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LM5009AMM/NOPB Datasheet(PDF) 4 Page - Texas Instruments

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Part # LM5009AMM/NOPB
Description  100-V 150-mA Constant On-Time Buck Switching Regulator
PDF  24 Pages
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

LM5009AMM/NOPB Datasheet(HTML) 4 Page - Texas Instruments

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LM5009A
SNVS608G – JUNE 2009 – REVISED FEBRUARY 2013
www.ti.com
Electrical Characteristics (continued)
Specifications with standard typeface are for TJ = 25°C, and those with boldface type apply over full Operating Junction
Temperature range. VIN = 48V, unless otherwise stated
(1).
Symbol
Parameter
Test Conditions
Min
Typ
Max
Unit
Current Limit
Current Limit Threshold
0.24
0.3
0.36
A
Current Limit Response Time
Iswitch Overdrive = 0.1A, Time to Switch Off
350
ns
TOFF-1
OFF time generator
FB=0V, RCL = 100K
35
µs
TOFF-2
OFF time generator
FB=2.3V, RCL = 100K
2.56
µs
On Time Generator
TON - 1
Vin = 10V, Ron = 200K
2.15
2.77
3.5
µs
TON - 2
Vin = 95V, Ron = 200K
200
300
420
ns
Remote Shutdown Threshold
Rising
0.40
0.70
1.05
V
Remote Shutdown Hysteresis
35
mV
Minimum Off Time
Minimum Off Timer
FB = 0V
300
ns
Regulation and OV Comparators
FB Reference Threshold
Internal reference, Trip point for switch ON
2.445
2.5
2.550
V
FB Over-Voltage Threshold
Trip point for switch OFF
2.875
V
FB Bias Current
100
nA
Thermal Shutdown
Tsd
Thermal Shutdown Temperature
165
°C
Thermal Shutdown Hysteresis
25
°C
Thermal Resistance
θJA
Junction to Ambient
VSSOP Package
200
°C/W
WSON Package
40
°C/W
4
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Copyright © 2009–2013, Texas Instruments Incorporated
Product Folder Links: LM5009A



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