16 eTSSOP
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

IS31LT3957A-ZLS4-TR

DigiKey Part Number
2521-IS31LT3957A-ZLS4-TR-ND - Tape & Reel (TR)
2521-IS31LT3957A-ZLS4-CT-ND - Cut Tape (CT)
2521-IS31LT3957A-ZLS4-DKR-ND - Digi-Reel®
Manufacturer
Lumissil Microsystems
Manufacturer Product Number
IS31LT3957A-ZLS4-TR
Description
IC LED DRIVER CTRLR PWM 16ETSSOP
Manufacturer Standard Lead Time
12 Weeks
Customer Reference
Detailed Description
LED Driver IC 1 Output DC DC Controller SEPIC, Step-Down (Buck), Step-Up (Boost) PWM Dimming 16-eTSSOP
Datasheet
 Datasheet
Product Attributes
Type
Description
Select All
Category
Manufacturer
Lumissil Microsystems
Series
-
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Part Status
Active
Type
DC DC Controller
Topology
SEPIC, Step-Down (Buck), Step-Up (Boost)
Internal Switch(s)
No
Number of Outputs
1
Voltage - Supply (Min)
5V
Voltage - Supply (Max)
75V
Voltage - Output
-
Current - Output / Channel
-
Frequency
100kHz ~ 1MHz
Dimming
PWM
Applications
General Purpose
Operating Temperature
-40°C ~ 125°C (TA)
Mounting Type
Surface Mount
Package / Case
16-TSSOP (0.173", 4.40mm Width) Exposed Pad
Supplier Device Package
16-eTSSOP
Base Product Number
IS31LT3957
Product Questions and Answers

See what engineers are asking, ask your own questions, or help out a member of the DigiKey engineering community

In-Stock: 3,146
Check for Additional Incoming Stock
Quantity
All prices are in CHF
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1Fr.1.36000Fr.1.36
10Fr.0.99400Fr.9.94
25Fr.0.90400Fr.22.60
100Fr.0.80450Fr.80.45
250Fr.0.75700Fr.189.25
500Fr.0.72836Fr.364.18
1,000Fr.0.70482Fr.704.82
* All Digi-Reel orders will add a Fr.7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
2,500Fr.0.67996Fr.1,699.90
5,000Fr.0.66498Fr.3,324.90
7,500Fr.0.65747Fr.4,931.02
Manufacturers Standard Package
Unit Price without VAT:Fr.1.36000
Unit Price with VAT:Fr.1.47016