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TPS82670SIP Fiches technique(PDF) 3 Page - Texas Instruments

No de pièce TPS82670SIP
Description  600-mA, HIGH-EFFICIENCY MicroSiP??STEP-DOWN CONVERTER (PROFILE <1.0mm)
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Fabricant  TI1 [Texas Instruments]
Site Internet  http://www.ti.com
Logo TI1 - Texas Instruments

TPS82670SIP Fiches technique(HTML) 3 Page - Texas Instruments

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TPS82670, TPS82671, TPS82672, TPS82673
TPS82674, TPS82675, TPS82676, TPS82677, TPS826711
www.ti.com
SLVSAI0D – OCTOBER 2010 – REVISED APRIL 2012
ABSOLUTE MAXIMUM RATINGS
over operating free-air temperature range (unless otherwise noted)
(1)
VALUE
UNIT
MIN
MAX
Voltage at VIN(2)(3)
–0.3
6
V
VI
Voltage at VOUT(3)
–0.3
3.6
V
Voltage at EN, MODE (3)
–0.3
VIN + 0.3
V
Power dissipation
Internally limited
TA
Operating temperature range(4)
–40
85
°C
TINT (max)
Maximum internal operating temperature
125
°C
Tstg
Storage temperature range
–55
125
°C
Human body model
2
kV
ESD rating (5)
Charge device model
1
kV
Machine model
200
V
(1)
Stresses beyond those listed under absolute maximum ratings may cause permanent damage to the device. These are stress ratings
only and functional operation of the device at these or any other conditions beyond those indicated under recommended operating
conditions is not implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
(2)
Operation above 4.8V input voltage for extended periods may affect device reliability.
(3)
All voltage values are with respect to network ground terminal.
(4)
In applications where high power dissipation and/or poor package thermal resistance is present, the maximum ambient temperature may
have to be derated. Maximum ambient temperature (TA(max)) is dependent on the maximum operating temperature (TINT(max)), the
maximum power dissipation of the device in the application (PD(max)), and the junction-to-ambient thermal resistance of the part/package
in the application (
θJA), as given by the following equation: TA(max)= TJ(max)–(θJA X PD(max)). To achieve optimum performance, it is
recommended to operate the device with a maximum internal temperature of 105°C.
(5)
The human body model is a 100-pF capacitor discharged through a 1.5-k
Ω resistor into each pin. The machine model is a 200-pF
capacitor discharged directly into each pin.
THERMAL INFORMATION
TPS8267xSIP
THERMAL METRIC(1)(2)
SIP
UNITS
8 PINS
θJA
Junction-to-ambient (top) thermal resistance
125
Junction-to-ambient (bottom) thermal resistance
70
θJCtop
Junction-to-case (top) thermal resistance
θJB
Junction-to-board thermal resistance
°C/W
ψJT
Junction-to-top characterization parameter
ψJB
Junction-to-board characterization parameter
θJCbot
Junction-to-case (bottom) thermal resistance
(1)
For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
(2)
Thermal data have been measured using TI's 4-layer evaluation board.
RECOMMENDED OPERATING CONDITIONS
MIN
NOM
MAX
UNIT
VIN
Input voltage range
2.3
4.8(1)
V
IO
Output current range
TPS82671 to TPS826711
0
600
mA
TPS82670 to TPS82676
0
2.5
µF
TPS826711
Additional output capacitance (PFM/PWM operation)(2)
TPS82677, TPS82678
0
4
µF
Additional output capacitance (PWM operation)(2)
0
7
µF
TA
Ambient temperature
–40
+85
°C
TJ
Operating junction temperature
–40
+125
°C
(1)
Operation above 4.8V input voltage for extended periods may affect device reliability.
(2)
In certain applications larger capacitor values can be tolerable, see output capacitor selection section for more details.
Copyright © 2010–2012, Texas Instruments Incorporated
Submit Documentation Feedback
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Product Folder Link(s): TPS82670 TPS82671 TPS82672 TPS82673 TPS82674 TPS82675 TPS82676 TPS82677
TPS826711


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