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LM67660 Datasheet(PDF) 49 Page - Texas Instruments

Part # LM67660
Description  LM65680, LM65660 and LM65640 65V, 8A/6A/4A, Synchronous Buck DC/DC Converter Family With Low-EMI ZEN 1 Switcher Technology Optimized for High Power Density
PDF  66 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

LM67660 Datasheet(HTML) 49 Page - Texas Instruments

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8.2.3 Application Curves
Unless otherwise specified, VIN = 48V, VOUT = 12V, IOUT = 8A, FSW = 400kHz, TA = 25°C, FPWM.
Load Current (A)
0
1
2
3
4
5
6
7
8
65
70
75
80
85
90
95
100
VIN = 24V
VIN = 36V
VIN = 48V
VIN = 60V
Figure 8-27. Efficiency vs IOUT
Load Current(mA)
0.05
1
10
100
1000
8000
8000
0
20
40
60
80
100
VIN=24V
VIN=36V
VIN=48V
Figure 8-28. Efficiency vs IOUT, AUTO
40µs/DIV
VOUT 0.5V/DIV
IOUT 2A/DIV
Figure 8-29. Load Transient Response, 0A to 8A
40µs/DIV
VOUT 0.5V/DIV
IOUT 2A/DIV
Figure 8-30. Load Transient Response, 4A to 8A
200µs/DIV
VOUT 500mV/DIV
IOUT 2A/DIV
AUTO mode
Figure 8-31. Load Transient Response, 0A to 8A
20ms/DIV
IOUT 2A/DIV
VOUT 2V/DIV
Figure 8-32. Hiccup Mode and Short Circuit
Recovery
www.ti.com
LM65680
SNVSCF2 – NOVEMBER 2025
Copyright © 2025 Texas Instruments Incorporated
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Product Folder Links: LM65680



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