Datasheet

TPS82690
TPS82695
TPS82697
SLVSA66B –JUNE 2011–REVISED FEBRUARY 2012 www.ti.com
ELECTRICAL CHARACTERISTICS (continued)
Minimum and maximum values are at V
I
= 2.3V to 4.35V, V
O
= 2.5V, EN = 1.8V, AUTO mode and T
A
= –40°C to 85°C; Circuit
of Parameter Measurement Information section (unless otherwise noted). Typical values are at V
I
= 3.6V, V
O
= 2.5V, EN =
1.8V, AUTO mode and T
A
= 25°C (unless otherwise noted).
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
OUTPUT
3.25V ≤ V
I
≤ 4.35V, 0mA ≤ I
O
≤ 500 mA
0.98×V
NOM
V
NOM
1.04×V
NOM
V
PFM/PWM operation
3.25V ≤ V
I
≤ 4.35V, 0mA ≤ I
O
≤ 500 mA
Additional output capacitor, C
O
= 4.7μF 6.3V 0402
0.98×V
NOM
V
NOM
1.03×V
NOM
V
(muRata GRM155R60J475M)
TPS82690
PFM/PWM operation
TPS82697
3.25V ≤ V
I
≤ 5.5V, 0mA ≤ I
O
≤ 500 mA
0.98×V
NOM
V
NOM
1.05×V
NOM
V
PFM/PWM operation
3.25V ≤ V
I
≤ 5.5V, 0mA ≤ I
O
≤ 500 mA
0.98×V
NOM
V
NOM
1.02×V
NOM
V
PWM operation
3.0V ≤ V
I
≤ 4.35V, 0mA ≤ I
O
≤ 500 mA
0.98×V
NOM
V
NOM
1.04×V
NOM
V
PFM/PWM operation
Regulated DC
output voltage
3.0V ≤ V
I
≤ 5.5V, 0mA ≤ I
O
≤ 500 mA
TPS82695 0.97×V
NOM
V
NOM
1.05×V
NOM
V
V
(OUT)
PFM/PWM operation
3.0V ≤ V
I
≤ 5.5V, 0mA ≤ I
O
≤ 500 mA
0.98×V
NOM
V
NOM
1.02×V
NOM
V
PWM operation
3.25V ≤ V
I
≤ 5.5V, 0mA ≤ I
O
≤ 500 mA
0.97×V
NOM
V
NOM
1.05×V
NOM
V
PFM/PWM operation
3.25V ≤ V
I
≤ 4.35V, 0mA ≤ I
O
≤ 500 mA
Additional output capacitor, C
O
= 4.7μF 6.3V 0402
TPS82696 0.97×V
NOM
V
NOM
1.04×V
NOM
V
(muRata GRM155R60J475M)
PFM/PWM operation
3.25V ≤ V
I
≤ 5.5V, 0mA ≤ I
O
≤ 500 mA
0.97×V
NOM
V
NOM
1.03×V
NOM
V
PWM operation
Line regulation V
I
= V
O
+ 0.5V (min 3.25V) to 5.5V, I
O
= 200 mA 0.18 %/V
TPS8269X
Load regulation I
O
= 0mA to 500 mA. PWM operation –0.0002 %/mA
Feedback input
TPS8269X 480 kΩ
resistance
Input-to-output
rDS(on) TPS8269X V
I
= 3.25 V. Device not switching 390 mΩ
On-resistance
I
O
= 1mA 70 mV
PP
Power-save mode
I
O
= 1mA
ΔV
O
TPS8269X
ripple voltage
Additional output capacitor, C
O
= 4.7μF 6.3V 0402 35 mV
PP
(muRata GRM155R60J475M)
I
O
= 0mA, Time from active EN to V
O
130 μs
TPS82690
Start-up time TPS82696
Time from active EN to full load current operation
350 μs
TPS82697
permitted
Discharge resistor
r
DIS
for power-down TPS8269X 100 150 Ω
sequence
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