TLC5951 LED Boost Driver overview

Description

Manufacturer
 
Category
Sub-Category

TLC5951 is a 24 channel, 5.5 V, 0.04 A/string linear LED Boost Driver. It can drive a maximum of 1 LED (~3.5Vfwd) per string, features a - 1 kHz frequency and is available in 2 package option(s): QFN-40 HTSSOP-38 .

Further characteristics are a feedback voltage of 0.000 V, a typical inductor size of 0.0 uH and a peak efficiency of 90 %.

Parameter and features overview

ParameterValueReplacement
Search Filter
Nr. of Channel 24
V-IN min. 3.0 V
V-IN max. 5.5 V
V-OUT max. 15.0 V
Nr.of LED per string typ. 1
I-OUT/string? 0.04 A
current limit typ. 2.00 A
sync/non-sync linear
Frequency typ. 1 kHz
Frequency -
Frequency min.
Frequency max.
Softstart yes
Softstart adjustable no
Down-Mode no
Quiescent current max. 55000 uA
Operating min. -40 °C
Operating max. 85 °C
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ. 163 °C
Inductor size typ. 0.0 uH
feedback voltage 0.000 V
Automotive AEC-Q100 no
Topology Boost
Peak Efficiency 90 %
Component count min. 3
DC dimming yes
PWM dimming yes
PWM frequency min.
PWM frequency max.
digital dimming yes
digital interface serial
LED flash no
TxMask no
Nr.of current sources 24
Nr.of package options 2
CSP
SC70
SOT
MSOP
QFN/DFN QFN-40
SO/SOIC
SOP HTSSOP-38
DIP

TLC5951 Datasheet

Link to the most up-to-date TLC5951 datasheet and the product page for EVM, tools and support information.

TLC5951

TLC5951 inventory, samples and price

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Available Distributors with stock: 8

ARROW-NAC (2)

ProductStockPriceBuy
TLC5951RHAR2500
25001.92 USD
50001.92 USD
100001.91 USD
250001.90 USD
500001.89 USD
Buy Now
TLC5951DAP149
14.25 USD
103.85 USD
1003.32 USD
5002.66 USD
10002.37 USD
Buy Now

Chip-One-Stop (1)

ProductStockPriceBuy
TLC5951RHAT4000
2502.40 USD
5002.20 USD
10002.13 USD
Buy Now

DIGI-KEY (3)

ProductStockPriceBuy
TLC5951RHAR0
25001.80 USD
Buy Now
TLC5951RHAR2345
13.93 USD
103.53 USD
1002.89 USD
5002.46 USD
10002.08 USD
Buy Now
TLC5951RHAR2345
13.93 USD
103.53 USD
1002.89 USD
5002.46 USD
10002.08 USD
Buy Now
TLC5951DAP4521
14.44 USD
103.98 USD
1003.26 USD
5002.78 USD
10002.34 USD
Buy Now
TLC5951DAPR0
20001.74 USD
Buy Now
TLC5951RHAT0
2503.05 USD
Buy Now
TLC5951TDA30
966.36 USD
Buy Now
TLC5951TDA20
2027.60 USD
Buy Now
TLC5951EVM-4770
10.00 USD
Buy Now

Element14 (1)

ProductStockPriceBuy
TLC5951DAP37
17.17 USD
106.44 USD
256.00 USD
505.68 USD
1005.28 USD
2505.00 USD
5004.49 USD
10003.38 USD
Buy Now

FARNELL-ELEMENT14 (1)

ProductStockPriceBuy
TLC5951DAP37Buy Now

Mouser-Electronics (2)

ProductStockPriceBuy
TLC5951DAP268
14.43 USD
103.98 USD
253.83 USD
1003.25 USD
2503.08 USD
5002.77 USD
10002.17 USD
Buy Now
TLC5951RHAT157
14.37 USD
103.92 USD
253.77 USD
1003.21 USD
2503.05 USD
5002.72 USD
10002.15 USD
Buy Now
TLC5951RHARNone
25001.88 USD
Buy Now
TLC5951DAPRNone
20001.82 USD
Buy Now
TLC5951TDA2None
2026.35 USD
10023.55 USD
20022.47 USD
50021.38 USD
Buy Now
TLC5951TDA3None
966.17 USD
1925.52 USD
2885.24 USD
5764.80 USD
10564.18 USD
25924.03 USD
Buy Now

Texas Instruments (2)

ProductStockPriceBuy
TLC5951DAP3060
14.65 USD
104.19 USD
253.81 USD
1003.44 USD
2503.11 USD
5002.62 USD
7502.21 USD
10001.86 USD
Buy Now
TLC5951RHAR3045
14.00 USD
103.60 USD
253.28 USD
1002.96 USD
2502.67 USD
5002.26 USD
7501.90 USD
10001.60 USD
Buy Now

VERICAL (6)

ProductStockPriceBuy
TLC5951RHAR2500
25001.92 USD
Buy Now
TLC5951TDA2120
2024.33 USD
3022.98 USD
6021.77 USD
9021.21 USD
Buy Now
TLC5951TDA3480
965.12 USD
1924.56 USD
Buy Now
TLC5951DAP149
94.25 USD
103.81 USD
1003.28 USD
Buy Now
TLC5951RHAT6000
2502.77 USD
5002.48 USD
10002.45 USD
Buy Now
TLC5951RHAT115
133.64 USD
253.39 USD
1002.99 USD
Buy Now

Available Distributors without stock: 3

AVNET-AMERICAS (0)

ProductStockPriceBuy
TLC5951DAP0
13.00 USD
102.93 USD
252.87 USD
502.80 USD
1002.62 USD
Buy Now
TLC5951DAPR0
20002.50 USD
40002.33 USD
80002.19 USD
120002.05 USD
200001.99 USD
Buy Now
TLC5951RHAR0
25002.58 USD
50002.41 USD
100002.26 USD
150002.12 USD
250002.06 USD
Buy Now
TLC5951RHAT0
2502.96 USD
5002.76 USD
10002.59 USD
15002.43 USD
25002.36 USD
Buy Now
TLC5951TDA20
125.05 USD
1024.46 USD
2523.89 USD
5023.35 USD
10021.87 USD
Buy Now
TLC5951TDA30
15.01 USD
104.89 USD
254.78 USD
504.67 USD
1004.37 USD
Buy Now

AVNET-EUROPE (0)

ProductStockPriceBuy
TLC5951DAP0Buy Now
TLC5951DAPR0Buy Now
TLC5951RHAR0Buy Now
TLC5951TDA20Buy Now
TLC5951TDA30Buy Now

NEWARK (0)

ProductStockPriceBuy
TLC5951DAPR0
11.75 USD
20001.75 USD
Buy Now

Available Distributors with stock: 6

Verical

ProductStockPriceBuy
TLC5951RHAT 115
02.99 $
Buy Now
TLC5951RHAR 2500
01.92 $
Buy Now
TLC5951DAP 149
03.28 $
Buy Now
TLC5951RHAT 6000
02.45 $
Buy Now
TLC5951TDA2 120
021.21 $
Buy Now
TLC5951TDA3 480
04.56 $
Buy Now

Farnell element14

ProductStockPriceBuy
TLC5951DAP 187
14.60 €
1003.05 €
14.60 €
103.28 €
1003.05 €
2502.89 €
5002.59 €
10002.04 €
Buy Now

Texas Instruments

ProductStockPriceBuy
TLC5951DAP 3060
10001.86 $
7502.21 $
5002.62 $
2503.11 $
1003.44 $
253.81 $
104.19 $
14.65 $
Buy Now
TLC5951RHAR 3045
10001.60 $
7501.90 $
5002.26 $
2502.67 $
1002.96 $
253.28 $
103.60 $
14.00 $
Buy Now

Rochester Electronics

ProductStockPriceBuy
TLC5951DAP 26723
13.48 $
253.23 $
1003.09 $
5002.97 $
10002.82 $
Buy Now
TLC5951DAPR 5665
12.90 $
252.69 $
1002.58 $
5002.48 $
10002.35 $
Buy Now

element14 Asia-Pacific

ProductStockPriceBuy
TLC5951DAP 37
15.74 $
105.15 $
254.80 $
504.54 $
1004.22 $
2504.00 $
5003.59 $
10002.70 $
Buy Now

Chip1Stop

ProductStockPriceBuy
TLC5951RHAR 2500
25001.92 $
Buy Now
TLC5951DAP 149
13.50 $
Buy Now

Available Distributors without stock: 3

Avnet

ProductStockPriceBuy
TLC5951DAP 0
13.00 $
1002.62 $
10002.39 $
13.00 $
102.93 $
252.87 $
502.80 $
1002.62 $
5002.46 $
10002.39 $
Buy Now
TLC5951DAP 0
402.89 €
1602.67 €
4002.31 €
402.89 €
802.78 €
1602.67 €
2402.48 €
4002.31 €
Buy Now
TLC5951TDA2 0
125.05 $
10021.87 $
100019.96 $
125.05 $
1024.46 $
2523.89 $
5023.35 $
10021.87 $
50020.54 $
100019.96 $
Buy Now
TLC5951TDA3 0
15.01 $
1004.37 $
10003.99 $
15.01 $
104.89 $
254.78 $
504.67 $
1004.37 $
5004.11 $
10003.99 $
Buy Now
TLC5951DAPR 0
20002.50 $
80002.19 $
200001.99 $
20002.50 $
40002.33 $
80002.19 $
120002.05 $
200001.99 $
Buy Now
TLC5951RHAT 0
2502.96 $
10002.59 $
25002.36 $
2502.96 $
5002.76 $
10002.59 $
15002.43 $
25002.36 $
Buy Now
TLC5951RHAR 0
25002.58 $
100002.26 $
250002.06 $
25002.58 $
50002.41 $
100002.26 $
150002.12 $
250002.06 $
Buy Now
TLC5951DAPR 0
20002.41 €
80002.23 €
200001.93 €
20002.41 €
40002.31 €
80002.23 €
120002.07 €
200001.93 €
Buy Now
TLC5951RHAR 0
12.71 €
1002.21 €
10001.99 €
12.71 €
102.49 €
252.39 €
502.30 €
1002.21 €
5002.13 €
10001.99 €
Buy Now
TLC5951TDA2 0
126.31 €
10021.44 €
100019.29 €
126.31 €
1024.12 €
2523.15 €
5022.26 €
10021.44 €
50020.67 €
100019.29 €
Buy Now
TLC5951TDA3 0
15.26 €
1004.29 €
10003.86 €
15.26 €
104.82 €
254.63 €
504.45 €
1004.29 €
5004.13 €
10003.86 €
Buy Now

Ameya Holding Limited

ProductStockPriceBuy
TLC5951DAP 0
TLC5951TDA2 0
TLC5951TDA3 0
TLC5951DAPR 0
TLC5951RHAT 0
TLC5951RHAR 0
TLC5951EVM-477 0

Newark element14

ProductStockPriceBuy
TLC5951DAPR 0
11.75 $
20001.75 $
Buy Now

List with equivalents & alternatives

The following DC/DC LED Boost driver are similar to TLC5951. Optional, compare TLC5951 side-by-side with other LED driver via the comparison function.

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Inductor suggestions

Below you can find matching inductors from Wuerth Elektronik calculated on the maximum parameters of TLC5951.

V-IN min. 3 V, V-OUT max. 15 V, current limit typ. 2 A, Frequency typ. 1 kHz
Order Code Spec L (µH) IR (A) ISAT (A) RDC (mΩ) L x W x H (mm)
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