参数资料
型号: LTC1732EMS-8.4#PBF
厂商: Linear Technology
文件页数: 2/12页
文件大小: 0K
描述: IC BATTCHRG CNTRLR LI-ION 10MSOP
标准包装: 50
功能: 充电管理
电池化学: 锂离子,镍镉,镍氢
电源电压: 4.5 V ~ 12 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 10-TFSOP,10-MSOP(0.118",3.00mm 宽)
供应商设备封装: 10-MSOP
包装: 管件
产品目录页面: 1340 (CN2011-ZH PDF)
LTC1732-8.4
ABSOLUTE M AXI M U M RATINGS
(Note 1)
Input Supply Voltage (V CC ) ................................... 13.2V
PACKAGE/ORDER I N FOR M ATIO N
ORDER PART
SENSE, DRV, BAT, SEL,
TOP VIEW
NUMBER
TIMER, PROG, CHRG, ACPR ................. – 0.3V to 13.2V
Operating Temperature Range (Note 2) .... – 40 ° to 85 ° C
Storage Temperature Range ................. – 65 ° C to 150 ° C
Lead Temperature (Soldering, 10 sec).................. 300 ° C
BAT
SEL
CHRG
TIMER
GND
1
2
3
4
5
MS10 PACKAGE
10
9
8
7
6
ACPR
SENSE
V CC
DRV
PROG
LTC1732EMS-8.4
MS10 PART MARKING
10-LEAD PLASTIC MSOP
T JMAX = 140 ° C, θ JA = 180 ° C/W
LTWW
Consult LTC Marketing for parts specified with wider operating temperature ranges.
ELECTRICAL CHARACTERISTICS The q denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T A = 25 ° C. V CC = 9V unless otherwise noted.
SYMBOL
V CC
I CC
PARAMETER
Input Supply Voltage
Input Supply Current
CONDITIONS
Charger On, Current Mode
Shutdown Mode
q
q
q
MIN
8.8
TYP
1
1
MAX
12
3
3
UNITS
V
mA
mA
Sleep Mode (Battery Drain Current)
10
30
μ A
V BAT
I BAT
Regulated Output Float Voltage
Current Mode Charge Current
9V ≤ V CC ≤ 12V, V SEL = V CC
R PROG = 19.6k, R SENSE = 0.2 ?
R PROG = 19.6k, R SENSE = 0.2 ?
q
q
8.316
465
415
8.4
500
8.484
535
585
V
mA
mA
R PROG = 97.6k, R SENSE = 0.2 ?
60
100
140
mA
I TRIKL
Trickle Charge Current
V BAT = 4V, R PROG = 19.6k, I TRIKL = (V CC – V SENSE )/0.2 ? q
30
50
125
mA
V TRIKL
V UV
Trickle Charge Threshold Voltage
V CC Undervoltage Lockout Voltage
From Low to High
From Low to High
q
q
4.7
4.9
8.2
5.1
8.7
V
V
? V UV
V CC Undervoltage Lockout Hysteresis
400
mV
V MSD
Manual Shutdown Threshold Voltage
PROG Pin Low to High
PROG Pin High to Low
2.457
2.446
V
V
V ASD
V DIS
I PROG
V PROG
V ACPR
I CHRG
V CHRG
I DRV
Automatic Shutdown Threshold Voltage
Voltage Mode Disable Threshold Voltage
PROG Pin Current
PROG Pin Voltage
ACPR Pin Output Low Voltage
CHRG Pin Weak Pull-Down Current
CHRG Pin Output Low Voltage
Drive Pin Current
(V CC – V BAT ) High to Low
(V CC – V BAT ) Low to High
V DIS = V CC – V TIMER
Internal Pull-Up Current, No R PROG
PROG Pin Source Current, ? V PROG ≤ 5mV
R PROG =19.6k
I ACPR = 5mA
V CHRG = 1V
I CHRG = 5mA
V DRV = V CC – 2V
q
30
40
15
54
69
2.5
2.457
0.6
35
0.6
26
90
100
0.4
300
1.2
55
1.2
mV
mV
V
μ A
μ A
V
V
μ A
V
μ A
17328f
2
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