参数资料
型号: ISL54226IRUZ-T7A
厂商: Intersil
文件页数: 10/17页
文件大小: 0K
描述: IC USB SWITCH DPST OVP 8TQFN
标准包装: 1
功能: 开关
电路: 2 x SPST
导通状态电阻: 17 欧姆
电压电源: 单电源
电压 - 电源,单路/双路(±): 2.7 V ~ 5.25 V
电流 - 电源: 45µA
工作温度: -40°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-XFQFN
供应商设备封装: 8-UTQFN(1.2x1.4)
包装: 标准包装
其它名称: ISL54226IRUZ-T7ADKR
ISL54226
2
FN7614.1
September 12, 2013
Pin Configurations
ISL54226
(8 LD 1.2x1.4 TQFN)
TOP VIEW
ISL54226
(8 LD 2x2 TDFN)
TOP VIEW
NOTE:
1. Switches Shown for OE/ALM = Logic “0”.
2
4
OE/
A
L
M
COM
-
GND
COM
+
D-
3
1
5
6
7
VDD
8
D+
INT
OVP
LOGIC
4M
VDD
D+
COM-
COM+
D-
1
2
3
4
8
7
6
5
GND
INT
OE/ALM
PD
OVP
4M
LOGIC
Pin Descriptions
TQFN
TDFN
PIN
NAME
DESCRIPTION
41
INT
Charger Mode Interrupt Output
5
2
D+
USB Data Port
63
COM+
USB Data Port
74
GND
Ground Connection
85
COM-
USB Data Port
16
D-
USB Data Port
2
7
OE/ALM Switch Enable/Alarm (Open Drain)
Drive Low to Open Switches
Outputs are Low when OVP is Activated
38
VDD
Power Supply
-
PD
Thermal Pad. Tie to Ground or Float
Truth Table
INPUT
OUTPUT
SIGNAL AT COM
PINS
OE/ALM
D-, D+
INT
OE/ALM
STATE
0V to 3.6V
0
OFF
High
Low
Normal
0V to 3.6V
1
ON
High
Normal
Overvoltage
Range
0OFF
High
Low
OVP
Overvoltage
Range
1OFF
High
Low
OVP
COM Pins Tied
Together
0OFF
Low
Charger
Port (CP)
COM Pins Tied
Together
1
ON
High
Normal
Logic “0” when
≤0.5V, Logic “1” when ≥1.4V with a 2.7V to 3.6V Supply.
TABLE 1. OVP TRIP POINT VOLTAGE
SYSTEM VOLTAGE CONDITIONS
TRIP POINT
CODEC SUPPLY
SWITCH SUPPLY (VDD)
COMs SHORTED TO
PROTECTED
MIN
MAX
2.7V to 3.3V
2.7V to 5.25V
VBUS
Yes
3.62V
3.95V
2.7V to 3.3V
2.7V to 5.25V
-5V
Yes
-0.6V
-0.29V
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