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LP2985-25 Datasheet(PDF) 5 Page - Texas Instruments

Part No. LP2985-25
Description  150-mA Low-noise Low-dropout Regulator With Shutdown
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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LP2985-25 Datasheet(HTML) 5 Page - Texas Instruments

 
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LP2985
www.ti.com
SLVS522O – JULY 2004 – REVISED JANUARY 2015
6.5
Electrical Characteristics
at specified virtual junction temperature range, VIN = VOUT(NOM) + 1 V, VON/ OFF = 2 V, CIN = 1 μF, IL = 1 mA, COUT = 4.7 μF
(unless otherwise noted)
LP2985A-xx
LP2985-xx
PARAMETER
TEST CONDITIONS
TJ
UNIT
MIN
TYP
MAX
MIN
TYP
MAX
IL = 1 mA
25°C
–1
1
–1.5
1.5
25°C
–1.5
1.5
–2.5
2.5
1 mA
≤ IL ≤ 50 mA
Output voltage
ΔVOUT
–40°C to 125°C
–2.5
2.5
–3.5
3.5
%VNOM
tolerance
25°C
–2.5
2.5
–3
3
1 mA
≤ IL ≤ 150 mA
–40°C to 125°C
–3.5
3.5
–4
4
25°C
0.007
0.014
0.007
0.014
Line regulation
VIN = [VOUT(NOM) + 1 V] to 16 V
%/V
–40°C to 125°C
0.032
0.032
25°C
1
3
1
3
IL = 0
–40°C to 125°C
5
5
25°C
7
10
7
10
IL = 1 mA
–40°C to 125°C
15
15
25°C
40
60
40
60
VIN – VOUT
Dropout voltage(1)
IL = 10 mA
mV
–40°C to 125°C
90
90
25°C
120
150
120
150
IL = 50 mA
–40°C to 125°C
225
225
25°C
280
350
280
350
IL = 150 mA
–40°C to 125°C
575
575
25°C
65
95
65
95
25°C (LP2985-10)
125
125
IL = 0
–40°C to 125°C
125
125
–40°C to 125°C
160
160
(LP2985-10)
25°C
75
110
75
110
IL = 1 mA
25°C (LP2985-10)
140
140
–40°C to 125°C
170
170
25°C
120
220
120
220
IL = 10 mA
25°C (LP2985-10)
250
250
IGND
GND pin current
μA
–40°C to 125°C
400
400
25°C
350
600
350
600
IL = 50 mA
25°C (LP2985-10)
650
650
–40°C to 125°C
1000
1000
25°C
850
1500
850
1500
IL = 150 mA
25°C (LP2985-10)
1800
1800
–40°C to 125°C
2500
2500
VON/ OFF < 0.3 V (OFF)
25°C
0.01
0.8
0.01
0.8
–40°C to 105°C
0.05
2
0.05
2
VON/ OFF < 0.15 V (OFF)
–40°C to 125°C
5
5
25°C
1.4
1.4
VON/ OFF = HIGH → O/P ON
–40°C to 125°C
1.6
1.6
VON/ OFF
ON/OFF input voltage(2)
V
25°C
0.55
0.55
VON/ OFF = LOW → O/P OFF
–40°C to 125°C
0.15
0.15
25°C
0.01
0.01
VON/ OFF = 0
–40°C to 125°C
–2
–2
ION/ OFF
ON/OFF input current
μA
25°C
5
5
VON/ OFF = 5 V
–40°C to 125°C
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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