LP2985_10 Datasheet, PDF (6/27 Pages) Texas Instruments – 150-mA LOW-NOISE LOW-DROPOUT REGULATOR WITH SHUTDOWN

LP2985
SLVS522M – JULY 2004 – REVISED MARCH 2009 .......................................................................................................................................................... www.ti.com
Electrical Characteristics (continued)
at specified virtual junction temperature range, V_IN = V_OUT(NOM) + 1 V, V_ON/OFF = 2 V, C_IN = 1 µF, I_L = 1 mA, C_OUT = 4.7 µF
(unless otherwise noted)
PARAMETER
V_n
ΔV_OUT/
ΔV_IN
I_OUT(PK)
I_OUT(SC)
Output noise (RMS)
Ripple rejection
Peak output current
Short-circuit current
TEST CONDITIONS
BW = 300 Hz to 50 kHz,
C_OUT = 10 µF,
C_BYPASS = 10 nF
f = 1kHz, C_OUT = 10 µF,
C_BYPASS = 10 nF
V_OUT ≥ V_O(NOM) – 5%
R_L = 0 (steady state)⁽³⁾
T_J
25°C
25°C
25°C
25°C
LP2985A-xx
MIN TYP MAX
LP2985-xx
MIN TYP MAX
UNIT
30
30
µV
45
45
dB
350
350
mA
400
400
mA
(3) See Figure 6 in Typical Performance Characteristics.
6
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