LTC4090EDJC#PBF Linear Technology, LTC4090EDJC#PBF Datasheet - Page 6

• Manufacturer Part Number: LTC4090EDJC#PBF
• Description: IC USB POWER MANAGER 22-DFN
• Manufacturer: Linear Technology

Specifications of LTC4090EDJC#PBF

• Function: Power Management
• Battery Type: Lithium-Ion (Li-Ion), Lithium-Polymer (Li-Pol)
• Voltage - Supply: 4.35 V ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 22-WFDFN Exposed Pad
• Supply Voltage Range: 4.35V To 5.5V
• Operating Temperature Range: -40°C To +85°C
• Digital Ic Case Style: DFN
• No. Of Pins: 22
• Msl: MSL 1 - Unlimited
• Termination Type: SMD
• Supply Voltage Min: 4.35V
• Rohs Compliant: Yes
• Filter Terminals: SMD
• Frequency: 2.7MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LTC4090/LTC4090-5
TYPICAL PERFORMANCE CHARACTERISTICS
6
5000
4500
4000
3500
3000
2500
2000
1500
1000
400
200
500
600
500
300
100
3.0
2.8
2.6
2.4
2.2
2.0
1.8
0
0
0
Charging from USB, I
0
Ideal Diode Current vs Forward
Voltage and Temperature with
External Device
High Voltage Regulator Maximum
Load Current
5
FIGURE 12 SCHEMATIC
V
V
V
R
R
V
V
Si2333 PFET
IN
OUT
PROG
CLPROG
BAT
IN
BAT
0.5
= 5V
= 0V
= 4.21V (I
= 3.7V
= NO LOAD
10
= 100k
20
1
= 2k
1.5
15
BAT
40
V
MINIMUM
FWD
TYPICAL
HVIN (V)
V
= 0)
2
BAT
20
(mV)
2.5
(V)
60
BAT
25
HPWR = 5V
3
HPWR = 0V
vs V
3.5
80
30
–50°C
100°C
BAT
50°C
4
4090 G04
4090 G10
0°C
4090 G07
100
4.5
35
100
600
500
400
300
200
100
140
120
100
95
90
85
80
75
70
65
60
55
50
80
60
40
20
0
0
–50
–50
0
High Voltage Regulator Minimum
Switch On-Time vs Temperature
Charge Current vs Temperature
(Thermal Regulation)
LTC4090 High Voltage Regulator
Effi ciency vs Output Load
FIGURE 12 SCHEMATIC
V
R
V
V
BAT
IN
BAT
JA
PROG
–25
–25
= 5V
= 40°C/W
= 4.21V (I
= 3.5V
0.2
= 2.1k
0
0
TEMPERATURE (°C)
TEMPERATURE (˚C)
BAT
25
0.4
25
= 0)
I
OUT
50
(A)
50
0.6
75
75
100
HVIN = 8V
HVIN = 12V
HVIN = 24V
HVIN = 36V
0.8
100
125
4090 G08
4090 G05
4090 G11
125
1.0
150
1000
600
900
800
700
500
400
300
200
100
100
700
600
400
300
200
500
100
95
90
85
80
75
70
65
60
55
50
0
0
0
0
0
Ideal Diode Current vs Forward
Voltage and Temperature
(No External Device)
LTC4090-5 High Voltage Regulator
Effi ciency vs Output Load
High Voltage Regulator Switch
Voltage Drop
V
V
FIGURE 12 SCHEMATIC
V
BAT
IN
BAT
= 0V
= 3.7V
= 4.21V (I
500
0.2
50
SWITCH CURRENT (mA)
BAT
1000
0.4
V
FWD
I
= 0)
OUT
100
(mV)
(A)
1500
0.6
150
HVIN = 8V
HVIN = 12V
HVIN = 24V
HVIN = 36V
2000
0.8
–50°C
100°C
50°C
4090 G06
4090 G12
4090 G09
0°C
4090fc
2500
200
1.0