A7530-4.0 Boost Converter Overview
Description
A7530-4.0 is a 4.00 V, 1.10 A switch current limit non-sync Boost Converter from . The input voltage from 0.80 V to 5.50 V can be boosted into an output voltage ranging from 4.00 V to 4.00 V.
Features of the Boost Converter are fixed 400 kHz switching frequency, a typical inductor size of 27.0 µH and it offers a peak efficiency of up to 85 %. The minimum external component count is 3 and A7530-4.0 is available in 2 package option(s): SOT25-5 .
Feature and parameter overview with replacement search
For A7530-4.0 replacement search, select a main parameter tolerance value and adjust the checkboxes for feature match. The product counter within the button shows the number of available equivalents and a click on the replacement button shows all possible replacements within a parametric overview.
| Parameter | Value | Replacement Search Filter |
| V-IN min. | 0.80 V | |
| V-IN max. | 5.50 V | |
| Current-Limit typ.? | 1.10 A | |
| V-OUT min. | 4.00 V | |
| V-OUT max. | 4.00 V | |
| VOUT | 4.00 | |
| VOUT programmable |  |
|
| sync/non-sync | non-sync | |
| Frequency typ. | 400 kHz | |
| Frequency adjustable | fixed | |
| Frequency selectable | ||
| Frequency adj. min. | ||
| Frequency adj. max. | ||
| extern clock sync. | |
|
| Softstart | |
|
| Softstart adjustable | |
|
| Tracking | |
|
| PG/Power OK | |
|
| LBI/LBO | |
|
| Frequency sync. min. | ||
| Frequency sync. max. | ||
| Down Mode | |
|
| Quiescent current max. | 30 µA | |
| Operating min. | -40 °C | |
| Operating max. | 85 °C | |
| Junction min. | -40 °C | |
| Junction max. | 125 °C | |
| thermal shutdown typ. | ||
| Inductor size typ. | 27.0 µH | |
| Inductor suggested by Würth Elektronik | ||
| Automotive AEC-Q100 | |
|
| Light-Load-Mode | |
|
| Topology | Boost | |
| Peak Efficiency | 85 % | |
| Component count min. | 3 | |
| current limit adjustable | |
|
| Nr.of package options | 2 | |
| CSP | ||
| SC70 | ||
| SOT | SOT25-5 | |
| MSOP | ||
| QFN/DFN | ||
| SO/SOIC | ||
| SOP | ||
| DIP | ||
| TO | ||
| DDPAK |
A7530-4.0 Datasheet
Link to the most up-to-date A7530-4.0 datasheet and the product page for EVM, tools and support information.
A7530-4.0 Price breaks and distributor sample stock
A7530-4.0 prices and available online distributors.
Available Distributors with stock: 7
Allied-Electronics-Inc (4)
| Product | Stock | Price | Buy | ||||||
| A75-30-00-80 | 0 |
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| A75-30-00-81 | 0 |
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| A75-30-00-84 | 18 |
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| A75-30-11-51 | 2 |
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| A75-30-11-75 | 0 |
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| A75-30-11-80 | 3 |
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| A75-30-11-81 | 0 |
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| A75-30-11-84 | 11 |
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| A75-30-11-86 | 0 |
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| A75-30-22-84 | 0 |
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DIGI-KEY (2)
| Product | Stock | Price | Buy | ||||||||||
| HUFA75307T3ST | 0 |
| Buy Now | ||||||||||
| HUFA75307T3ST | 2812 |
| Buy Now | ||||||||||
| HUFA75307T3ST | 2812 |
| Buy Now | ||||||||||
| HUFA75307D3 | 0 |
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| HUFA75307D3S | 0 |
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| HUFA75307D3ST | 0 |
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| HUFA75309D3 | 0 |
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| HUFA75309D3S | 0 |
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| HUFA75307P3 | 0 |
| Buy Now | ||||||||||
| HUFA75309T3ST | 0 |
| Buy Now | ||||||||||
| HUFA75309P3 | 0 |
| Buy Now |
Element14 (1)
FARNELL-ELEMENT14 (1)
NEWARK (1)
RS-COMPONENTS (1)
TodayComponents (1)
Available Distributors without stock: 2
Carlton-Bates (0)
TTI (0)
Available Distributors with stock: 0
Alternatives and equivalents
The following DC/DC Boost Converter are similar to A7530-4.0. Optional, compare A7530-4.0 side-by-side with other Boost Converter via the Comparison function.
| Variation | Compare | Product | Manufacturer | Package | |
| 0% | RP401-x401A-B-C |  RP401-x401A-B-C product overview |
Ricoh | SOT23-5, DFN-6 | |
| 0% | RP401-x401D | RP401-x401D product overview |
Ricoh | SOT23-5 | |
| 0% | RP600K-A-B-C-40 | RP600K-A-B-C-40 product overview |
Ricoh | DFN-10 |
Inductor suggestions
Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of A7530-4.0.
| Order Code | Spec | L (µH) | IR (A) | ISAT (A) | RDC (mΩ) | L x W x H (mm) |
| 744040630082 | 0.8 | 6.0 | 9.5 | 10.00 | 6 x 6 x 2.8 | |
| 7440710082 | 0.8 | 7.3 | 8.0 | 7.00 | 8 x 8 x 4.6 | |
| 744314076 | 0.8 | 15.5 | 15.0 | 2.25 | 7 x 6.9 x 5 | |
| 744316068 | 0.7 | 12.8 | 13.5 | 4.00 | 5.5 x 5.3 x 4.3 | |
| 744373240056 | 0.6 | 6.0 | 10.5 | 13.50 | 4.45 x 4.06 x 2 | |
| 744373340068 | 0.7 | 6.2 | 14.0 | 11.00 | 5.7 x 5.2 x 2 | |
| 744373360068 | 0.7 | 8.0 | 15.0 | 10.00 | 5.7 x 5.2 x 3 | |
| 744383560056 | 0.6 | 8.5 | 10.8 | 7.00 | 4.1 x 4.1 x 2.1 | |
| 744383560068 | 0.7 | 8.2 | 9.4 | 7.50 | 4.1 x 4.1 x 2.1 |
