1. SIMPLE SWITCHER ® Power Modules

2. 2 Target Customers Products What is Simple Switcher ® Power Modules? Design Novice Design Generalist Simple Switcher Power Module Simple Switcher Simple Switcher Controller

3. More Integration Synchronous (Internal-FET) Regulators Design requirements –Choose right inductor –Select the switching frequency Layout requirements –Optimize the switch node –Place the inductor Synchronous (Internal-FET+Inductor) Regulators Maximum Ease Of Use !

4. 4 Simple Switcher® Power Modules (1 st Generation) LMZ14201/02/03 LMZ13606/08/10 LMZ10503/04/05 1.0 3.0 5.0 10 20 Vin(V) 24V Rail 42V 12V Rail 36V 2.95V 6V 5.5V 5V Rail Iout(A)

5. National’s Value Advantage Heat dissipation –Does not require air-flow –Excels in thermal performance Ease-of-Use packaging –One solid exposed pad on the bottom with standard IC leads –Easy prototyping and manufacturing Low EMI – with shielded inductor Competitors 10.16 mm 9.85 mm 4.57 mm National Semiconductor National (LMZ10504)Competitor ≈42 o C case≈46 o C case Operating Conditions: V IN =5.0V, V OUT =1.8V, I OUT = 4A

6. Proprietary Packaging Technology Ease-of-Use package technology –Patent pending custom lead frame design with single external exposed pad –Excellent thermal dissipation –Easy for designer to layout –Ease of manufacturing / standard pick- and-place machine can be used 10.16 mm 3.92 mm 4.57 mm 9.85 mm National Semiconductor Competitor packages difficult to layout and manufacture

7. LMZ10503/04/05 5.5Vin, 3A, 4A, 5A Simple Switcher® Power Module Features 2.95V – 5.5V Wide Input Voltage Range Adjustable 0.8V-5V output Load currents up to 4A –LMZ10503 – 3A –LMZ10504 – 4A –LMZ10505 – 5A Peak efficiency of 96% ±2% maximum output tolerance over full line and load condition External Soft-Start Enable pin Pre-biased load capability Integrated protection features: current limit, OVP, UVLO, and thermal shutdown TO263-7 “like” package –Single-Exposed PAD –Excellent thermal performance -40ºC to 125ºC operating junction temperature range Applications Point-of-Load Conversion from the 3.3V and 5V rail Powering Digital ICs such as FPGAs, ASICs, DSPs 10.16 mm 4.57 mm 9.85 mm Ease-of-Use: Pin-out and footprint the same for all currents in family Sampling – End June

8. LMZ14201/02/03 42Vin, 1A, 2A, 3A, Simple Switcher® Power Module Features 6V – 42V Wide Input Voltage Range Adjustable 0.8V-12V output Load currents up to 3A –LMZ14201 – 1A –LMZ14202 – 2A –LMZ14203 – 3A Peak efficiency of 92% ±2% maximum output tolerance over full line and load condition Enable pin External soft-start Integrated protection features: current limit, OVP, UVLO, and thermal shutdown TO263-7 “like” packages –Single-Exposed PAD –Excellent thermal performance -40ºC to 125ºC operating junction temperature range Applications Conversions from Standard 24V, 12V Input Rails Loosely regulated distribution bus systems 10.5 mm 9 mm 4.57 mm Ease-of-Use: Pin-Out and Footprint the same for all currents in family Sampling – End July

9. LMZ13606/08/10 36Vin, 6A, 8A, 10A, Simple Switcher® Power Module Features 6V – 36V Wide Input Voltage Range Adjustable 0.6V-5V output Load currents up to 10A –LMZ13606 – 6A –LMZ13608 – 8A –LMZ13610 – 10A Peak efficiency of 94% ±3% maximum output tolerance over full line and load condition Enable pin Internal soft-start Integrated protection features: current limit, OVP, UVLO, and thermal shutdown 9-pin leaded package w/ exposed thermal pad –Single-Exposed PAD –Excellent thermal performance -40ºC to 125ºC operating junction temperature range Applications Conversions from Standard 24V, 12V Input Rails Loosely regulated distribution bus systems 20 mm 5 mm Ease-of-Use: Pin-Out and Footprint the same for all currents in family Sampling – End July

10. 10