Datasheet LTM4633 (Analog Devices) - 5
| Manufacturer | Analog Devices |
| Description | Triple 10A Step-Down DC/DC µModule Regulator |
| Pages / Page | 32 / 5 — Typical perForMance characTerisTics. 5V Input Efficiency. 8V Input … |
| File Format / Size | PDF / 526 Kb |
| Document Language | English |
Typical perForMance characTerisTics. 5V Input Efficiency. 8V Input Efficiency. 12V Input Efficiency. Light Load Efficiency
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Text Version of Document
LTM4633
Typical perForMance characTerisTics 5V Input Efficiency 8V Input Efficiency 12V Input Efficiency
98 98 98 96 96 96 94 94 94 92 92 92 90 90 90 88 88 86 86 EFFICIENCY (%) 88 EFFICIENCY (%) EFFICIENCY (%) 84 84 86 82 82 84 80 80 82 78 78 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 6 7 8 9 10 LOAD CURRENT (A) 4633 G01 LOAD CURRENT (A) 4633 G02 LOAD CURRENT (A) 4633 G03 5VIN TO 3.3V (700kHz) 5VIN TO 1.5V (700kHz) 8VIN TO 5V (700kHz) 8VIN TO 1.5V (700kHz) 12VIN TO 5V (700kHz) 12VIN TO 1.5V (700kHz) 5VIN TO 2.5V (700kHz) 5VIN TO 1.2V (700kHz) 8VIN TO 3.3V (700kHz) 8VIN TO 1.2V (700kHz) 12VIN TO 3.3V (700kHz) 12VIN TO 1.2V (700kHz) 5VIN TO 1.8V (700kHz) 5VIN TO 1V (700kHz) 8VIN TO 2.5V (700kHz) 8VIN TO 1V (700kHz) 12VIN TO 2.5V (700kHz) 12VIN TO 1V (700kHz) 8VIN TO 1.8V (700kHz) 12VIN TO 1.8V (700kHz)
Light Load Efficiency 12V to 1V Load Step Response 12V to 1.2V Load Step Response
90 80 VOUT VOUT 50mV/DIV 50mV/DIV 70 60 50 IOUT IOUT 2A/DIV 2A/DIV 40 EFFICIENCY (%) 30 40µs/DIV 4633 G04 40µs/DIV 4633 G05 20 12V TO 1.5V CONT MODE CFF = 220pF, 0A TO 5A LOAD STEP AT 5A/µs CFF = 220pF, 0A TO 5A LOAD STEP AT 5A/µs 12V TO 1.5V PULSE SKIP COUT = 2 × 100µF CERAMIC, 1 × 470µF POSCAP COUT = 2 × 100µF CERAMIC, 1 × 470µF POSCAP 10 12V TO 1.5V Burst Mode OPERATION 0 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 LOAD CURRENT (A) 4633 G17
12V to 1.5V Load Step Response 12V to 1.8V Load Step Response 12V to 2.5V Load Step Response
VOUT VOUT VOUT 50mV/DIV 50mV/DIV 100mV/DIV IOUT IOUT I 2A/DIV 2A/DIV OUT 2A/DIV 40µs/DIV 4633 G06 40µs/DIV 4633 G07 50µs/DIV 4633 G08 CFF = 220pF, 0A TO 5A LOAD STEP AT 5A/µs CFF = 220pF, 0A TO 5A LOAD STEP AT 5A/µs CFF = 100pF, 0A TO 5A LOAD STEP AT 5A/µs COUT = 2 × 100µF CERAMIC, 1 × 470µF POSCAP COUT = 2 × 100µF CERAMIC, 1 × 470µF POSCAP COUT = 2 × 100µF CERAMIC 4633f For more information www.linear.com/LTM4633 5 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Related Parts
Typical perForMance characTerisTics 5V Input Efficiency 8V Input Efficiency 12V Input Efficiency
98 98 98 96 96 96 94 94 94 92 92 92 90 90 90 88 88 86 86 EFFICIENCY (%) 88 EFFICIENCY (%) EFFICIENCY (%) 84 84 86 82 82 84 80 80 82 78 78 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 6 7 8 9 10 0 1 2 3 4 5 6 7 8 9 10 LOAD CURRENT (A) 4633 G01 LOAD CURRENT (A) 4633 G02 LOAD CURRENT (A) 4633 G03 5VIN TO 3.3V (700kHz) 5VIN TO 1.5V (700kHz) 8VIN TO 5V (700kHz) 8VIN TO 1.5V (700kHz) 12VIN TO 5V (700kHz) 12VIN TO 1.5V (700kHz) 5VIN TO 2.5V (700kHz) 5VIN TO 1.2V (700kHz) 8VIN TO 3.3V (700kHz) 8VIN TO 1.2V (700kHz) 12VIN TO 3.3V (700kHz) 12VIN TO 1.2V (700kHz) 5VIN TO 1.8V (700kHz) 5VIN TO 1V (700kHz) 8VIN TO 2.5V (700kHz) 8VIN TO 1V (700kHz) 12VIN TO 2.5V (700kHz) 12VIN TO 1V (700kHz) 8VIN TO 1.8V (700kHz) 12VIN TO 1.8V (700kHz)
Light Load Efficiency 12V to 1V Load Step Response 12V to 1.2V Load Step Response
90 80 VOUT VOUT 50mV/DIV 50mV/DIV 70 60 50 IOUT IOUT 2A/DIV 2A/DIV 40 EFFICIENCY (%) 30 40µs/DIV 4633 G04 40µs/DIV 4633 G05 20 12V TO 1.5V CONT MODE CFF = 220pF, 0A TO 5A LOAD STEP AT 5A/µs CFF = 220pF, 0A TO 5A LOAD STEP AT 5A/µs 12V TO 1.5V PULSE SKIP COUT = 2 × 100µF CERAMIC, 1 × 470µF POSCAP COUT = 2 × 100µF CERAMIC, 1 × 470µF POSCAP 10 12V TO 1.5V Burst Mode OPERATION 0 0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 LOAD CURRENT (A) 4633 G17
12V to 1.5V Load Step Response 12V to 1.8V Load Step Response 12V to 2.5V Load Step Response
VOUT VOUT VOUT 50mV/DIV 50mV/DIV 100mV/DIV IOUT IOUT I 2A/DIV 2A/DIV OUT 2A/DIV 40µs/DIV 4633 G06 40µs/DIV 4633 G07 50µs/DIV 4633 G08 CFF = 220pF, 0A TO 5A LOAD STEP AT 5A/µs CFF = 220pF, 0A TO 5A LOAD STEP AT 5A/µs CFF = 100pF, 0A TO 5A LOAD STEP AT 5A/µs COUT = 2 × 100µF CERAMIC, 1 × 470µF POSCAP COUT = 2 × 100µF CERAMIC, 1 × 470µF POSCAP COUT = 2 × 100µF CERAMIC 4633f For more information www.linear.com/LTM4633 5 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Operation Applications Information Typical Applications Related Parts
