30BQ040 30BQ040 is a 40V, 3A Schottky rectifier from SMC Diode Solutions in a surface-mount SMC (DO-214AB) package. It features low forward voltage drop (0.47V typ at 3A) and high surge capability (80A).
Mfr Part #:

30BQ040

Available from 1 distributors
Mfr Name: SMC Diode Solutions
SMC Diode Solutions
30BQ040 is a 40V, 3A Schottky rectifier from SMC Diode Solutions in a surface-mount SMC (DO-214AB) package. It features low forward voltage drop (0.47V typ at 3A) and high surge capability (80A).
Total Stock: 2,630 pcs
$ Price Range: $0.12 - $0.69

30BQ040 Available from 1 distributor

Authorised
Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
2,630 pcs
2630 pcs On Request 1 On Request On Request On Request On Request On Request

30BQ040 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Approximate Weight
Average Rectified Forward Current
Capacitance @ Vr, F
Current
IR (Maximum @ VR = Rated VR, TJ = 100 °C)
IR (Typical/Maximum @ VR = Rated VR, TJ = 25 °C)
Junction Capacitance
Medical Grade
Mounting Type
Non-Repetitive Peak Forward Surge Current
Operating Temperature
Operating Temperature - Junction
Operating Temperature - Storage
Package / Case
Peak Repetitive Reverse Voltage
Series Inductance
Speed
Standard Package Quantity
Storage Temperature
Supplier Device Package
Tape & Reel
Technology
Terminals Finish
Thermal Resistance Junction-to-Ambient
Thermal Resistance, Junction to Lead
VF (Typical/Maximum @ 3 A, TJ = 125 °C)
VF (Typical/Maximum @ 3 A, TJ = 25 °C)
VF (Typical/Maximum @ 6 A, TJ = 125 °C)
VF (Typical/Maximum @ 6 A, TJ = 25 °C)
Voltage
Voltage Rate of Change

30BQ040 Description

Short technical summary and product information.

The 30BQ040 is a 40V, 3A Schottky rectifier designed for applications such as disk drives, switching power supplies, redundant power subsystems, converters, free-wheeling diodes, reverse battery protection, and battery charging. The device features low forward voltage drop (0.47V typ at 3A, 25°C) and high surge current capability (80A). It is housed in a surface-mount DO-214AB (SMC) package with tin lead-free plated terminals. The junction temperature range is -55°C to +125°C, and storage temperature range is -55°C to +150°C. The device is Pb-free and RoHS compliant (unverified).

30BQ040 Quick Information

Product Type: Schottky Rectifier
Canonical Name: 30BQ040 Schottky Rectifier, 40V, 3A, SMC (DO-214AB)
Subcategory: Rectifiers - Single

30BQ040 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): MSL 1 - Unlimited
REACH Status: Non-Compliant
Lead Free: Yes

30BQ040 Estimated Pricing

Qty Low High
1+ $0.69 $0.69
10+ $0.43 $0.43
100+ $0.27 $0.27
500+ $0.21 $0.21
1,000+ $0.19 $0.19
3,000+ $0.16 $0.16
6,000+ $0.14 $0.14
9,000+ $0.14 $0.14
15,000+ $0.13 $0.13
21,000+ $0.13 $0.13
30,000+ $0.12 $0.12

Estimated market price range - modelled values for guidance only, not live distributor offers.

30BQ040 Features

  • 40V peak repetitive reverse voltage.
  • 3A average rectified forward current.
  • Low forward voltage drop: 0.47V typ.
  • High surge current capability: 80A.
  • Surface-mount SMC (DO-214AB) package.

30BQ040 Applications

  • Used in disk drive power circuits.
  • Ideal for switching power supplies.
  • Suitable for converters and inverters.
  • Free-wheeling diode applications.
  • Reverse battery protection.

30BQ040 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the maximum repetitive reverse voltage of the 30BQ040?

40V.

What is the average forward current rating of the 30BQ040?

3A at 118°C case temperature with 50% duty cycle.

What is the forward voltage drop of the 30BQ040?

0.47V typical, 0.53V maximum at 3A, 25°C.

What package is the 30BQ040 available in?

Surface-mount DO-214AB (SMC) package.

What is the peak surge current rating?

80A for an 8.3ms half-sine pulse.

What is the operating junction temperature range?

-55°C to +125°C.

Is the 30BQ040 Pb-free?

Yes, the datasheet states it is a Pb-Free device.

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