Datasheet
ELECTRICAL CHARACTERISTICS
TPS62000, TPS62001, TPS62003
TPS62004, TPS62005, TPS62006
TPS62007, TPS62008
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........................................................................................................................................... SLVS294E – SEPTEMBER 2000 – REVISED AUGUST 2008
over recommended operating free-air temperature range, V
I
= 3.6 V, V
O
= 2.5 V, I
O
= 300 mA, EN = V
IN
, ILIM = V
IN
, T
A
=
– 40 ° C to 85 ° C (unless otherwise noted)
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
SUPPLY CURRENT
I
O
= 0 mA to 600 mA 2.5 5.5
V
I
Input voltage range V
I
O
= 0 mA to 200 mA 2 5.5
I
(Q)
Operating quiescent current I
O
= 0 mA, SYNC = GND (PFM-mode 50 75 µ A
enabled)
I
(SD)
Shutdown current EN = GND 0.1 1 µ A
ENABLE
V
IH
EN high-level input voltage 1.3 V
V
IL
EN low level input voltage 0.4 V
I
lkg
EN input leakage current EN = GND or V
IN
0.01 0.1 µ A
V
(UVLO)
Undervoltage lockout threshold 1.2 1.6 1.95 V
POWER SWITCH AND CURRENT LIMIT
V
I
= V
GS
= 3.6 V, I = 200 mA 200 280 410
P-channel MOSFET on-resistance m Ω
V
I
= V
GS
= 2 V, I = 200 mA 480
P-channel leakage current V
DS
= 5.5 V 1 µ A
r
DS(on)
V
I
= V
GS
= 3.6 V, I
O
= 200 mA 200 280 410
N-channel MOSFET on-resistance m Ω
V
I
= V
GS
= 2 V, I
O
= 200 mA 500
N-channel leakage current V
DS
= 5.5 V 1 µ A
2.5 V ≤ V
I
≤ 5.5 V, ILIM = V
IN
800 1200 1600
I
(LIM)
P-channel current limit mA
2 V ≤ V
I
≤ 5.5 V, ILIM = GND 390 600 900
V
IH
ILIM high-level input voltage 1.3 V
V
IL
ILIM low-level input voltage 0.4 V
I
lkg
ILIM input leakage current ILIM = GND or V
IN
0.01 0.1 µ A
POWER GOOD OUTPUT (see
(1)
)
V
(PG)
Power good threshold Feedback voltage falling 88% V
O
92% V
O
94% V
O
V
Power good hysteresis 2.5% V
O
V
V
OL
PG output low voltage V
(FB)
= 0.8 × V
O
nominal, I
(sink)
= 10 µ A 0.3 V
I
lkg
PG output leakage current V
(FB)
= V
O
nominal 0.01 1 µ A
Minimum supply voltage for valid 1.2 V
power good signal
OSCILLATOR
f
s
Oscillator frequency 500 750 1000 kHz
f
(SYNC)
Synchronization range CMOS-logic clock signal on SYNC pin 500 1000 kHz
V
IH
SYNC high level input voltage 1.3 V
V
IL
SYNC low level input voltage 0.4 V
I
lkg
SYNC input leakage current SYNC = GND or V
IN
0.01 0.1 µ A
Duty cycle of external clock signal 20% 60%
(1) Power good is not valid for the first 100 µ s after EN goes high. Refer to the application section for more information.
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