Electronic Components Datasheet Search
  English  ▼

X  

Preview PDF HTML

LP2951 Datasheet(PDF) 7 Page - Texas Instruments

Click here to check the latest version.
Part # LP2951
Description  LP2951-Q1 Automotive, Adjustable Micropower Voltage Regulator With Shutdown
PDF  47 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

LP2951 Datasheet(HTML) 7 Page - Texas Instruments

Back Button LP2951 Datasheet HTML 3Page - Texas Instruments LP2951 Datasheet HTML 4Page - Texas Instruments LP2951 Datasheet HTML 5Page - Texas Instruments LP2951 Datasheet HTML 6Page - Texas Instruments LP2951 Datasheet HTML 7Page - Texas Instruments LP2951 Datasheet HTML 8Page - Texas Instruments LP2951 Datasheet HTML 9Page - Texas Instruments LP2951 Datasheet HTML 10Page - Texas Instruments LP2951 Datasheet HTML 11Page - Texas Instruments Next Button
Zoom Inzoom in Zoom Outzoom out
 7 / 47 page
background image
5.5 Electrical Characteristics (Both Legacy and New Chip) (continued)
VIN = VOUT (nominal) + 1V, IL = 100µA, CL = 1µF (for new chip) and CL = 2.2µF (for legacy chip),
FEEDBACK tied to VTAP, OUTPUT tied to SENSE, VSHUTDOWN ≤ 0.7V
PARAMETER
TEST CONDITIONS
TJ
MIN
TYP
MAX UNIT
Dropout ground current
VIN = VOUT(NOM) – 0.5V,
IL = 100µA
Legacy chip
25°C
110
170
µA
–40°C to
125°C
200
New chip
25°C
78
120
–40°C to
125°C
150
UVLO VIN rising
IL = 100µA
New chip
–40°C to
125°C
1.8
1.9
2.0
V
UVLO VIN falling
1.7
1.8
1.9
Hysteresis
100
mV
Current limit
VOUT = 0V
Legacy chip
25°C
160
200
mA
–40°C to
125°C
220
New chip
25°C
180
200
–40°C to
125°C
230
Thermal regulation(3)
IL = 100µA
Legacy chip
25°C
0.05
0.2
%/W
New chip
0.05
0.2
Output noise (RMS),
10Hz to 100KHz
CL = 1µF (5V only)
Legacy chip
25°C
430
µV
New chip
265
CL = 200µF
Legacy chip
25°C
160
CL = 100µF
New chip
250
CL = 3.3µF,
CBypass = 0.01µF between
pins 1 and 7
Legacy chip
25°C
100
New chip
100
Power supply ripple rejection
VIN - VOUT = 1V, frequency =
100Hz, IOUT ≥ 5mA
New chip
25°C
80
dB
ADJ VERSION
Reference voltage
VIN = 2.3V to 30V,
IL = 100µA to 100mA
Legacy chip
–40°C to
125°C
1.2
1.272
V
New chip
1.188
1.212
Reference voltage temperature
coefficient(1)
Legacy chip
25°C
20
ppm/°C
New chip
5
FEEDBACK bias current
New chip
25°C
10
50
nA
–40°C to
125°C
60
FEEDBACK bias current
temperature coefficient
New chip
25°C
0.1
nA/°C
ERROR COMPARATOR
Output leakage current
VOUT = 30V
Legacy chip
25°C
0.01
1
µA
–40°C to
125°C
2
New chip
25°C
0.2
0.5
–40°C to
125°C
1
www.ti.com
LP2951-Q1
SLVSAW6H – JUNE 2011 – REVISED NOVEMBER 2024
Copyright © 2024 Texas Instruments Incorporated
Submit Document Feedback
7
Product Folder Links: LP2951-Q1



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47


Datasheet Download

Go To PDF Page


Link URL



Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Contact us   |   Privacy Policy   |   Link to Datasheet    |   Link Exchange   |   Manufacturer List
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com