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LTC4089EDJC Datasheet(PDF) 5 Page - Linear Technology

Part # LTC4089EDJC
Description  USB Power Manager with High Voltage Switching Charger
PDF  24 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC4089EDJC Datasheet(HTML) 5 Page - Linear Technology

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LTC4089/LTC4089-5
5
40895fb
TIME (MIN)
0
2
3
200
40895 G03
1
0
50
100
150
5
4
600
900
300
0
1500
1200
VBAT
VOUT
VCHRGB
IBAT
1250mAh
CELL
HVIN = 12V
RPROG = 50k
C/10
TERMINATION
IBAT (mA)
0
4.00
4.05
4.10
4.15
4.20
4.25
4.30
200
400
600
800
40895 G01
1000
RPROG = 34k
TEMPERATURE (
°C)
–50
4.195
4.200
4.205
25
75
40895 G02
4.190
4.185
4.180
–25
0
50
4.210
4.215
4.220
100
VIN = 5V
IBAT = 2mA
VBAT (V)
0
0
100
300
400
500
1
2
2.5
4.5
40895 G04
200
0.5
1.5
3
3.5
4
600
VIN = 5V
VOUT = NO LOAD
RPROG = 100k
RCLPROG = 2k
HPWR = 5V
HPWR = 0V
TEMPERATURE (
°C)
–50
400
500
600
25
75
40895 G05
300
200
–25
0
50
100
125
100
0
VIN = 5V
VBAT = 3.5V
θJA = 50°C/W
VFWD (mV)
0
0
100
300
400
500
1000
700
50
100
40895 G06
200
800
900
600
150
200
VBAT = 3.7V
VIN = 0V
–50
°C
0
°C
50
°C
100
°C
0
3000
4000
5000
80
4085 G17
2000
1000
2500
3500
4500
1500
500
0
20
40
60
100
VFWD (mV)
VBAT = 3.7V
VIN = 0V
Si2333 PFET
–50
°C
0
°C
50
°C
100
°C
IOUT (A)
0
80
90
100
0.8
40895 G08
70
60
75
85
95
65
55
50
0.2
0.4
0.6
1.0
FIGURE 10 SCHEMATIC
VBAT = 4.21V (IBAT = 0)
HVIN = 8V
HVIN = 12V
HVIN = 36V
HVIN = 24V
IOUT (A)
0
80
90
100
0.8
40895 G09
70
60
75
85
95
65
55
50
0.2
0.4
0.6
1.0
FIGURE 10 SCHEMATIC
VBAT = 4.21V (IBAT = 0)
HVIN = 8V
HVIN = 12V
HVIN = 36V
HVIN = 24V
TYPICAL PERFORMANCE CHARACTERISTICS
VFLOAT Load Regulation
Battery Regulation (Float)
Voltage vs Temperature
Battery Current and Voltage vs
Time (LTC4089)
Charging from USB, IBAT vs VBAT
Charge Current vs Temperature
(Thermal Regulation)
Ideal Diode Current vs Forward
Voltage and Temperature (No
External Device)
Ideal Diode Current vs Forward
Voltage and Temperature with
External Device
LTC4089 High Voltage Regulator
Efficiency vs Output Load
LTC4089-5 High Voltage
Regulator Efficiency vs Output
Load
TA = 25°C, unless otherwise specified.



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