參數(shù)資料
型號(hào): MAX1551-MAX1555
廠商: Maxim Integrated Products, Inc.
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: SOT23 Dual-Input USB/AC Adapter 1-Cell Li+Battery Chargers
中文描述: SOT23封裝雙輸入U(xiǎn)SB / AC適配器1節(jié)鋰電池充電器
文件頁(yè)數(shù): 4/8頁(yè)
文件大?。?/td> 204K
代理商: MAX1551-MAX1555
M
SOT23 Dual-Input USB/AC Adapter 1-Cell Li+
Battery Chargers
4
_______________________________________________________________________________________
Typical Operating Characteristics
(V
DC
= 5V, V
USB
= 0, I
BAT
= 0, C
BAT
= 1μF, T
A
= +25
°
C, unless otherwise noted.)
CHARGE CURRENT
vs. DC VOLTAGE HEADROOM
M
DC VOLTAGE HEADROOM (V
DC
- V
BAT
) (V)
C
0.3
0.2
0.1
0
50
100
150
200
250
300
-50
0
0.5
0.4
V
BAT
= 3.8V, V
DC
FALLING
CHARGE CURRENT
vs. USB VOLTAGE HEADROOM
M
USB VOLTAGE HEADROOM (V
USB
- V
BAT
) (V)
C
0.4
0.3
0.2
0.1
0
20
40
60
80
100
-20
0
0.5
V
DC
= 0, V
BAT
= 3.8V, V
USB
FALLING
DC CHARGE CURRENT
vs. BATTERY VOLTAGE
M
BATTERY VOLTAGE (V)
D
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
50
100
150
200
250
300
-50
0
4.5
USB CHARGE CURRENT
vs. BATTERY VOLTAGE
M
BATTERY VOLTAGE (V)
U
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
20
40
60
80
100
-20
0
4.5
DC CHARGE CURRENT
vs. AMBIENT TEMPERATURE
M
TEMPERATURE (
°
C)
D
75
65
55
45
35
0
50
100
150
200
250
300
-50
25
85
V
BAT
= 3.8V, V
DC
= 5V
THERMAL LIMIT ACTIVATED
BATTERY TERMINATION VOLTAGE
vs. TEMPERATURE
M
TEMPERATURE (
°
C)
B
35
60
10
-15
4.19
4.20
4.21
4.22
4.18
-40
85
BAT OPEN
OFF-BATTERY LEAKAGE CURRENT
vs. DC INPUT VOLTAGE
M
DC OR USB INPUT VOLTAGE (V)
O
μ
A
4
3
2
1
0.5
1.0
1.5
2.0
2.5
0
0
5
V
DC
= 0, SWEEPING USB
0 TO 5V OR V
= 0,
SWEEPING DC 0 TO 5V
V
BAT
= 4.2V
USB-TO-DC TRANSITION WAVEFORM
400ms/div
V
USB
5V/div
V
5V/div
0A
0V
0V
0V
BATTERY
CURRENT
200mA/div
V
2V/div
相關(guān)PDF資料
PDF描述
MAX1551 SOT23. Dual-Input. USB/AC Adapter. 1-Cell Li+ Battery Chargers
MAX1555 SOT23. Dual-Input. USB/AC Adapter. 1-Cell Li+ Battery Chargers
MAX1552 Complete Power IC for Low-Cost PDAs
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