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LM46001 Datasheet(PDF) 12 Page - Texas Instruments

Part # LM46001
Description  LM46001 3.5-V to 60-V, 1-A Synchronous Step-Down Voltage Converter
PDF  56 Pages
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Manufacturer  TI2 [Texas Instruments]
Direct Link  https://www.ti.com
Logo TI2 - Texas Instruments

LM46001 Datasheet(HTML) 12 Page - Texas Instruments

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75%
80%
85%
90%
95%
100%
105%
110%
115%
120%
-50
0
50
100
150
Temperature (
ƒC)
OVP Trip Level
OVP Recover Level
UVP Recover Level
UVP Trip Level
C001
0.990
0.995
1.000
1.005
1.010
1.015
1.020
1.025
1.030
-50
0
50
100
150
Temperature (
ƒC)
VIN = 12V
VIN = 24V
C001
0
0.5
1
1.5
2
2.5
-50
0
50
100
150
Temperature (
ƒC)
EN-VOUT Rising TH
EN-VOUT Falling TH
EN-VCC Rising TH
EN-VCC Falling TH
C001
0
0.2
0.4
0.6
0.8
1
1.2
1.4
-50
0
50
100
150
Temperature (
ƒC)
VEN = 3.3V
C001
0
100
200
300
400
500
600
700
800
-50
0
50
100
150
Temperature (
ƒC)
HS
LS
C001
0
0.5
1
1.5
2
2.5
3
3.5
4
-50
0
50
100
150
Temperature (
ƒC)
VIN = 12V
VIN = 24V
C001
12
LM46001
SNVSA46B – JUNE 2014 – REVISED JANUARY 2018
www.ti.com
Product Folder Links: LM46001
Submit Documentation Feedback
Copyright © 2014–2018, Texas Instruments Incorporated
Typical Characteristics (continued)
Unless otherwise specified, VIN = 24 V, VOUT = 3.3 V, FS = 500 kHz, L = 18 µH, COUT = 100 µF, CFF = 33 pF. See Application
Curves for bill of materials (BOM) for other VOUT and FS combinations.
Figure 25. High-Side and Low-side On Resistance vs
Junction Temperature
Figure 26. Shutdown Current vs Junction Temperature
Figure 27. Enable Threshold vs Junction Temperature
Figure 28. Enable Leakage Current vs
Junction Temperature
Figure 29. PGOOD Threshold vs Junction Temperature
Figure 30. Feedback Voltage vs Junction Temperature



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