The TPS54040 device is a 42-V 0

TPS54040-Q1

Manufacturer Part NumberTPS54040-Q1
DescriptionThe TPS54040 device is a 42-V 0
ManufacturerTexas Instruments
TPS54040-Q1 datasheet
 


Specifications of TPS54040-Q1

Iout(max)(a)0.5Vin(min)(v)3.5
Vin(max)(v)42Vout(min)(v)0.8
Vout(max)(v)39Iq(typ)(ma)0.116
Switching Frequency(max)(khz)2500Switch Current Limit(typ)(a)0.6
TopologyBuck,Inverting Buck-BoostOperating Temperature Range(c)-40 to 125
Pin/package10MSOP-PowerPAD, 10SONDuty Cycle(max)(%)95
Regulated Outputs(#)1  
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TPS54040-Q1
SLVSA26C – JANUARY 2010 – REVISED AUGUST 2011
FUNCTIONAL BLOCK DIAGRAM
Shutdown
UV
Logic
OV
Voltage
Reference
ERROR
AMPLIFIER
VSENSE
7
4
SS/TR
Shutdown
8
COMP
Maximum
Overload
Recovery
6
PWRGD
EN
6
3
Enable
Comparator
Shutdown
Enable
Threshold
Minimum
Clamp
Pulse
Skip
PWM
Comparator
Logic
And
PWM Latch
Slope
Compensation
Frequency
Shift
Clamp
Oscillator
with PLL
5
RT/CLK
www.ti.com
VIN
2
Thermal
UVLO
Shutdown
Shutdown
Logic
Boot
Charge
Boot
Current
UVLO
Sense
BOOT
1
PH
10
POWERPAD
11
GND
9
TPS54040 Block Diagram
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