Datasheet
TPS7101Q, TPS7133Q, TPS7148Q, TPS7150Q
TPS7101Y, TPS7133Y, TPS7148Y, TPS7150Y
LOW-DROPOUT VOLTAGE REGULATORS
SLVS092G – NOVEMBER 1994 – REVISED JANUARY 2003
12
POST OFFICE BOX 655303 • DALLAS, TEXAS 75265
electrical characteristics at I
O
= 10 mA, EN = 0 V, C
O
= 4.7 µF/CSR
†
= 1 Ω, T
J
= 25°C, SENSE shorted
to OUT (unless otherwise noted) (continued)
PARAMETER
TEST CONDITIONS
‡
TPS7133Y
UNIT
PARAMETER
TEST
CONDITIONS
‡
MIN TYP MAX
UNIT
Output voltage V
I
= 4.3 V, I
O
= 10 mA 3.3 V
V
I
= 3.23 V, I
O
= 10 mA 0.02
Dropout voltage
V
I
= 3.23 V, I
O
= 100 mA 47
mV
V
I
= 3.23 V, I
O
= 500 mA 235
Pass-element series resistance
(3.23 V – V
O
)/I
O
,
I
O
= 500 mA
V
I
= 3.23 V,
0.47 Ω
Out
p
ut regulation
4.3 V ≤ V
I
≤ 10 V, I
O
= 5 mA to 500 mA 21 mV
Output
regulation
4.3 V ≤ V
I
≤ 10 V, I
O
= 50 µA to 500 mA 30 mV
Ri
pp
le rejection
V
I
= 4.3 V,
I
O
= 50 µA 54
dB
Ripple
rejection
I
,
f = 120 Hz
I
O
= 500 mA 49
dB
Output noise-spectral density V
I
= 4.3 V, f = 120 Hz 2
µV/√Hz
V
I
=
4.3 V,
C
O
= 4.7 µF
274
Output noise voltage
V
I
=
4
.
3
V
,
10 Hz ≤ f ≤ 100 kHz,
CSR
†
C
O
= 10 µF
228
µVrms
CSR
†
= 1 Ω
C
O
= 100 µF
159
PG hysteresis voltage V
I
= 4.3 V
35 mV
PG output low voltage
V
I
= 2.8 V, I
PG
= 1 mA 0.22 V
PARAMETER
TEST CONDITIONS
‡
TPS7148Y
UNIT
PARAMETER
TEST
CONDITIONS
‡
MIN TYP MAX
UNIT
Output voltage V
I
= 5.85 V, I
O
= 10 mA 4.85 V
V
I
= 4.75 V, I
O
= 10 mA 0.08
Dropout voltage
V
I
= 4.75 V, I
O
= 100 mA 30
mV
V
I
= 4.75 V, I
O
= 500 mA 150
Pass-element series resistance
(4.75 V – V
O
)/I
O
,
I
O
= 500 mA
V
I
= 4.75 V,
0.32 Ω
Out
p
ut regulation
5.85 V ≤ V
I
≤ 10 V, I
O
= 5 mA to 500 mA 12 mV
Output
regulation
5.85 V ≤ V
I
≤ 10 V, I
O
= 50 µA to 500 mA 42 mV
Ri
pp
le rejection
V
I
= 5.85 V,
I
O
= 50 µA 53
dB
Ripple
rejection
I
,
f = 120 Hz
I
O
= 500 mA 50
dB
Output noise-spectral density V
I
= 5.85 V, f = 120 Hz 2 µV/√Hz
V
I
=
5.85 V,
C
O
= 4.7 µF
410
Output noise voltage
V
I
=
5
.
85
V
,
10 Hz ≤ f ≤ 100 kHz,
CSR
†
C
O
= 10 µF
328
µVrms
CSR
†
= 1 Ω
C
O
= 100 µF
212
PG hysteresis voltage V
I
= 5.85 V
50 mV
PG output low voltage
V
I
= 4.12 V, I
PG
= 1.2 mA 0.2 0.4 V
†
CSR refers to the total series resistance, including the ESR of the capacitor, any series resistance added externally, and PWB trace resistance
to C
O
.
‡
Pulse-testing techniques are used to maintain virtual junction temperature as close as possible to ambient temperature; thermal effects must
be taken into account separately.