SC189
The SC189 is a high efficiency, synchronous step-down regulator providing up to 1.5A output current in either an ultra-small 2mm x 2mm, low profile package or a low cost SOT23-5 package.
Features
- VIN Range: 2.9-5.5V
- VOUT Options: 1.0 - 3.3V
- Up to 1.5A Output Current
- Ultra-Small Footprint, <1mm Height Solution
- 2.5MHz Switching Frequency
- Efficiency Up to 93%
- Low Output Noise Across Load Range
- Excellent Transient Response
- Start Up into Pre-Bias Output
- 100% Duty-Cycle Low Dropout Operation
- <1μA Shutdown Current
- Internal Soft Start
- Input Under-Voltage Lockout
- Output Over-Voltage, Current Limit Protection
- Over-Temperature Protection
- Available in SOT23-5 package and 2mm x 2mm x 0.6mm thermally enhanced MLPD-UT6 package
- -40 to +85°C Temperature Range
- Fully WEEE and RoHS Compliant
- Bluetooth Radios
- DSC and PMPs
- GPS Devices
- xDSL Systems
- POL Regulators
- Portable HDD
- Wireless LAN
Applications
Packaging
- MLPD-UT6
- SOT23-5
Order Codes
- SC189xULTRT: (MLPD-UT6 package), Lead-Free, WEEE and RoHS Compliant, 3,000 pcs, Tape and Reel Only
- SC189xSKTRT: (SOT23-5 package), Lead-Free, WEEE and RoHS Compliant, 3,000 pcs, Tape and Reel Only
- SC189xEVB: SC189x Evaluation Board for MLPD-UT6 - Standard Size
- SC189xEVB-1: SC189x Evaluation Board for MLPD-UT6 - Small Size
- SC189xEVB-2: SC189x Evaluation Board for SOT23-5 - Standard Size
- SC189xEVB-3: SC189x Evaluation Board for SOT23-5 - Small Size
Pb(Lead)-Free/RoHS-Green Info
Base Part Number (1)
SC189A
Part Description
2.5MHz, 1.5A SYNCHRONOUS STEP DOWN REGULATOR
# of leads
5
Package Type
SOT-23
Pb-Free (2)
YES
Reflow Temp °C (3)
260
Lead or Ball Finish
MATTE Sn
MSL Rating
1
REACH SVH C(223) 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
mySemtech
Explore a wealth of downloadable resources and datasheets to assist with prototyping and production.
Looking for documentation?
Login or register for mySemtech to gain access to restricted product documentation and to add documents to your Watch List for update alerts
Distributor/Catalog Supplier Inventory
View product availability from participating distributors below. Browse all distributers here.
| Part # | Country | Qty | Buy | Distributor |
|---|
Resources
