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TPS82673SIP Fiches technique(PDF) 4 Page - Texas Instruments

No de pièce TPS82673SIP
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

TPS82673SIP Fiches technique(HTML) 4 Page - Texas Instruments

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TPS82670, TPS82671, TPS82672, TPS82673
TPS82674, TPS82675, TPS82676, TPS82677, TPS826711
SLVSAI0D – OCTOBER 2010 – REVISED APRIL 2012
www.ti.com
ELECTRICAL CHARACTERISTICS
Minimum and maximum values are at VIN = 2.3V to 5.5V, VOUT = 1.8V, EN = 1.8V, AUTO mode and TA = –40°C to 85°C;
Circuit of Parameter Measurement Information section (unless otherwise noted). Typical values are at VIN = 3.6V, VOUT =
1.8V, EN = 1.8V, AUTO mode and TA = 25°C (unless otherwise noted).
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
SUPPLY CURRENT
IO = 0mA. Device not switching
17
40
μA
IQ
Operating quiescent current
IO = 0mA. PWM operation
5.8
mA
ISD
Shutdown current
EN = GND
0.5
5
μA
UVLO
Undervoltage lockout threshold
2.05
2.1
V
PROTECTION
Thermal shutdown
140
°C
Thermal shutdown hysteresis
10
°C
ILIM
Peak Input Current Limit
1100
mA
Input current limit under short-circuit
ISC
VO shorted to ground
13.5
mA
conditions
ENABLE, MODE
VIH
High-level input voltage
1.0
V
VIL
Low-level input voltage
0.4
V
Ilkg
Input leakage current
Input connected to GND or VIN
0.01
1.5
μA
OSCILLATOR
fSW
Oscillator frequency
IO = 0mA. PWM operation
4.9
5.45
6.0
MHz
OUTPUT
TPS82670
2.5V
≤ VI ≤ 4.8V, 0mA ≤ IO ≤ 600 mA
0.98×VNOM
VNOM
1.03×VNOM
V
TPS82671
PFM/PWM operation
TPS826711
2.5V
≤ VI ≤ 5.5V, 0mA ≤ IO ≤ 600 mA
TPS82672
0.98×VNOM
VNOM
1.04×VNOM
V
PFM/PWM operation
TPS82673
TPS82674
TPS82675
Regulated DC
2.5V
≤ VI ≤ 5.5V, 0mA ≤ IO ≤ 600 mA
VOUT
0.98×VNOM
VNOM
1.02×VNOM
V
TPS82676
output voltage
PWM operation
TPS82678
2.5V
≤ VI ≤ 4.8V, 0mA ≤ IO ≤ 600 mA
0.98×VNOM
VNOM
1.04×VNOM
V
PFM/PWM operation
TPS82677
TPS82678
2.5V
≤ VI ≤ 5.5V, 0mA ≤ IO ≤ 600 mA
0.98×VNOM
VNOM
1.02×VNOM
V
PWM operation
Line regulation
VI = VO + 0.5V (min 2.5V) to 5.5V, IO = 200 mA
0.23
%/V
Load regulation
IO = 0mA to 600 mA. PWM operation
–0.00085
%/mA
Feedback input resistance
480
k
TPS82671
IO = 1mA, VO = 1.8V
19
mVPP
TPS82674
IO = 1mA, VO = 1.2V
16
mVPP
TPS82675
Power-save mode
ΔVO
ripple voltage
TPS82676
IO = 1mA, VO = 1.1V
16
mVPP
TPS82677
IO = 1mA, VO = 1.2V
25
mVPP
TPS82678
IO = 1mA, VO = 1.35V
TBD
mVPP
TPS82671
Start-up time
IO = 0mA, Time from active EN to VO
120
μs
TPS826711
TPS82670
TPS826711
Discharge resistor
TPS82673
rDIS
for power-down
TPS82674
Device featuring active discharge
70
150
sequence
TPS82676
TPS82677
TPS82678
4
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Copyright © 2010–2012, Texas Instruments Incorporated
Product Folder Link(s): TPS82670 TPS82671 TPS82672 TPS82673 TPS82674 TPS82675 TPS82676 TPS82677
TPS826711


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