LT1170HV Boost Converter Overview
Description
LT1170HV is a 60.00 V, 7.50 A switch current limit non-sync Boost Converter from . The input voltage from 3.00 V to 60.00 V can be boosted into an output voltage ranging from 3.00 V to 60.00 V.
Features of the Boost Converter are fixed 100 kHz switching frequency, a typical inductor size of 50.0 µH and it offers a peak efficiency of up to 85 %. The minimum external component count is 8 and LT1170HV is available in 2 package option(s): TO220-5 DD-5 .
Feature and parameter overview with replacement search
For LT1170HV 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. | 3.00 V | |
V-IN max. | 60.00 V | |
Current-Limit typ.? | 7.50 A | |
V-OUT min. | 3.00 V | |
V-OUT max. | 60.00 V | |
VOUT | adjustable | |
VOUT programmable | ![]() |
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sync/non-sync | non-sync | |
Frequency typ. | 100 kHz | |
Frequency adjustable | fixed | |
Frequency selectable | ||
Frequency adj. min. | ||
Frequency adj. max. | ||
extern clock sync. | ![]() |
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Softstart | ![]() |
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Softstart adjustable | ![]() |
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Tracking | ![]() |
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PG/Power OK | ![]() |
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LBI/LBO | ![]() |
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Frequency sync. min. | 120 kHz | |
Frequency sync. max. | 160 kHz | |
Down Mode | ![]() |
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Quiescent current max. | 9000 µA | |
Operating min. | ||
Operating max. | ||
Junction min. | -40 °C | |
Junction max. | 125 °C | |
thermal shutdown typ. | ||
Inductor size typ. | 50.0 µH | |
Inductor suggested by Würth Elektronik | ||
Automotive AEC-Q100 | ![]() |
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Light-Load-Mode | ![]() |
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Topology | Boost | |
Peak Efficiency | 85 % | |
Component count min. | 8 | |
current limit adjustable | ![]() |
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Nr.of package options | 2 | |
CSP | ||
SC70 | ||
SOT | ||
MSOP | ||
QFN/DFN | ||
SO/SOIC | ||
SOP | ||
DIP | ||
TO | TO220-5 | |
DDPAK | DD-5 |
LT1170HV Datasheet
Link to the most up-to-date LT1170HV datasheet and the product page for EVM, tools and support information.
LT1170HV Price breaks and distributor sample stock
LT1170HV prices and available online distributors.


Available Distributors with stock: 0
Available Distributors with stock: 10
Arrow Electronics
Product | Stock | Price | Buy | ||||||||||||
LT1170HVIT#31PBF | 540 |
| Buy Now | ||||||||||||
LT1170HVCT#06 | 194 |
| Buy Now | ||||||||||||
LT1170HVIT#PBF | 35 |
| Buy Now | ||||||||||||
LT1170HVCQ | 31 |
| Buy Now | ||||||||||||
LT1170HVCQ#PBF | 17 |
| Buy Now | ||||||||||||
LT1170HVCT#PBF | 12 |
| Buy Now | ||||||||||||
LT1170HVCQ#PBF | 0 |
| Buy Now | ||||||||||||
LT1170HVCT#30PBF | 0 |
| Buy Now | ||||||||||||
LT1170HVCQ#TRPBF | 0 |
| Buy Now | ||||||||||||
LT1170HVCT#06PBF | 0 |
| Buy Now |
Digi-Key
Product | Stock | Price | Buy | ||||||||||
LT1170HVCT#PBF | 591 |
| Buy Now | ||||||||||
LT1170HVCQ#PBF | 244 |
| Buy Now | ||||||||||
LT1170HVIT#PBF | 107 |
| Buy Now | ||||||||||
LT1170HVCT#06PBF | 100 |
| Buy Now | ||||||||||
LT1170HVCQ#TRPBF | 0 |
| Buy Now | ||||||||||
LT1170HVCT#30PBF | 0 |
| Buy Now | ||||||||||
LT1170HVIT#31PBF | 0 |
| Buy Now |
Verical
Mouser Electronics
Bristol Electronics
Quest Components
RS Components
Transfer Multisort Elektronik
Schukat electronic
Chip 1 Exchange
Available Distributors without stock: 3
Richardson RFPD
element14 Asia-Pacific
Farnell element14
Alternatives and equivalents
The following DC/DC Boost Converter are similar to LT1170HV. Optional, compare LT1170HV side-by-side with other Boost Converter via the Comparison function.
Variation | Compare | Product | Manufacturer | Package | |
50% | LT1171 | ![]() |
Linear Technology | TO220-5, DD-5 | |
50% | LT1171HV | ![]() |
Linear Technology | TO220-5, DD-5 |
Inductor suggestions
Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LT1170HV.
Order Code | Spec | L (µH) | IR (A) | ISAT (A) | RDC (mΩ) | L x W x H (mm) |