參數(shù)資料
型號(hào): TPIC0108
廠商: Texas Instruments, Inc.
英文描述: PWM CONTROL INTELLIGENT H-BRIDGE
中文描述: PWM控制智能H橋
文件頁(yè)數(shù): 10/14頁(yè)
文件大?。?/td> 205K
代理商: TPIC0108
TPIC0108B
PWMCONTROL INTELLIGENT H-BRIDGE
SLIS068 – NOVEMBER1998
10
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PRINCIPLES OF OPERATION
DIAGNOSTICS TABLE (see Note 6)
FLAG
IN1
IN2
OUT1
OUT2
STATUS1
STATUS2
0
1
1
1
0
0
0
1
Normal operation
0
0
1
1
0
1
0
1
Z
LS
HS
HS
Z
HS
LS
HS
1
1
1
1
Open circuit between OUT1 and OUT2
0
0
1
1
0
1
0
1
Z
LS
HS
HS
Z
HS
LS
HS
1
0
0
1
Short circuit from OUT1 to OUT2 (see Notes 7 and 8)
0
1
1
0
X
X
X
X
0
0
0
0
Short circuit from OUT1 to GND (see Notes 7 and 8)
1
1
0
1
X
X
X
X
0
0
0
0
Short circuit from OUT2 to GND (see Notes 7 and 8)
0
1
1
1
X
X
X
X
0
0
0
0
Short circuit from OUT1 to VCC (see Notes 7 and 8)
Short circuit from OUT2 to VCC (see Notes 7 and 8)
0
1
X
X
0
0
1
0
X
X
0
0
0
0
0
0
Over temperature (see Note 9)
0
0
1
1
0
1
0
1
Z
Z
Z
Z
Z
Z
Z
Z
1
0
0
0
When wired with a pull-up resistor
In quiescent mode, STATUS2 is pulled down to GND via an internal resistor.
SYMBOL
VALUE
0
Logic low
1
Logic high
HS
High-side MOSFET conducting
LS
Low-side MOSFET conducting
Z
No output transistors conducting
X
Voltage level undefined
NOTES:
6. All input combinations not stated result in STATUS output = 1.
7. STATUS1 active for a minimum of 3
μ
s.
8. STATUS2 active until an input is toggled.
9. Quiescent current consumption can occur only when the temperature drops below the thermal switch-off temperature.
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