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參數(shù)資料
| 型號： | TA8044AF |
| 廠商： | Toshiba Corporation |
| 英文描述： | ECONOLINE: RB & RA - Dual Output from a Single Input Rail- Power Sharing on Output- Industry Standard Pinout- 1kVDC & 2kVDC Isolation- Custom Solutions Available- UL94V-0 Package Material- Efficiency to 85% |
| 中文描述： | 3.3 / 5V的雙電壓調(diào)節(jié)器，帶有看門狗定時器 |
| 文件頁數(shù)： | 6/10頁 |
| 文件大小： | 199K |
| 代理商： | TA8044AF |
TA8044AF
2002-02-27
6
ELECTRICAL CHARACTERISTICS
Vin = 6 to 16V, I
LOAD-1
= 10mA, I
LOAD-2
= 10mA,
Ta =
40~125°C unless otherwise specified
CHARACTERISTIC
SYMBOL
PIN
TEST
CIR-
CUIT
TEST CONDITION
MIN
TYP.
MAX
UNIT
―
Ta
=
40~105°C
3.28
3.4
3.52
V
REG
-1
V
CC
-1
―
Ta =
40~125°C
3.25
3.4
3.55
―
Ta =
40~105°C
4.85
5.0
5.15
Output Voltage
V
REG
-2
V
CC
-2
―
Ta =
40~125°C
4.82
5.0
5.15
V
Input Stability
V
LINE
V
CC
-1 / 2
―
V
IN
= 6~40V
―
0.1
0.5
%
V
LOAD
-1
V
CC
-1
―
I
LOAD
= 1~200mA
―
0.2
1.0
Load Stability
V
LOAD-2
V
CC
-2
―
I
LOAD
= 1~300mA
―
0.2
1.0
%
Temperature Coefficient
V
CC
-1 / 2
―
―
0.01
―
% / °C
Input Current
I
IN
EN
―
V
IN
=5V
―
0.1
0.2
mA
V
IH
―
2
―
―
Input Voltage
V
IL
EN
―
―
―
0.8
V
Output Voltage
V
OL
RESET
―
I
OL
= 2mA
―
―
0.3
V
Output Leakage Current
I
LEAK
RESET
―
V
IN
= V
CC2
―
―
5
μA
Input Current
I
IN
TC
―
V
IN
= 0~3.5V
3
―
3
μA
V
IH
―
―
4
―
Threshold Voltage
V
IL
TC
―
―
2
―
V
Input Current
I
IN
CK
―
V
IN
= 5V
―
0.18
0.35
mA
V
IH
―
2
―
―
Input Voltage
V
IL
CK
―
―
―
0.5
V
Current Limiter
I
LIMIT
V
CC
-1
―
―
150
―
mA
Current Limiter Detection
VLIMIT
V
CC
-2
―
―
0.3
―
V
Standby Current
I
ST
*1
V
IN
= 14V , EN = “ L ”
―
400
800
μA
Current Consumption
I
CC
*1
V
IN
= 14V , EN = “ H ”
―
3
5
mA
V
TH1
―
3.0
3.15
3.3
V
TH1
V
CC
-1
―
V
CC
-1
V
TH1
0.2
0.25
0.3
V
TH2
―
4.5
4.7
4.87
Reset Detection Voltage
V
TH2
V
CC
-2
―
V
CC
-2
V
TH2
0.25
0.30
0.35
V
Power-on Reset
T
POR
RESET
―
1.3×
C
T
×R
T
1.6×
C
T
×R
T
1.9×
C
T
×R
T
Watchdog Timer
T
WD
RESET
―
0.9×
C
T
×R
T
1.1×
C
T
×R
T
1.3 ×
C
T
×R
T
Reset Timer
T
RST
RESET
―
0.3×
C
T
0.7×
C
T
1.5×
C
T
ms
Clock Pulse Width
T
W
CK
―
3
―
―
μs
Note1: The unit for C
T
is μF, the unit for R
T
is k
.
*1 See EXAMPLE OF APPLICATION CIRCUIT(1)
Note2: The specification values of power-on reset, watchdog timer and reset timer above are intended to guarantee
the IC itself. Note that the fluctuations of C
T
and R
T
values should be taken into consideration for practical
use of the IC.
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