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LM2592HVS-3.3 데이터시트(PDF) 6 Page - Texas Instruments

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부품명 LM2592HVS-3.3
상세설명  SIMPLE SWITCHER Power Converter 150-kHz 2-A Step-Down Voltage Regulator
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제조업체  TI1 [Texas Instruments]
홈페이지  http://www.ti.com
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LM2592HVS-3.3 데이터시트(HTML) 6 Page - Texas Instruments

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LM2592HV
SNVS075E – MAY 2001 – REVISED MAY 2016
www.ti.com
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)
The switching frequency is reduced when the second stage current limit is activated. The amount of reduction is determined by the
severity of current overload.
(4)
No diode, inductor or capacitor connected to output pin.
(5)
Feedback pin removed from output and connected to 0 V to force the output transistor switch ON.
(6)
Feedback pin removed from output and connected to 12 V for the 3.3-V, 5-V, and the ADJ. version to force the output transistor switch
OFF.
(7)
VIN = 60 V.
7.8 Electrical Characteristics All Output Voltage Versions
Specifications are for TJ = 25°C, VIN = 12V for the 3.3-V, 5-V, and adjustable version, and ILOAD = 500 mA unless otherwise
specified.
PARAMETER
TEST CONDITIONS
MIN(1)
TYP(2)
MAX(1)
UNIT
DEVICE PARAMETERS
Ib
Feedback bias current
Adjustable Version Only,
VFB = 1.3 V
10
50
nA
over the full operating temperature
range
100
fO
Oscillator frequency
See(3)
127
150
173
kHz
over the full operating temperature
range
110
173
VSAT
Saturation voltage
IOUT = 2 A
(4) (5)
1.1
1.3
V
over the full operating temperature
range
1.4
DC
Max duty cycle (ON)
See(5)(6)
100%
Min duty cycle (OFF)
0%
ICLIM
Switch current limit
Peak Current(4)(5)
2.4
3
3.7
A
over the full operating temperature
range
2.3
4
IL
Output leakage current
Output = 0 V
5
50
μA
Output =
−1 V(4)(6)(7)
5
30
mA
IQ
Operating quiescent
current
SD/SS Pin Open(6)
5
10
mA
ISTBY
Standby quiescent
current
SD/SS pin = 0 V(7)
90
200
μA
over the full operating temperature
range
250
ON/OFF CONTROL – See Test Circuits
VIH
VIL
ON /OFF pin logic input
threshold voltage
Low (Regulator ON)
High (Regulator OFF)
1.3
V
over the full operating temperature
range
2
0.6
IH
ON /OFF pin input
current
VLOGIC = 2.5 V (Regulator OFF)
5
15
μA
IL
VLOGIC = 0.5 V (Regulator ON)
0.02
5
μA


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