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LM2592HVSX-3.3 数据表(PDF) 5 Page - Texas Instruments

部件名 LM2592HVSX-3.3
功能描述  SIMPLE SWITCHER Power Converter 150-kHz 2-A Step-Down Voltage Regulator
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制造商  TI1 [Texas Instruments]
网页  http://www.ti.com
标志 TI1 - Texas Instruments

LM2592HVSX-3.3 数据表(HTML) 5 Page - Texas Instruments

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LM2592HV
www.ti.com
SNVS075E – MAY 2001 – REVISED MAY 2016
Product Folder Links: LM2592HV
Submit Documentation Feedback
Copyright © 2001–2016, Texas Instruments Incorporated
(1)
All limits ensured at room temperature (TJ = 25°C) unless otherwise specified. All room temperature limits are 100% production tested.
All limits at temperature extremes are ensured via correlation using standard Statistical Quality Control (SQC) methods. All limits are
used to calculate Average Outgoing Quality Level (AOQL).
(2)
Typical numbers are at 25°C and represent the most likely norm.
(3)
External components such as the catch diode, inductor, input and output capacitors can affect switching regulator system performance.
When the LM2592HV is used as shown in the Test Circuits, system performance will be as shown in system parameters section of
Electrical Characteristics.
7.5 Electrical Characteristics LM2592HV-3.3
Specifications are for TJ = 25°C unless otherwise specified.
PARAMETER
TEST CONDITIONS
MIN(1)
TYP(2)
MAX(1)
UNIT
SYSTEM PARAMETERS – See Test Circuits(3)
VOUT
Output voltage
4.75 V
≤ VIN ≤ 60 V,
0.2 A
≤ ILOAD ≤ 2 A
3.168
3.3
3.432
V
over the full operating temperature
range
3.135
3.465
η
Efficiency
VIN = 12 V, ILOAD = 2 A
76%
(1)
All limits ensured at room temperature (TJ = 25°C) unless otherwise specified. All room temperature limits are 100% production tested.
All limits at temperature extremes are ensured via correlation using standard Statistical Quality Control (SQC) methods. All limits are
used to calculate Average Outgoing Quality Level (AOQL).
(2)
Typical numbers are at 25°C and represent the most likely norm.
(3)
External components such as the catch diode, inductor, input and output capacitors can affect switching regulator system performance.
When the LM2592HV is used as shown in the Test Circuits, system performance will be as shown in system parameters section of
Electrical Characteristics.
7.6 Electrical Characteristics LM2592HV-5.0
Specifications are for TJ = 25°C unless otherwise specified.
PARAMETER
TEST CONDITIONS
MIN(1)
TYP(2)
MAX(1)
UNIT
SYSTEM PARAMETERS – See Test Circuits (3)
VOUT
Output voltage
7 V
≤ VIN ≤ 60 V,
0.2 A
≤ ILOAD ≤ 2 A
4.8
5
5.2
V
over the full operating
temperature range
4.75
5.25
η
Efficiency
VIN = 12 V, ILOAD = 2 A
81%
(1)
All limits ensured at room temperature (TJ = 25°C) unless otherwise specified. All room temperature limits are 100% production tested.
All limits at temperature extremes are ensured via correlation using standard Statistical Quality Control (SQC) methods. All limits are
used to calculate Average Outgoing Quality Level (AOQL).
(2)
Typical numbers are at 25°C and represent the most likely norm.
(3)
External components such as the catch diode, inductor, input and output capacitors can affect switching regulator system performance.
When the LM2592HV is used as shown in the Test Circuits, system performance will be as shown in system parameters section of
Electrical Characteristics.
7.7 Electrical Characteristics LM2592HV-ADJ
Specifications are for TJ = 25°C unless otherwise specified.
PARAMETER
TEST CONDITIONS
MIN(1)
TYP(2)
MAX(1)
UNIT
SYSTEM PARAMETERS – See Test Circuits(3)
VFB
Feedback
voltage
4.5 V
≤ VIN ≤ 60 V,
0.2 A
≤ ILOAD ≤ 2 A
VOUT programmed for 3 V.
Circuit of Test Circuits
1.193
1.23
1.267
V
over the full operating temperature
range
1.18
1.28
η
Efficiency
VIN = 12 V, VOUT = 3 V, ILOAD = 2 A
75%


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