参数资料
型号: MAX1667EAP+T
厂商: Maxim Integrated Products
文件页数: 8/26页
文件大小: 0K
描述: IC SMART BATT CHGR LEVEL2 20SSOP
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 2,000
功能: 充电管理
电池化学: 所有电池类型
电源电压: 7.5 V ~ 28 V
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 20-SSOP(0.209",5.30mm 宽)
供应商设备封装: 20-SSOP
包装: 带卷 (TR)
Chemistry-Independent,
Level 2 Smart Battery Charger
Typical Operating Characteristics (continued)
(Circuit of Figure 7, T A = +25°C, unless otherwise noted.)
V REF vs. TEMPERATURE
EFFICIENCY vs. LOAD CURRENT
(VOLTAGE REGULATION)
EFFICIENCY vs. BATT VOLTAGE
(CURRENT REGULATION)
4.110
4.105
4.100
100
95
90
85
D
E
C
A
B
100
95
90
85
A
B
C
80
80
4.095
75
75
4.090
70
65
A: V DCIN = 20V, V BATT = 17V
B: V DCIN = 16V, V BATT = 12.75V
70
65
4.085
4.080
-40
V DCIN = 20V
-20 0
20
40
60
80
100
60
55
50
0
C: V DCIN = 20V, V BATT = 12.75V
D: V DCIN = 16V, V BATT = 8.5V
E: V DCIN = 20V, V BATT = 8.5V
1000 2000 3000
4000
60
55
50
0
2
4
A: V DCIN = 16V, I LOAD = 2A
B: V DCIN = 20V, I LOAD = 2A
C: V DCIN = 20V, I LOAD = 600mA
6 8 10 12 14 16
18
TEMPERATURE ( ° C)
OUTPUT V-I CHARACTERISTIC
(SWITCHING REGULATOR)
0.001
0.01
0.1
1.0
LOAD CURRENT (mA)
8
7
6
5
4
3
BATT VOLTAGE (V)
OUTPUT V-I CHARACTERISTIC
(LINEAR SOURCE)
10
V DCIN = 20V
ChargingVoltage() = 17,408mV
ChargingCurrent() = 1920mA
V REF = 4.096V
2
1
V DCIN = 20V
ChargingVoltage() = 17,408mV
ChargingCurrent() = 1 to 127mA
100
0
400
800 1200 1600
2000
0
0
2
4
6
8 10 12 14 16 18 20
1.0
LOAD CURRENT (mA)
BATT VOLTAGE ERROR
vs. ChargingVoltage() CODE
15
V IOUT (V)
LOAD CURRENT ERROR
0.8
0.6
0.4
0.2
0
-0.2
-0.4
-0.6
V DCIN = 20V
MEASURED AT AVAILABLE
ChargingVoltage() CODES
I LOAD = 3mA
I LOAD = 600mA
10
5
0
V DCIN =20V
V BATT = 12.75V
MEASURED AT AVAILABLE
ChargingCurrent() CODES
-0.8
-1.0
-5
0
2k 4k 6k 8k 10k 12k 14k 16k 18k 20k
ChargingVoltage() CODE
0
500 1000 1500 2000 2500 3000 3500 4000
CODE
8
_______________________________________________________________________________________
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