LP2985_15 Datasheet, PDF (5/29 Pages) Texas Instruments – 150-mA Low-noise Low-dropout Regulator With Shutdown

LP2985
www.ti.com
SLVS522O – JULY 2004 – REVISED JANUARY 2015
6.5 Electrical Characteristics
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
ΔV_OUT
Output voltage
tolerance
Line regulation
V_IN – V_OUT Dropout voltage⁽¹⁾
TEST CONDITIONS
I_L = 1 mA
1 mA ≤ I_L ≤ 50 mA
1 mA ≤ I_L ≤ 150 mA
V_IN = [V_OUT(NOM) + 1 V] to 16 V
I_L = 0
I_L = 1 mA
I_L = 10 mA
I_L = 50 mA
I_L = 150 mA
I_L = 0
I_L = 1 mA
I_GND
GND pin current
I_L = 10 mA
I_L = 50 mA
I_L = 150 mA
V_{ON/ OFF} < 0.3 V (OFF)
V_{ON/ OFF} < 0.15 V (OFF)
V_{ON/ OFF}
V_{ON/ OFF} = HIGH → O/P ON
ON/OFF input voltage⁽²⁾
V_{ON/ OFF} = LOW → O/P OFF
I_{ON/ OFF}
ON/OFF input current
V_{ON/ OFF} = 0
V_{ON/ OFF} = 5 V
T_J
25°C
25°C
–40°C to 125°C
25°C
–40°C to 125°C
25°C
–40°C to 125°C
25°C
–40°C to 125°C
25°C
–40°C to 125°C
25°C
–40°C to 125°C
25°C
–40°C to 125°C
25°C
–40°C to 125°C
25°C
25°C (LP2985-10)
–40°C to 125°C
–40°C to 125°C
(LP2985-10)
25°C
25°C (LP2985-10)
–40°C to 125°C
25°C
25°C (LP2985-10)
–40°C to 125°C
25°C
25°C (LP2985-10)
–40°C to 125°C
25°C
25°C (LP2985-10)
–40°C to 125°C
25°C
–40°C to 105°C
–40°C to 125°C
25°C
–40°C to 125°C
25°C
–40°C to 125°C
25°C
–40°C to 125°C
25°C
–40°C to 125°C
LP2985A-xx
MIN TYP MAX
–1
1
–1.5
1.5
–2.5
2.5
–2.5
2.5
–3.5
3.5
0.007 0.014
0.032
1
3
5
7 10
15
40 60
90
120 150
225
280 350
575
65 95
125
125
LP2985-xx
MIN TYP MAX
–1.5
1.5
–2.5
2.5
–3.5
3.5
–3
3
–4
4
0.007 0.014
0.032
1
3
5
7 10
15
40 60
90
120 150
225
280 350
575
65 95
125
125
UNIT
%V_NOM
%/V
mV
160
160
75 110
75 110
140
140
170
170
120 220
120 220
250
250
400
400
μA
350 600
350 600
650
650
1000
1000
850 1500
850 1500
1800
1800
2500
2500
0.01 0.8
0.01 0.8
0.05
2
0.05
2
5
5
1.4
1.4
1.6
1.6
V
0.55
0.55
0.15
0.15
0.01
0.01
–2
5
–2
μA
5
15
15
(1) Dropout voltage is defined as the input-to-output differential at which the output voltage drops 100 mV below the value measured with a
1-V differential.
(2) The ON/OFF input must be driven properly for reliable operation (see Application Information).
Copyright © 2004–2015, Texas Instruments Incorporated
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