SC174
Not Recommended for New Designs
Not recommended for new designs.
The SC174 is an integrated, synchronous 4A EcoSpeed® step-down regulator, which incorporates Semtech’s advanced, patented adaptive on-time architecture to achieve best-in-class performance in dynamic point-of load applications.
For 3A EcoSpeed Synchronous Step-Down Regulator, see SC173 product page.
Features
- VIN: 3V to 5.5V
- VOUT: 0.75V to 95% x VIN
- IOUT: Up to 4A
- Low RDS(ON) Switches
- Up to 95% Peak Efficiency
- High Output Accuracy
- Small Ceramic Capacitors
- Power Good Pin (Open-Drain)
- Patented Adaptive On-Time Control:
- Excellent Transient Response
- Programmable Pseudo-fixed Frequency
- Fault Protection Features:
- Cycle-by-Cycle Current Limit
- Short Circuit Protection
- Over and Under Output Voltage Protection
- Over-Temperature
- Internal Soft start
- Ultrasonic Power Save
- Smart Power Save
- Ultra-Small Lead-Free 3x3mm, 10-Pin MLPD Package
- Fully WEEE and RoHS Compliant
- Networking Equipment, Embedded Systems
- Medical Equipment, Office Automation
- Instrumentation, Portable Systems
- Consumer Devices (DTV, Set-top Box, ... )
- 5V POL Converters
Applications
Packaging
- MLPD-10 3x3
Order Codes
- SC174MLTRT - 3000 pcs, Tape and Reel, Lead-free, WEEE compliant and Halogen free.
- SC174EVB: SC174 Evaluation Board
Pb(Lead)-Free/RoHS-Green Info
Base Part Number (1)
SC174M
Part Description
4A SYNCHRONOUS STEP-DOWN REGULATOR WITH OPTIONAL ULTRASONIC POWER SAVE
# of leads
10
Package Type
MLPD
Pb-Free (2)
YES
Reflow Temp °C (3)
260
Lead or Ball Finish
MATTE Sn
MSL Rating
1
REACH SVH C(233) EC1907/2006 (18)
YES Download Report
JIG 101 A & B (12)
YES
YES Download Report
RoHS 2/3 Amend 2015/863 (7)
YES Download Report
WEEE 2012/19/EU (19)
YES
China RoHS 2 GB/T 26572-2011
YES Download Report
Halogen Free / Low IEC 61249-2-21/JS709C (20)
YES Download Report
Proposition 65 (21)
YES Download Report
Packaging Material 94/62/EC (17)
YES Download Report
RoHS Compliant by Exception (8)
NO
Whisker Testing (10)
Thermal Cycling Whisker Test
(-40°C to +85°C / 4000 cycles)
(-40°C to +85°C / 4000 cycles)
YES
Ambient Temperature Storage, Whisker Test
(50°C, 4000 Hrs)
(50°C, 4000 Hrs)
YES
60°C/90%RH 4000 Hrs, Whisker Test
YES
Declarations and Reports
IPC-1752-2
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Distributor/Catalog Supplier Inventory
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