LM5145 datasheet(12/70 Pages) TI

Part #	LM5145

Description	LM5148 80-V, Synchronous, Buck DC/DC Controller with Ultra-Low IQ and Dual Random Spread Spectrum

PDF	70 Pages

Scroll/Zoom	100%

Manufacturer	TI [Texas Instruments]

Direct Link	http://www.ti.com

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12 / 70 page

7.6 Typical Characteristics (continued)

VIN = 12 V, unless otherwise specified

Junction Temperature (

C)

-50

-25

100

125

150

100

150

200

250

Figure 7-13. VCC Current Limit vs Temperature

Junction Temperature (

C)

-50

-25

100

125

150

4.9

4.95

5.05

5.1

Figure 7-14. VDDA Regulation Voltage vs Temperature

Junction Temperature (

C)

-50

-25

100

125

150

3.05

3.1

3.15

3.2

3.25

3.3

Rising

Falling

Figure 7-15. VDDA UVLO Thresholds vs Temperature

Junction Temperature (

C)

-50

-25

100

125

150

4.1

4.2

4.3

4.4

4.5

4.6

Rising

Falling

Figure 7-16. VCCX On, Off Thresholds vs Temperature

Junction Temperature (

C)

-50

-25

100

125

150

Figure 7-17. Current Sense (CS) Threshold vs Temperature

Figure 7-18. Current Sense (CS) Amplifier Gain vs Temperature

LM5148

SNVSC01 – FEBRUARY 2023

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