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参数资料
| 型号： | LTC4062EDD#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 2/20页 |
| 文件大小： | 0K |
| 描述： | IC BATT CHARGER LI-ION 10-DFN |
| 标准包装： | 2,500 |
| 功能： | 充电管理 |
| 电池化学： | 锂离子（Li-Ion） |
| 电源电压： | 4.3 V ~ 8 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 10-WFDFN 裸露焊盘 |
| 供应商设备封装： | 10-DFN（3x3） |
| 包装： | 带卷 (TR) |
LTC4062
ABSOLUTE
(Note 1)
AXI U RATI GS
PACKAGE/ORDER I FOR ATIO
TOP VIEW
Input Supply Voltage (V CC ) ........................ –0.3V to 10V
EN, OUT, CHRG, IN + , PROG, C/5, BAT ....... –0.3V to 10V
BAT
IN+
1
2
10 V CC
9 PROG
TIMER, I DET ..................................... –0.3V to V CC +0.3V
BAT Short-Circuit Duration ...........................Continuous
V CC Pin Current ......................................................... 1A
TIMER
OUT
CHRG
3
4
5
11
8 I DET
7 EN
6 C/5
BAT Pin Current ......................................................... 1A
Maximum Junction Temperature .......................... 125 ° C
Operating Temperature Range (Note 2) ... –40 ° C to 85 ° C
Storage Temperature Range .................. –65 ° C to 125 ° C
DD PACKAGE
10-LEAD (3mm × 3mm) PLASTIC DFN
T JMAX = 125 ° C, θ JA = 40 ° C/W (NOTE 3)
EXPOSED PAD IS GROUND (PIN 11)
MUST BE SOLDERED TO PCB
ORDER PART NUMBER DD PART MARKING
LTC4062EDD
LBJT
Order Options Tape and Reel: Add #TR
Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS The ● denotes specifications which apply over the full operating
temperature range, otherwise specifications are at T A = 25 ° C. V CC = 5V, unless otherwise noted.
SYMBOL
V CC
I CC
V FLOAT
PARAMETER
Input Supply Voltage
Input Supply Current
V BAT Regulated Output Voltage
CONDITIONS
Charge Mode (Note 4), R PROG = 10k
Standby Mode, Charge Terminated
Shutdown (EN = 5V, V CC < V BAT or V CC < V UV )
0 < T A < 85 ° C
●
●
●
●
MIN
4.3
4.185
4.175
TYP
240
130
20
4.2
4.2
MAX
8
500
300
50
4.215
4.225
UNITS
V
μ A
μ A
μ A
V
V
I BAT
V PROG
BAT Pin Current
PROG Pin Voltage
R PROG = 10k, Constant Current Mode
R PROG = 1.25k, Constant Current Mode
Standby Mode, Charge Terminated, V BAT = 4.2V
Shutdown Mode, V BAT = 4.2V
R PROG = 10k, Constant Current Mode
●
●
●
●
93
760
0.97
100
800
–3.5
± 1
1
107
840
–7
± 5
1.03
mA
mA
μ A
μ A
V
R PROG = 1.25k, Constant Current Mode
0.97
1
1.03
V
V OUT
V CHRG
OUT Output Low Voltage
CHRG Output Low Voltage
I OUT = 5mA
I OUT = 5mA, V CC = 0V, V BAT = 2.55V
I CHRG = 5mA
0.10
0.16
0.1
0.25
0.26
0.25
V
V
V
I TRIKL
V TRIKL
Trickle Charge Current
Trickle Charge Threshold Voltage
V BAT < V TRIKL , R PROG = 10k
V BAT < V TRIKL , R PROG = 1.25k
V BAT Rising
6
60
2.8
10
80
2.9
14
100
3
mA
mA
V
Hysteresis
100
mV
V UV
V CC Undervoltage Lockout
From Low to High
3.7
3.8
3.9
V
Voltage
Hysteresis
200
V
V ASD
R EN
V CC – V BAT Lockout Threshold
Voltage
EN Pin Pull-Down Resistor
V CC from Low to High, V BAT = 4.3V
V CC from High to Low, V BAT = 4.3V
●
145
10
2
190
45
3.4
230
75
5
mV
mV
M ?
4062fb
2
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