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LM34919 Datasheet(PDF) 5 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.
Part # LM34919
Description  Ultra Small 40V, 600 mA Constant On-Time Buck Switching Regulator
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

LM34919 Datasheet(HTML) 5 Page - National Semiconductor (TI)

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Symbol
Parameter
Conditions
Min
Typ
Max
Units
Thermal Shutdown
T
SD
Thermal shutdown temperature
175
°C
Thermal shutdown hysteresis
20
°C
Thermal Resistance
θ
JA
Junction to Ambient
0 LFPM Air Flow
61
°C/W
Note 1: Absolute Maximum Ratings are limits beyond which damage to the device may occur. Operating Ratings are conditions under which operation of the
device is intended to be functional. For guaranteed specifications and test conditions, see the Electrical Characteristics.
Note 2: The human body model is a 100pF capacitor discharged through a 1.5k
Ω resistor into each pin.
Note 3: V
CC provides self bias for the internal gate drive and control circuits. Device thermal limitations limit external loading
Note 4: For detailed information on soldering micro SMD package, refer to the Application Note AN-1112.
Note 5: Typical specifications represent the most likely parametric norm at 25°C operation.
5
www.national.com


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