LTC4055EUF Linear Technology, LTC4055EUF Datasheet - Page 10
LTC4055EUF
Manufacturer Part Number
LTC4055EUF
Description
IC USB PWR MNGR BATT CHRGR 16QFN
Manufacturer
Linear Technology
Datasheet
1.LTC4055EUFPBF.pdf
(24 pages)
Specifications of LTC4055EUF
Function
Charge Management
Battery Type
Lithium-Ion (Li-Ion)
Voltage - Supply
4.35 V ~ 5.5 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
16-WQFN Exposed Pad
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LTC4055EUF
Manufacturer:
LINEAR
Quantity:
60
Part Number:
LTC4055EUF
Manufacturer:
LINEAR/凌特
Quantity:
20 000
Company:
Part Number:
LTC4055EUF#PBF
Manufacturer:
LT
Quantity:
5 494
Part Number:
LTC4055EUF#PBF
Manufacturer:
LINEAR/凌特
Quantity:
20 000
Company:
Part Number:
LTC4055EUF#TRPBF
Manufacturer:
ZETEX
Quantity:
370
Company:
Part Number:
LTC4055EUF-1
Manufacturer:
LT
Quantity:
10 000
Company:
Part Number:
LTC4055EUF-1#PBF
Manufacturer:
LINEAR
Quantity:
622
Part Number:
LTC4055EUF-1#PBF
Manufacturer:
LINEAR/凌特
Quantity:
20 000
BLOCK DIAGRAM
LTC4055/LTC4055-1
10
100k
100k
100k
100k
11
13
15
16
9
8
5
CLPROG
PROG
HPWR
ACPR
WALL
V
NTC
NTC
1V
500mA/100mA
+
–
0.1V
2μ
–
+
–
+
+
–
+
–
+
–
NTC
1V
1V
NTC ENABLE
2HOT
2COLD
TEMP
DIE
–
TA
CURRENT CONTROL
105°C
+
4.35V
–
VR
+
NTCERR
10
GND
I
LIM
2μ
SOFT-START
SENSE
V
VOLTAGE DETECT
CURRENT LIMIT
CONTROL LOGIC
BUS
IN1 OUT BAT
6
SHDN
UVLO
4
7
IN1
IN1
I
LIM
ENABLE
SUSP
0.2Ω
CNTL
RECHRG
I
2μ
BAT UV
RESET
CHRG
HOLD
OUT
SOFT-START2
3
OUT
BATTERY CHARGER
25mV IDEAL
–
+
OSCILLATOR
COUNTER
DIODE
0.2Ω
I/O SEL
BAT UV
CLK
CC/CV REGULATOR
2
ENABLE
BAT
CHARGER
BAT
0.2Ω
+
+
+
–
–
–
IN2
1
0.25V
2.8V
BATTERY
UVLO
4.1V
RECHARGE
(4.0V
LTC4055-1)
IN2
STOP
TIMER
CHRG
4055 BD
12
14
4055fb