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LTC2977 Datasheet(PDF) 18 Page - Analog Devices

Part # LTC2977
Description  30V to 58V Input, Dual 30A, Single 60A 關Module Regulator with Digital Power System Management
PDF  138 Pages
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Manufacturer  AD [Analog Devices]
Direct Link  http://www.analog.com
Logo AD - Analog Devices

LTC2977 Datasheet(HTML) 18 Page - Analog Devices

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LTM4664A
18
Rev. 0
For more information www.analog.com
TYPICAL PERFORMANCE CHARACTERISTICS
48V to 1V at 50A Shorted
48V to 1V, Second Stage (12V)
Shorted
48V
INPUT CURRENT
5A/DIV, 20µs/DIV
CURRENT ACROSS RSENSE
5A/DIV, 20µs/DIV
SW1
20V/DIV, 20µs/DIV
SW2
20V/DIV, 20µs/DIV
FAULTS1
5V/DIV, 20µs/DIV
FIRST STAGE VOUT1
20V/DIV, 20µs/DIV
SW3
10V/DIV, 20µs/DIV
SW4
10V/DIV, 20µs/DIV
SECOND STAGE VOUT2
10V/DIV, 20µs/DIV
FAULTS2
2V/DIV, 20µs/DIV
SWITCH VOUTC0
10V/DIV, 20µs/DIV
SWITCH VOUT1
10V/DIV, 20µs/DIV
FINAL STAGE VOUTC0 AND VOUTC1
0.5V/DIV, 20µs/DIV
PGOOD_C0
2V/DIV, 20µs/DIV
4664A G19
48V TO 1V AT 50A VOUT2 STAGE 12V
OUTPUT SHORTED
SWITCH VOUTC0
10V/DIV, 20µs/DIV
SWITCH VOUTC1
10V/DIV, 20µs/DIV
FINAL STAGE VOUT
0.5V/DIV, 20µs/DIV
PGOOD_C0
2V/DIV, 20µs/DIV
SW3
10V/DIV, 20µS/DIV
SW4
10V/DIV, 20µs/DIV
SECOND STAGE VOUT2
10V/DIV, 20µs/DIV
4664A G20
48V TO 1V AT 50A SHORTED LAST STAGE 1V
OUTPUT VOUTC0 AND VOUTC1 IN PARALLEL
READ_IOUT CHANNEL READBACK (A)
0
3
2
1
4
25.4 26.0 25.2 25.2 25.7 25.8 25.9 25.5
4664A G21
READ_IOUT CHANNEL READBACK (A)
0
3
2
1
4
25.2
25.7
24.9
24.9
25.3
25.5
4664A G22
READ_IOUT CHANNEL READBACK (A)
0
3
2
1
4
24.4 25.0 24.2 24.6 24.7 24.9 24.3 24.3
4664A G23
READ_IOUT of 16 LTM4664A
Channels 12VIN, 1VOUT, TJ = –40°C,
IOUTn = 25A, System Having
Reached Thermally Steady-State
Condition, No Airflow
READ_IOUT of 16 LTM4664A
Channels 12VIN, 1VOUT, TJ = 25°C,
IOUTn = 25A, System Having
Reached Thermally Steady-State
Condition, No Airflow
READ_IOUT of 16 LTM4664A
Channels 12VIN, 1VOUT, TJ = 125°C,
IOUTn = 25A, System Having
Reached Thermally Steady-State
Condition, No Airflow



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