TLC5955 LED Boost Driver overview

Description

Manufacturer
 
Category
Sub-Category

TLC5955 is a 48 channel, 5.5 V, 0.03 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-56 HTSSOP-56 .

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 48
V-IN min. 3.0 V
V-IN max. 5.5 V
V-OUT max. 10.0 V
Nr.of LED per string typ. 1
I-OUT/string? 0.03 A
current limit typ. 1.90 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. 29000 uA
Operating min. -40 °C
Operating max. 85 °C
Junction min. -40 °C
Junction max. 125 °C
thermal shutdown typ.
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 48
Nr.of package options 2
CSP
SC70
SOT
MSOP
QFN/DFN QFN-56
SO/SOIC
SOP HTSSOP-56
DIP

TLC5955 Datasheet

Link to the most up-to-date TLC5955 datasheet and the product page for EVM, tools and support information.

TLC5955

TLC5955 inventory, samples and price

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Available Distributors with stock: 11

ARROW-NAC (4)

ProductStockPriceBuy
TLC5955RTQT448
15.65 USD
105.11 USD
254.72 USD
1004.23 USD
Buy Now
TLC5955DCA67
15.99 USD
105.39 USD
1004.67 USD
5004.26 USD
10003.75 USD
Buy Now
TLC5955RTQR2000
15.54 USD
104.99 USD
254.95 USD
1004.11 USD
2503.70 USD
5003.48 USD
10003.39 USD
Buy Now
TLC5955DCAR1999
15.42 USD
104.89 USD
254.40 USD
1004.02 USD
2503.62 USD
5003.41 USD
10003.14 USD
Buy Now

AVNET-AMERICAS (1)

ProductStockPriceBuy
TLC5955DCA0
1054.47 USD
1754.41 USD
2804.23 USD
5253.82 USD
10503.60 USD
Buy Now
TLC5955DCAR0
20003.48 USD
40003.31 USD
80003.20 USD
120003.10 USD
200003.01 USD
Buy Now
TLC5955RTQR10000
20003.19 USD
40003.12 USD
80003.05 USD
120002.98 USD
200002.92 USD
Buy Now
TLC5955RTQT0
2504.08 USD
5003.88 USD
10003.75 USD
15003.63 USD
25003.53 USD
Buy Now

AVNET-EUROPE (3)

ProductStockPriceBuy
TLC5955DCA15Buy Now
TLC5955DCAR2000Buy Now
TLC5955RTQR2000Buy Now
TLC5955RTQT0Buy Now

Chip-One-Stop (6)

ProductStockPriceBuy
TLC5955DCA4375
16.12 USD
104.83 USD
254.61 USD
504.23 USD
1003.91 USD
2003.75 USD
Buy Now
TLC5955DCA68
14.58 USD
103.86 USD
Buy Now
TLC5955DCAR10001
20002.70 USD
Buy Now
TLC5955DCAR2000
15.01 USD
104.82 USD
503.45 USD
1003.41 USD
2003.15 USD
5002.89 USD
Buy Now
TLC5955RTQT7750
2503.59 USD
5003.34 USD
Buy Now
TLC5955RTQT500
15.87 USD
104.64 USD
254.42 USD
504.05 USD
1003.75 USD
2003.59 USD
Buy Now

DIGI-KEY (6)

ProductStockPriceBuy
TLC5955RTQR2000
20002.93 USD
Buy Now
TLC5955RTQR4296
16.02 USD
105.41 USD
1004.43 USD
5003.77 USD
10003.18 USD
Buy Now
TLC5955RTQR4296
16.02 USD
105.41 USD
1004.43 USD
5003.77 USD
10003.18 USD
Buy Now
TLC5955DCA162
16.17 USD
105.57 USD
1004.61 USD
5004.02 USD
10003.50 USD
Buy Now
TLC5955DCAR0
20002.70 USD
Buy Now
TLC5955DCAR3372
15.90 USD
105.30 USD
1004.34 USD
5003.69 USD
10003.11 USD
Buy Now
TLC5955DCAR3372
15.90 USD
105.30 USD
1004.34 USD
5003.69 USD
10003.11 USD
Buy Now
TLC5955RTQT0
2504.30 USD
Buy Now

Element14 (1)

ProductStockPriceBuy
TLC5955DCA116
19.99 USD
109.01 USD
258.60 USD
1007.46 USD
2507.12 USD
5006.49 USD
10005.25 USD
Buy Now

FARNELL-ELEMENT14 (4)

ProductStockPriceBuy
TLC5955DCA116Buy Now
TLC5955DCA116Buy Now
TLC5955DCA116Buy Now
TLC5955DCA116Buy Now

Mouser-Electronics (3)

ProductStockPriceBuy
TLC5955DCAR3403
15.73 USD
105.15 USD
254.95 USD
1004.22 USD
2504.00 USD
5003.58 USD
10002.81 USD
Buy Now
TLC5955DCA337
16.18 USD
105.59 USD
255.32 USD
1004.63 USD
2504.41 USD
5004.02 USD
10003.38 USD
Buy Now
TLC5955RTQT224
16.04 USD
105.44 USD
255.20 USD
1004.51 USD
2504.30 USD
5003.93 USD
10003.29 USD
Buy Now
TLC5955RTQRNone
15.86 USD
105.25 USD
255.05 USD
1004.31 USD
2504.08 USD
5003.67 USD
10002.87 USD
Buy Now

NEWARK (1)

ProductStockPriceBuy
TLC5955DCA116
16.17 USD
105.58 USD
255.32 USD
1004.62 USD
2504.41 USD
5004.02 USD
10003.24 USD
Buy Now
TLC5955DCAR0
12.70 USD
20002.70 USD
Buy Now
TLC5955RTQR0
15.94 USD
105.25 USD
254.90 USD
504.63 USD
1004.30 USD
2504.08 USD
5003.66 USD
10002.76 USD
Buy Now

Texas Instruments (2)

ProductStockPriceBuy
TLC5955DCAR1949Buy Now
TLC5955RTQR1027Buy Now

VERICAL (6)

ProductStockPriceBuy
TLC5955RTQT10000
2503.92 USD
5003.78 USD
Buy Now
TLC5955RTQT448
95.65 USD
105.11 USD
254.72 USD
1004.23 USD
Buy Now
TLC5955DCA2765
1054.25 USD
5003.90 USD
Buy Now
TLC5955DCA67
65.98 USD
105.38 USD
Buy Now
TLC5955RTQR2000
104.99 USD
254.95 USD
1004.11 USD
2503.70 USD
5003.48 USD
10003.37 USD
Buy Now
TLC5955DCAR1999
104.89 USD
254.40 USD
1004.02 USD
2503.62 USD
5003.41 USD
Buy Now

Available Distributors without stock: 1

AVNET-ASIA (0)

ProductStockPriceBuy
TLC5955RTQR0
20003.50 USD
40003.36 USD
80003.22 USD
120003.14 USD
200003.06 USD
Buy Now
TLC5955RTQT0
2504.01 USD
5003.85 USD
10003.70 USD
15003.60 USD
25003.51 USD
Buy Now

Available Distributors with stock: 0

no online Distributor with TLC5955 stock available

List with equivalents & alternatives

The following DC/DC LED Boost driver are similar to TLC5955. Optional, compare TLC5955 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 TLC5955.

V-IN min. 3 V, V-OUT max. 10 V, current limit typ. 1.9 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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