Name: ER1840-20JR
Brand: API Delevan Inc.
SKU: ER1840-20JR
Availability: InStock
Rating: 5 (74 reviews)

ER1840-20JR

For Reference Only

Part Number	ER1840-20JR
Manufacturer	API Delevan Inc.
Description	FIXED IND 3.9UH 870MA 155 MOHM
Datasheet	ER1840-20JR Datasheet ER1840-20JR Specifications
Package	Axial
ECAD
In Stock	4,464 piece(s)
Unit Price	Request a Quote
Lead Time	To be Confirmed
Estimated Delivery Time	May 21 - May 26 (Choose Expedited Shipping)
Request for Quotation

Payment Methods
Delivery Services

Part Number # ER1840-20JR (Fixed Inductors) is manufactured by API Delevan Inc. and distributed by Heisener. Being one of the leading electronics distributors, we carry many kinds of electronic components from some of the world’s top class manufacturers. Their quality is guaranteed by its stringent quality control to meet all required standards.

For ER1840-20JR specifications/configurations, quotation, lead time, payment terms of further enquiries please have no hesitation to contact us. To process your RFQ, please add ER1840-20JR with quantity into BOM. Heisener.com does NOT require any registration to request a quote of ER1840-20JR.

ER1840-20JR Specifications

Manufacturer	API Delevan Inc.
Category	Inductors, Coils, Chokes - Fixed Inductors
Package	Axial
ECAD
Series	ER1840
Type	Molded
Material - Core	Iron
Inductance	3.9µH
Tolerance	±5%
Current Rating	870mA
Current - Saturation	-
Shielding	Unshielded
DC Resistance (DCR)	155 mOhm Max
Q @ Freq	30 @ 7.9MHz
Frequency - Self Resonant	65MHz
Ratings	-
Operating Temperature	-55°C ~ 105°C
Frequency - Test	7.9MHz
Features	-
Mounting Type	Through Hole
Package / Case	Axial
Supplier Device Package	-
Size / Dimension	0.187" Dia x 0.437" L (4.75mm x 11.10mm)
Height - Seated (Max)	-

ER1840-20JR Datasheet

ER1840-20JR Reviews

Jayl*****anda

April 8, 2023

★ ★ ★ ★ ★

Received Quickly. Excellent Communication. Capacitors Look Excellent

Natha*****elendez

April 7, 2023

★ ★ ★ ★ ★

Bought these to help prevent solar panels from feeding back. Works great and doesn't get as hot.

Bent*****aneja

March 29, 2023

★ ★ ★ ★ ★

It arrived earlier than the deadline. All is OK. Thank you

Addi*****Cruz

March 28, 2023

★ ★ ★ ★ ★

Every time I order, I always get faster than promised. For a small-time operator like me, you guys are the best!

Johan*****cobson

March 3, 2023

★ ★ ★ ★ ★

On time and as described, fast delivery. Would definitely buy again. Thx.

Juli*****Mcgee

March 3, 2023

★ ★ ★ ★ ★

Work great, great price, I use a lot of them for battery chargers, not the first time ordered.

Claud*****uilar

February 24, 2023

★ ★ ★ ★ ★

Heisener has been the best in this industry for many years. Very quick and easy if you know what you are looking for. if you don't know exactly what you are looking for, you are going to be lost.

Alon*****antos

February 22, 2023

★ ★ ★ ★ ★

It's so nice to have all these babies. I was using so many for projects, I decided to buy these. They'll definitely last me a while!

Ronni*****dshaw

February 21, 2023

★ ★ ★ ★ ★

EVERY OK ...GOOD ITEM AND SUPERFAST SHIPPING

Write a Review

★★★★★

Not Rated

Thanks for Your Review!

ER1840-20JR Packaging

ER1840-20JR FAQ

1. How to order ER1840-20JR on Heisener?

Currently, Heisener only provide peer-to-peer order processing. While you submit the RFQ, our professional agent will contact you with the competitive prices in the global market, and our agent will prompt you to finish the order if you accept our offers.
2. How does Heisener guarantee that ER1840-20JR is from the original manufacturer or authorized agents?

We have a professional and experienced quality control team to strictly verify and test the ER1840-20JR. All suppliers must pass our qualification reviews before they can publish their products including ER1840-20JR on Heisener; we pay more attention to the channels and quality of ER1840-20JR products than any other customer. We strictly implement supplier audits, so you can purchase with confidence.
3. Are the ER1840-20JR price and inventory displayed accurate?

The price and inventory of ER1840-20JR fluctuates frequently and cannot be updated in time, it will be updated periodically within 24 hours. And, our quotation usually expires after 5 days.
4. What forms of payment are accepted?

Wire Transfer, PayPal, Alipay, Wechat, Credit Card, Western Union, MoneyGram, and Escrow are all acceptable.

Warm Tips: Some orders in certain payment forms may require handling fee.
5. How is the shipping arranged?

Customers can choose industry-leading freight companies, including DHL, UPS, FedEx, TNT, and Registered Mail. Shipping insurance is also available.

Once your order has been processed for shipment, our salesperson will send you an email advising you of the shipping status and tracking number.

Warm Tips: It may take up to 24 hours for the carriers to display tracking information. Usually, express delivery takes 3-5 days, and registered mail takes 25-60 days.
6. What is the process for return or replacement of ER1840-20JR?

All goods will implement Pre-Shipment Inspection (PSI), selected at random from all batches of your order to do a systematic inspection before arranging the shipment. If there is something wrong with the ER1840-20JR we delivered, we will accept the replacement or return of the ER1840-20JR only when all of the below conditions are fulfilled:

(1)Such as a deficiency in quantity, delivery of wrong items, and apparent external defects (breakage and rust, etc.), and we acknowledge such problems.

(2)We are informed of the defect described above within 90 days after the delivery of ER1840-20JR.

(3)The PartNo is unused and only in the original unpacked packaging.

Two processes to return the products:

(1)Inform us within 90 days

(2)Obtain Requesting Return Authorizations
7.How to contact us to get technical supports, such as ER1840-20JR pin diagram, ER1840-20JR datasheet?

If you need any after-sales service, please do not hesitate to contact us.

ER1840-20JR Related Products

1812JA250471JXTSY2	Knowles Syfer, CAP CER 1812, -, ER1840	View
2220J5K00470KCR	Knowles Syfer, CAP CER 2220, 2220 (5750 Metric), ER1840	View
NVD5807NT4G-VF01	ON Semiconductor, MOSFET N-CH 40V 23A DPAK, TO-252-3, DPak (2 Leads + Tab), SC-63, ER1840	View
2M27ZHR0G	Taiwan Semiconductor Corporation, DIODE, ZENER, 27V, 2000MW, %, AE, DO-204AC, DO-15, Axial, ER1840	View
ROV14H821K	Littelfuse Inc., VARISTOR 820V 6KA DISC 14MM, Disc 14mm, ER1840	View
RNC55J3701BSRE6	Vishay Dale, RES 3.7K OHM 1/8W .1% AXIAL, Axial, ER1840	View
1-87230-5	TE Connectivity AMP Connectors, CONN HEADER RT/A 30POS .100 15AU, -, ER1840	View
FW-03-05-L-D-570-100-A	Samtec Inc., .050'' BOARD SPACERS, -, ER1840	View
KJL7T13B98SA	ITT Cannon, LLC, CONN RCPT 10POS JAM NUT W/SKT, -, ER1840	View
CA3106F18-6SF80	ITT Cannon, LLC, CONN PLUG 1POS INLINE W/SKT, -, ER1840	View
RM12BRD-3PH(71)	Hirose Electric Co Ltd, RM 12 REC. 3 POS. W/PIN, -, ER1840	View
D38999/24WG41JN-LC	Amphenol Aerospace Operations, CONN RCPT HSG FMALE 41POS PNL MT, -, ER1840	View

ER1840-20JR Guarantees

Service Guarantees

We guarantee 100% customer satisfaction.

Our experienced sales team and tech support team back our services to satisfy all our customers.

Quality Guarantees

We provide 90 days warranty.

If the items you received were not in perfect quality, we would be responsible for your refund or replacement, but the items must be returned in their original condition.

Global Supply Chains - Reliable and Authorized Distributor Resources

Part Number

Manufacturer

Description

Stock

ER1840-20JR

API Delevan

FIXED IND 3.9UH 870MA 155 MOHM

Part Number

Manufacturer

Description

Stock

ER1840-20JR

D# ER1840-20JR-ND

API Delevan

FIXED IND 3.9UH 870MA 155 MOHM

Part Number

Manufacturer

Description

Stock

ER1840-20JR

D# NS-ER1840-20JR

API Delevan [MIL]

OEM/CM ONLY

1915

Quick Inquiry

ER1840-20JR

Certified Quality

Heisener's commitment to quality has shaped our processes for sourcing, testing, shipping, and every step in between. This foundation underlies each component we sell.

ISO9001:2015, ICAS, IAF, UKAS