Electronic Components Datasheet Search
  English  ▼
ALLDATASHEET.COM

X  

LTC4120-4.2 Datasheet(PDF) 3 Page - Linear Technology

Part # LTC4120-4.2
Description  Wireless Power Receiver and 400mA Buck Battery Charger
Download  32 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC4120-4.2 Datasheet(HTML) 3 Page - Linear Technology

  LTC4120-4.2_15 Datasheet HTML 1Page - Linear Technology LTC4120-4.2_15 Datasheet HTML 2Page - Linear Technology LTC4120-4.2_15 Datasheet HTML 3Page - Linear Technology LTC4120-4.2_15 Datasheet HTML 4Page - Linear Technology LTC4120-4.2_15 Datasheet HTML 5Page - Linear Technology LTC4120-4.2_15 Datasheet HTML 6Page - Linear Technology LTC4120-4.2_15 Datasheet HTML 7Page - Linear Technology LTC4120-4.2_15 Datasheet HTML 8Page - Linear Technology LTC4120-4.2_15 Datasheet HTML 9Page - Linear Technology Next Button
Zoom Inzoom in Zoom Outzoom out
 3 / 32 page
background image
LTC4120/LTC4120-4.2
3
4120fe
For more information www.linear.com/LTC4120
elecTrical characTerisTics The
l
denotes the specifications which apply over the specified operating
junction temperature range, otherwise specifications are at TA = 25°C (Note 2). VIN = VRUN = 15V, VCHGSNS = VBAT = 4V, RPROG = 3.01k,
VFB = 2.29V (LTC4120), VBATSNS = 4V (LTC4120-4.2). Current into a pin is positive out of the pin is negative.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Operating Input Supply Range
l
12.5
40
V
Battery Voltage Range
0
11
V
IIN
DC Supply Current
Switching, FREQ = GND
3.5
mA
Standby Mode (Note 3)
l
130
220
µA
Sleep Mode (Note 3)
LTC4120: VFB = 2.51V (Note 5),
LTC4120-4.2: VBATSNS = 4.4V
l
60
100
µA
Disabled Mode (Note 3)
l
37
70
µA
Shutdown Mode (Note 3)
l
20
40
µA
∆VDUVLO
Differential Undervoltage Lockout
VIN-VBAT Falling, VIN = 5V (LTC4120),
VIN-VBATSNS Falling, VIN = 5V (LTC4120-4.2)
l
20
80
160
mV
Hysteresis
VIN-VBAT Rising, VIN = 5V (LTC4120),
VIN-VBATSNS Rising, VIN = 5V (LTC4120-4.2)
115
mV
UVINTVCC
INTVCC Undervoltage Lockout
INTVCC Rising, VIN = INTVCC + 100mV, VBAT = NC
l
4.00
4.15
4.26
V
Hysteresis
INTVCC Falling
220
mV
INTVCC Regulated Voltage
l
4.14
4.24
4.29
V
INTVCC Load Regulation
IINTVCC = 0mA to –5mA (Note 4)
1.7
%
Battery Charger
IBAT
BAT Standby Current
Standby Mode (LTC4120) (Notes 3, 7, 8)
Standby Mode (LTC4120-4.2) (Notes 3, 7, 8)
l
l
2.5
50
4.5
1000
µA
nA
BAT Shutdown Current
Shutdown Mode (LTC4120) (Notes 3, 7, 8)
Shutdown Mode (LTC4120-4.2) (Notes 3, 7, 8)
l
l
1100
10
2000
1000
nA
nA
IBATSNS
BATSNS Standby Current (LTC4120-4.2)
Standby Mode (Notes 3, 7, 8)
l
5.4
10
µA
BATSNS Shutdown Current (LTC4120-4.2)
Shutdown Mode (Notes 3, 7, 8)
l
1100
2000
nA
IFB
Feedback Pin Bias Current (LTC4120)
VFB = 2.5V (Notes 5, 7)
l
25
60
nA
IFBG(LEAK)
Feedback Ground Leakage Current (LTC4120) Shutdown Mode (Notes 3, 7)
l
1
µA
RFBG
Feedback Ground Return Resistance (LTC4120)
l
1000
2000
Ω
VFB(REG)
Feedback Regulation Voltage (LTC4120)
(Note 5)
l
2.393
2.370
2.400 2.407
2.418
V
V
VFLOAT
Regulated Float Voltage (LTC4120-4.2)
l
4.188
4.148
4.200 4.212
4.227
V
V
ICHG
Battery Charge Current
RPROG = 3.01k
RPROG = 24.3k
l
l
383
45
402
50
421
55
mA
mA
VUVCL
Undervoltage Current Limit
VIN Falling
12.0
V
VRCHG
Battery Recharge Threshold
VFB Falling Relative to VFB_REG (LTC4120) (Note 5)
l
–38
–50
–62
mV
VRCHG_4.2 Battery Recharge Threshold
VBATSNS Falling Relative to VFLOAT (LTC4120-4.2)
l
–70
–92
–114
mV
hPROG
Ratio of BAT Current to PROG Current
VTRKL < VFB < VFB(REG) (LTC4120) (Note 5)
VTRKL_4.2 < VBATSNS < VFLOAT (LTC4120-4.2)
988
mA/mA
VPROG
PROG Pin Servo Voltage
l
1.206 1.227 1.248
V
RSNS
CHGSNS-BAT Sense Resistor
IBAT = –100mA
300


Similar Part No. - LTC4120-4.2_15

ManufacturerPart #DatasheetDescription
logo
Analog Devices
LTC4120-4.2 AD-LTC4120-4.2 Datasheet
1Mb / 32P
   Wireless Power Receiver and 400mA Buck Battery Charger
More results

Similar Description - LTC4120-4.2_15

ManufacturerPart #DatasheetDescription
logo
Linear Technology
LTC4120 LINER-LTC4120_15 Datasheet
786Kb / 32P
   Wireless Power Receiver and 400mA Buck Battery Charger
logo
Analog Devices
LTC4120 AD-LTC4120 Datasheet
1Mb / 32P
   Wireless Power Receiver and 400mA Buck Battery Charger
logo
Linear Technology
LTC4120 LINER-LTC4120 Datasheet
874Kb / 32P
   Wireless Power Receiver and 400mA Buck Battery Charger
LTC4120EUD-4.2 LINER-LTC4120EUD-4.2 Datasheet
960Kb / 12P
   Wireless Power Receiver and 400mA Buck Battery Charger
LTC4120EUD LINER-LTC4120EUD Datasheet
1Mb / 14P
   Wireless Power Receiver and 400mA Buck Battery Charger
DC1967A LINER-DC1967A_15 Datasheet
98Kb / 2P
   400mA WIRELESS SYNCHRONOUS BUCK BATTERY CHARGER
logo
Semtech Corporation
TS51224 SEMTECH-TS51224 Datasheet
445Kb / 20P
   Wireless Power Receiver and Battery Charger
logo
Linear Technology
LTC4121EUD LINER-LTC4121EUD Datasheet
1Mb / 8P
   400mA Synchronous Buck Battery Charger
logo
Texas Instruments
BQ51050B TI1-BQ51050B_14 Datasheet
2Mb / 35P
[Old version datasheet]   High-Efficiency Qi v1.1-Compliant Wireless Power Receiver and Battery Charger
BQ51050B TI-BQ51050B Datasheet
2Mb / 31P
[Old version datasheet]   High-Efficiency Qi v1.1-Compliant Wireless Power Receiver and Battery Charger
More results


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


Datasheet Download

Go To PDF Page


Link URL




Privacy Policy
ALLDATASHEET.COM
Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Datasheet Upload   |   Contact us   |   Privacy Policy   |   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