BestDealPlus
  1. Home
  2. Electronic Components & Supplies
  3. Active Components
CN3903 3A Mini DC-DC Buck Step Down Converter Board Module 5V-30V to 3.3V 5V DC DC Voltage Regulator PCB Board Power Buck Module
CN3903 3A Mini DC-DC Buck Step Down Converter Board Module 5V-30V to 3.3V 5V DC DC Voltage Regulator PCB Board Power Buck Module
CN3903 3A Mini DC-DC Buck Step Down Converter Board Module 5V-30V to 3.3V 5V DC DC Voltage Regulator PCB Board Power Buck Module
CN3903 3A Mini DC-DC Buck Step Down Converter Board Module 5V-30V to 3.3V 5V DC DC Voltage Regulator PCB Board Power Buck Module
CN3903 3A Mini DC-DC Buck Step Down Converter Board Module 5V-30V to 3.3V 5V DC DC Voltage Regulator PCB Board Power Buck Module
CN3903 3A Mini DC-DC Buck Step Down Converter Board Module 5V-30V to 3.3V 5V DC DC Voltage Regulator PCB Board Power Buck Module

CN3903 3A Mini DC-DC Buck Step Down Converter Board Module 5V-30V to 3.3V 5V DC DC Voltage Regulator PCB Board Power Buck Module

(5.0)
US $ 0.68    12% off
US $ 0.60
In Stock
FREE SHIPPING WORLDWIDE
 View More  Shop Now

Cheap And Discounts CN3903 3A Mini DC-DC Buck Step Down Converter Board Module 5V-30V to 3.3V 5V DC DC Voltage Regulator PCB Board Power Buck Module Wholesale. Buy Directly From Merchant KAIKAI Store. Enjoy ✓Free Shipping Worldwide! ✓90 Days Buyer Protection. ✓Easy Return. ✓Money Back Guarantee.

Recommends

HOT
100PCS 2SC2712GR 2SC2712 SOT-23 Marking：LG/LY Transistor SMD NPN 50V 150mA Triode
US $ 5.27
US $ 10.55
-50%
(5.0)
5PCS 100% NEW high-quality IRFP450 IRFP450A IRFP450LC IRFP460 IRFP460A IRFP460LC TO-247 MOS Field effect tube In Stock
US $ 3.44
(5.0)
10-20PCS 100% NEW K3069 2SK3069 TO-220 60V 75A MOS Field effect transistor In Stock
US $ 4.25
(5.0)
5~20PCS Original G40T65AK5SD CRG40T65AK5SD TO-247 IGBT tube 40A 650V for welding machines
US $ 7.24
(5.0)
10pcs/lot KEP3205 110A55V TO-220 Brand New and original In Stock
US $ 3.11
(5.0)
HOT
5PCS New Original SIHG20N50C-E3 SIHG20N50C G20N50C TO-247 MOSFET 20A 500V
US $ 14.93
(5.0)
HOT
5PCS BTB 06/08/10/12/16/20/24 -600B -800B TO220 BTB06-800B BTB08-600B Three-Terminal Bidirectional Thyristor BTB12-600B
US $ 1.80
US $ 3.60
-50%
(5.0)
10PCS NEW FQP27P06 27P06 FQP17P06 17P06 FQP10N60 10N60 FQP50N06 50N06 FQP30N06 30N06 FQP33N10 33N10 TO-220 MOSFET electronics
US $ 3.19
(5.0)
100PCS/LOT 2N5551 2N5401 5551 5401 TO-92 50Pairs (50PCS* 2N5401+50PCS* 2N5551 )Triode Transistor
US $ 3.29
US $ 4.88
-32%
(4.9)
HOT
10Pcs/Lot FHP3710 FHP3710C TO-220 57A 100V N-Channel Power MOSFET Transistor 100% New Original
US $ 5.98
(5.0)
HOT
Acnt-H61L-500E Original Imported Acnt H61L Sop-8 Optocoupler Isolator Chip
US $ 4.36
(5.0)
HOT
10PCS B1691 WL D2655 WM 2SB1691 2SD2655 SOT-23 2SB1691WL-TL-E 2SD2655WM-TL-E SC-59A SMD NPN PNP 1A 60V Transistor
US $ 4.11
(5.0)
HOT
New Original 5Pcs 5N3011 H5N3011 TO-3P 300V 88A MOSFET Field-effect Transistor In Stock Electronic Components Good Quality
US $ 13.29
(5.0)
HOT
MMBT5551 MMBT5401 SMD Transistor SOT-23 NPN PNP 2N5401 2L 2N5551 G1 SOT23 New Original
US $ 0.89
(4.8)
HOT
20PCS AMS1117 Series AMS1117-3.3 AMS1117-5.0 AMS1117-ADJ 1.2V 1.5V 1.8V 2.5V 3.3V 5V SOT-223 1A Low Dropout Voltage Regulator
US $ 1.72
(4.7)
HOT
10Pcs/Lot IRF9Z34N IRF9Z34NPBF F9Z34N IRF9Z34 TO-220 19A 55V MOSFET P-channel Power Transistor 100% New Original
US $ 3.12
(5.0)
10PCS IRF200B211 IRF135B203 IRF100B202 IRF60B217 IRF40B207 IRF100B201 TO-220 Transistor Brand New In Stock
US $ 3.85
(5.0)
HOT
10PCS RU190N08Q N-Channel Power MOSFET 80V/190A 3.9mOhms TO-247 Chip Original
US $ 19.02
(5.0)
HOT
New Original 10Pcs OST80N65HSM OST80N65HSMF OST80N65HM OST80N65HMF TO-247 Powerful IGBT Transistor In Stock Good Quality
US $ 30.17
(5.0)
10~100Pcs New NCE30H29D 30H29D TO-263 N-channel MOSFET Field-effect Transistor In Stock
US $ 4.83
(5.0)
HOT
10PCS/LOT B20100G MBRB20100CT TO-263 100V 20A SMDJSWDZ
US $ 4.12
(5.0)
10PCS/LOT RB088BM150TL RB095BM-60TL RB085BM-40TL B085BM-40 B095BM B088BM150 TO252
US $ 3.55
US $ 3.74
-5%
(5.0)
100pieces CJE3139K CJE3134K CJ4153 CJ1012 2SK3019A 2SK3019 2N7002T SOT-523 MOSFET New and Original In Stock
US $ 2.70
(5.0)
10PCS NEW EN210A EN220A EN220B EN2208 EN2308 FMEN-210A FMEN-220A FMEN-230A FMEN-220B FMEN-2208 FMEN-2308 TO-220F
US $ 4.11
(5.0)
20PCS~1000PCS New Original 2SB1124T-TD-H 2SB1124T 2SB1124 BG 2SD1624T-TD-E 2SD1624T 2SD1624 DG SOT-89 in stock
US $ 1.50
(5.0)
HOT
5pcs Z5038QI Z5038Q1 AOZ5038QI AOZ5039QI Z5039QI AOZ5038QI-05 Z5038QI5 QFN-31
US $ 3.03
US $ 3.89
-22%
(5.0)
10PCS 100% NEW high-quality HYG065N07 HYG025N06 HYG050N08 HYG060N08 HYG032N08 HYG055N08 HYG020N04 HYG068N08 TO-220
US $ 3.51
(5.0)
HOT
100pcs MMBT5551 G1 0.6A 180V SOT-23 NPN SMD Chip Transistor
US $ 1.57
(3.0)
10pcs New IRF520N IRF530 IRF540 IRF630 IRF640 IRF9520 IRF9530 IRF9540 IRF530N 540N 630N 640N 9520N 9530N 9540N TO-220
US $ 2.92
(5.0)
HOT
50PCS A09T AO3400 AO3401 AO3402 AO3403 AO3404 AO3406 AO3407 AO3414 AO3415 AO3416 A19T A29T A39T A49T A79T SOT-23 30V MOSFET SMD
US $ 2.53
(5.0)
5-10PCS 100% NEW Original IRG4PC50U G4PC50U TO-247 600V 27A Best Quality In Stock
US $ 7.71
(4.5)
HOT
50PCS AO3442A AO3416A AO3415A AO3414A AO3413A AO3409A AO3407A AO3404A AO3402A AO3401A AO3400A SOT-23 MOS Transistor Chip SMD
US $ 1.75
(5.0)
HOT
New Original 5Pcs 33N60M2 STW33N60M2 TO-247 26A 650V MOSFET Field Effect Transistor In Stock Electronic Components Good Quality
US $ 11.97
(5.0)
10piece IRLB8721 IRLB8743 IRLB8314 IRLB8748 8721 8743 8314 8748 TO-220 MOSFET Field effect tube In Stock
US $ 3.85
(5.0)
HOT
5PCS 2SA1742 A1742 2SC4550 C4550 TO220F DIP 7A 60V NPN PNP Power Transistor
US $ 5.65
(5.0)
(100pcs) MMBTA56 SOT-23 SMD PNP Signal Transistor Triode (Marking 2GM)
US $ 1.81
(5.0)
HOT
(5-10pcs) LD5530RGL LD5530 30R sot23-6
US $ 0.99
US $ 1.27
-22%
(5.0)
HOT
5~500Pcs BTA312X-600B BTA312X-600C BTA312X-600D BTA312X-600E BTA312X-800B BTA312X-800C BTA312X-800D BTA312X-800E Triac TO-220F
US $ 5.34
(5.0)
10PCS BTA12-600CW BTA12-600SW BTA12-600TW BTA12-700BW BTA12 700BW 600TW 600SW 600CW TO-220
US $ 4.44
(5.0)
HOT
20PCS SMAJ SMBJ SMCJ SMAJ18A SMBJ20CA SMCJ8.5CA 10CA 12A 14CA 16A 17CA 6.0A 6.5CA 6.8CA 7.0A 7.5A 8.0A 9.0CA SMBJ14CA SMAJ15CA
US $ 0.64
US $ 0.67
-4%
(5.0)
4pcs/lot 40N120FL2 NGTB40N120FL2WG TO-247 1200V 40A In Stock
US $ 3.59
(5.0)
HOT
20PCS Original BSS138W-7-F SOT-323 BSS138-7-F SOT-23 K38 Transistor SMD IC N-CHANNEL ENHANCEMENT MODE MOSFET 50V 200MA
US $ 0.94
US $ 1.34
-30%
(5.0)
HOT
5pcs Genuine Original disassembly D13009K D13009 13009 TO-3P In Stock
US $ 1.79
(5.0)
HOT
10Pcs/Lot FHP630 FHP630A 630 TO-220 9A 200V N-channel Power MOSFET Transistor 100% New Original
US $ 3.74
(5.0)
10~30Pcs New 2SK3677 K3677 TO-220F N-channel MOSFET Field effect Transistor In Stock
US $ 3.89
(5.0)
HOT
New Original 10Pcs G40T65AK5SD CRG40T65AK5SD TO-247 650V 40A Powerful IGBT Transistor In Stock Electronic Component Good Quality
US $ 17.66
(5.0)
HOT
10/20Pcs BF459 DIP Transistor TO-126 Type NPN Bipolar Amplifier Transistor 300V/300mA
US $ 4.42
(5.0)
HOT
100% Original disassembly 2SA1943 2SC5200 A1943 C5200 TTA1943 TTC5200 MJL1302A MJL3281A MJL21193 MJL21194 TO-3PL In Stock
US $ 0.60
(4.9)