LTC1701B Buck Converter overview

Description

Manufacturer
 
Category
Sub-Category

LTC1701B is a 5.00 V non-sync Buck Converter from with 0.50 A output current. The maximum 5.00 V input voltage can be regulated down into a 1.25 V to 5.00 V output voltage.

It requires are a typical inductor size of 4.70 µH, a typical external component count of 9 and achieves a peak efficiency of 94 %. Further LTC1701B characteristics are a fixed 1000 kHz switching frequency and 1 available package option(s): SOT23 .

For the LTC1701B replacement search, please 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.

ParameterValueReplacement
Search Filter
V-IN min. 2.50 V
V-IN max. 5.00 V
I-OUT? 0.50 A
V-OUT min. 1.25 V
V-OUT max. 5.00 V
V-OUT adjustable V
V-OUT programmable no
sync/non-sync non-sync
Frequency typ. 1000 kHz
Frequency fixed
Frequency selectable
ext.clock sync. no
Frequency adj./ ext.clock min.
Frequency adj./ ext.clock max
Softstart yes
Softstart adjustable yes
Tracking no
PG/Power OK no
Quiescent current max. 300 µA
Operating min. -40 °C
Operating max. 85 °C
Junction min.
Junction max.
thermal shutdown typ.
Inductor size typ. 4.70 µH
Inductor suggested by Würth Elektronik
Automotive AEC-Q100 no
Light-Load-Mode no
Topology Buck
Peak Efficiency 94 %
Component count min. 9
current limit adjustable no
Nr.of packages 1
CSP
SC70
SOT SOT23
MSOP
QFN/DFN
SO/SOIC
SOP
DIP
TO
DDPAK

LTC1701B Datasheet

Link to the most up-to-date LTC1701B datasheet and the product page for EVM, tools and support information.

LTC1701B

LTC1701B Sample stock and distributor price breaks

LTC1701B prices and online available distributors.

OEMSecrets.com
findchips.com

Available Distributors with stock: 3

ARROW-NAC (1)

ProductStockPriceBuy
LTC1701BES5#TRMPBF311
12.36 USD
1002.21 USD
Buy Now

Chip-One-Stop (1)

ProductStockPriceBuy
LTC1701BES5#TRMPBF526
15.02 USD
104.83 USD
503.46 USD
1003.41 USD
2003.16 USD
5002.89 USD
Buy Now

DIGI-KEY (2)

ProductStockPriceBuy
LTC1701BES5#TRMPBF0
5002.21 USD
Buy Now
LTC1701BES5#TRMPBF21
14.45 USD
253.97 USD
1002.65 USD
2502.43 USD
Buy Now
LTC1701BES5#TRMPBF21
14.45 USD
253.97 USD
1002.65 USD
2502.43 USD
Buy Now
LTC1701BES5#TRPBF0
25002.21 USD
Buy Now

Available Distributors without stock: 1

NEWARK (0)

ProductStockPriceBuy
LTC1701BES5#PBF0
13.98 USD
252.66 USD
1002.21 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with LTC1701B stock available

List of equivalents and alternatives

The following DC/DC Buck Converter are similar to LTC1701B. Optional, compare LTC1701B side-by-side with other Buck Converter via the Comparison function.

Variation Compare Product Manufacturer Package
0% LT3502 LT3502 product overviewLT3502 product overview Linear Technology DFN-8, MSOP-10
0% LT3502A LT3502A product overviewLT3502A product overview Linear Technology DFN-8, MSOP-10
0% LTC1701 LTC1701 product overviewLTC1701 product overview Linear Technology SOT23
0% MAX15015 MAX15015 product overviewMAX15015 product overview Maxim TQFN-36
0% MAX15016 MAX15016 product overviewMAX15016 product overview Maxim TQFN-36
0% MAX5080 MAX5080 product overviewMAX5080 product overview Maxim TQFN-32
0% MAX5096 MAX5096 product overviewMAX5096 product overview Maxim TSSOP-EP-20, TQFN-16
0% MAX5097 MAX5097 product overviewMAX5097 product overview Maxim TSSOP-EP-20, TQFN-16
0% MAX758A MAX758A product overviewMAX758A product overview Maxim PDIP-8, SOIC-16
0% LA5757TP LA5757TP product overviewLA5757TP product overview ON Semiconductor TP5HFA
0% LM2590HV LM2590HV product overviewLM2590HV product overview Texas Instruments TO-263, TO-220-7
0% LM2590HV-AQ-Q1 LM2590HV-AQ-Q1 product overviewLM2590HV-AQ-Q1 product overview Texas Instruments TO-263, TO-220-7
0% LM2597 LM2597 product overviewLM2597 product overview Texas Instruments PDIP-8, SOIC-8
0% LM2597HV LM2597HV product overviewLM2597HV product overview Texas Instruments PDIP-8, SOIC-8
0% LM2598 LM2598 product overviewLM2598 product overview Texas Instruments
0% LMR14206 LMR14206 product overviewLMR14206 product overview Texas Instruments SOT23-6
0% XC9246 XC9246 product overviewXC9246 product overview Torex USP-6, SOT26-6
0% XC9247 XC9247 product overviewXC9247 product overview Torex USP-6, SOT26-6
10% MAX750A MAX750A product overviewMAX750A product overview Maxim PDIP-8, SOIC-8
25% LT3437 LT3437 product overviewLT3437 product overview Linear Technology TSSOP-16, DFN-10

Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of LTC1701B.

V-IN max. 5 V, I-OUT 0.5 A, V-OUT min. 1.25 V, Frequency typ. 1000 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
744025006 6.8 1.1 1.3 142.00 2.8 x 2.8 x 3
744028004 4.7 0.9 0.7 265.00 2.8 x 2.8 x 1.2
744029004 4.7 1.0 0.8 170.00 2.8 x 2.8 x 1.5
744029006 6.8 0.8 0.7 250.00 2.8 x 2.8 x 1.5
744031004 4.7 1.2 0.9 90.00 3.8 x 3.8 x 1.8
744031006 6.8 0.9 0.8 135.00 3.8 x 3.8 x 1.8
74404024047 4.7 1.1 1.2 175.00 2.5 x 2 x 1.2
74404024068 6.8 0.9 1.0 300.00 2.5 x 2 x 1.2
74404032047 4.7 1.3 1.2 96.00 3 x 3 x 1.5
74404032068 6.8 1.2 0.9 120.00 3 x 3 x 1.5
744042006 6.8 1.5 1.3 80.00 4.8 x 4.8 x 2
744043005 5.6 1.4 1.3 70.00 4.8 x 4.8 x 3
744043006 6.8 1.3 1.3 80.00 4.8 x 4.8 x 3
7440680068 6.8 1.4 1.2 127.00 8 x 8 x 1.2
74479888247 4.7 1.0 0.7 380.00 2.5 x 2 x 1
74479889247 4.7 0.9 0.9 400.00 2.5 x 2 x 1.2
74479889268 6.8 0.8 0.7 500.00 2.5 x 2 x 1.2
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