High efficiency is assured by an NPN pass transistor. Only a very common 10 μF minimum capacitor is needed for stability. Chip trimming allows the regulator to reach a very tight output voltage tolerance, within ± 2% at 25°C.

Key features

  • Low dropout voltage: – 1.15 V typ. (ΔI_OUT = 1 A, 25°C)
  • Very low quiescent current: – 5 mA typ. (25°C)
  • Output current up to 1 A
  • Fixed output voltage of: – 1.2 V, 1.8 V, 3.3 V
  • Adjustable version availability (V_REF = 1.25 V)
  • Internal current and thermal limit
  • Only 10 μF for stability
  • Available in ± 2% (at 25°C) and 4% in full temperature range
  • High supply voltage rejection: – 80 dB typ. (at 25°C)
  • Temperature range: 0°C to 125°C

Alternatives

Similar parts — check the datasheet before substituting.

LD1117AG-33-AA3-A-R#C71121UTC · SOT-223-4₹10.90 · 3,89,990 in stockView
AMS1117-3.3#C917183JSMSEMI · SOT-223-3₹7.91 · 60,890 in stockView
AMS1117-3.3#C18164485GR · SOT-223₹5.27 · 49,520 in stockView
AZ1117IH-3.3TRG1#C108495DIODES · SOT-223₹48.26 · 12,840 in stockView
AMS1117-3.3#C347222UMW · SOT-223₹6.43 · 8,92,910 in stockView

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