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参数资料
| 型号： | MAX1558HETB+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 8/14页 |
| 文件大小： | 0K |
| 描述： | IC CURR-LIM SW DUAL PROG 10-TDFN |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 应用： | USB |
| 接口： | USB |
| 电源电压： | 2.75 V ~ 5.5 V |
| 封装/外壳： | 10-WFDFN 裸露焊盘 |
| 供应商设备封装： | 10-TDFN-EP（3x3） |
| 包装： | 带卷 (TR) |
| 安装类型： | 表面贴装 |
MAX1558/MAX1558H
Dual, 3mm x 3mm, 1.2A/Programmable-Current
USB Switches with Autoreset
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(VINA = VINB = 5V, VONA = VONB = 0V (MAX1558), VONA = VONB = 5V (MAX1558H), RISET = 26k
Ω to GND, TA = 0°C to +85°C,
unless otherwise noted. Typical values are at TA = +25
°C.) (Note 3)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Output Rise Time
tRISE
COUT_ = 1F, ROUT_ = 10
Ω, (from 10% to
90% of VOUT_)
4ms
Turn-Off Delay from ON
tOFF
ROUT_ = 10
Ω, COUT_ = 1F, does not
include rise time (from ON deasserted to
VOUT_ = 90% VIN_)
100
1000
s
Output Fall Time
tFALL
COUT_ = 1F, ROUT_ = 10
Ω (from 90% to
10% of VOUT_)
3ms
Thermal-Shutdown Threshold
10
°C hysteresis
+160
°C
VIN_ = 2.7V to 4.0V
1.6
ONA/ONB Logic Input High
Voltage
VIH
VIN_ = 4.0V to 5.5V
2.0
V
VIN_ = 2.7V to 4.0V
0.6
ONA/ONB Logic Input Low
Voltage
VIL
VIN_ = 4.0V to 5.5V
0.8
V
Logic Input Current
VON_ = 0V or VIN_
-1
+1
A
FLT_ Output Low Voltage
ISINK = 1mA
0.4
V
FLT_ Output High Leakage
Current
VIN_ = V FLT_ = 5.5V
1
A
Autorestart Current
In latched-off state, VOUT_ = 0V
10
25
50
mA
Autorestart Threshold
In latched-off state, rising
0.4
0.5
0.6
V
Autorestart Delay
In latched-off state, VOUT_ > 1V
8
20
40
ms
ELECTRICAL CHARACTERISTICS
(VINA = VINB = 5V, VONA = VONB = 0V (MAX1558), VONA = VONB = 5V (MAX1558H), RISET = 26k
Ω to GND, TA = -40°C to +85°C,
unless otherwise noted.)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
Supply Voltage Range
2.7
5.5
V
VIN_ = 5V, TA = +25
°C75
Switch On-Resistance
RON
VIN_ = 4.4V, TA = 0
°C to +85°C
105
m
Ω
Standby Supply Current
Both switches disabled
6
A
Quiescent Supply Current
Both switches enabled
75
A
OUT_ Off-Leakage Current
Switches disabled, VOUTA = VOUTB = 0V
10
A
Undervoltage-Lockout Threshold
VUVLO
Rising edge, 3% hysteresis
2.3
2.7
V
Continuous Load Current
RISET = 26k
Ω
1.2
A
RISET = 26k
Ω
1.20
1.60
RISET = 39k
Ω
0.80
1.05
Current-Limit Threshold
VIN_ - VOUT_ = 0.5V
RISET = 60k
Ω
0.50
0.70
A
Peak Short-Circuit Current Limit
ISHORT
VOUT_ = 0V
(IOUT_ pulsing)
RISET = 26k
Ω
1.45
2.60
A(PEAK)
Fault-Blanking Timeout Period
From ILIMIT condition to 50% of V FLT_
840
ms
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