LTC3703I-5 Boost Controller overview
Description
Manufacturer
Category
Sub-Category
A 9.30 V - 60.00 Vin, sync Boost Controller which can boost up to 55.80 V. LTC3703I-5 features 1 channel , drives 1 phase(s) and has adjustable 600 kHz switching frequency.
Additional characteristics are a typical inductor size of 8.0 uH, a peak efficiency of 97 % and 2 package option(s): SSOP-28 .
Parameter and features overview
| Parameter | Value | Replacement Search Filter |
| Nr. of Channel | 1 | |
| V-IN min. | 9.30 V | |
| V-IN max. | 60.00 V | |
| V-OUT min. | 9.30 V | |
| V-OUT max. | 55.80 V | |
| V-OUT adj./fixed | adjustable | |
| V-OUT programmable |  |
|
| sync/non-sync | sync | |
| Frequency typ. | 600 kHz | |
| Frequency adj. | adjustable | |
| Frequency min. | 100 kHz | |
| Frequency max. | 600 kHz | |
| ext.clock sync. |  |
|
| ext.clock sync min. | 100 kHz | |
| ext.clock sync max. | 600 kHz | |
| Softstart | |
|
| Softstart adjustable | |
|
| Tracking | |
|
| PG/Power OK | |
|
| Sense Resistor | |
|
| Enable | |
|
| Operating min. | -40 °C | |
| Operating max. | 125 °C | |
| Junction min. | -40 °C | |
| Junction max. | 125 °C | |
| thermal shutdown typ. | ||
| Inductor size typ. | 8.0 uH | |
| Military | |
|
| Automotive AEC-Q100 | |
|
| Light-Load-Mode | |
|
| Peak Efficiency | 97 % | |
| component count min. | 20 | |
| Single/ Multiphase | single | |
| Nr. of Phases | 1 | |
| Inductor suggested by Würth Elektronik | ||
| Nr.of packages options | 2 | |
| CSP | ||
| SOT | ||
| MSOP | ||
| QFN/DFN | ||
| SO/SOIC | ||
| SOP | SSOP-28 | |
| DIP |
LTC3703I-5 Datasheet
Link to the most up-to-date LTC3703I-5 datasheet and the product page for EVM, tools and support information.
LTC3703I-5 inventory, samples and price
Available Distributors with stock: 7
ARROW-NAC (3)
Chip-One-Stop (3)
DIGI-KEY (2)
Element14 (2)
FARNELL-ELEMENT14 (2)
NEWARK (1)
RS-COMPONENTS (2)
Available Distributors with stock: 0
no online Distributor with LTC3703I stock available
Alternatives and equivalents IC
The following DC/DC Boost Controller are similar to LTC3703I-5. Compare LTC3703I-5 side-by-side with other Boost Controller via the comparison function.
| Variation | Compare | Product | Manufacturer | Package | |
| 0% | LTC3703E |  LTC3703E product overview |
Linear Technology | SSOP-28 | |
| 0% | LTC3703E-5 | LTC3703E-5 product overview |
Linear Technology | SSOP-28 | |
| 0% | LTC3703H | LTC3703H product overview |
Linear Technology | SSOP-28 | |
| 0% | LTC3703I | LTC3703I product overview |
Linear Technology | SSOP-28 | |
| 0% | LM5121 | LM5121 product overview |
Texas Instruments | HTSSOP-20 | |
| 0% | LM5121-Q1 | LM5121-Q1 product overview |
Texas Instruments | HTSSOP-20 | |
| 50% | LTC3786 | LTC3786 product overview |
Linear Technology | QFN-16, MSOP-16 | |
| 50% | TPS43060 | TPS43060 product overview |
Texas Instruments | WQFN-16 | |
| 50% | TPS43061 | TPS43061 product overview |
Texas Instruments | WQFN-16 |
Inductor suggestions
Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC3703I-5.
V-IN min. 9.3 V, V-OUT max. 55.8 V, Frequency typ. 600 kHz
| Order Code | Spec | L (µH) | IR (A) | ISAT (A) | RDC (mΩ) | L x W x H (mm) |
