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參數資料
| 型號： | TC2684EUA |
| 廠商： | Microchip Technology Inc. |
| 英文描述： | Inverting Charge Pump Voltage Doublers |
| 中文描述： | 反相電荷泵倍壓器 |
| 文件頁數： | 2/10頁 |
| 文件大小： | 401K |
| 代理商： | TC2684EUA |
TC2682/TC2683/TC2684
DS21548B-page 2
2002 Microchip Technology Inc.
1.0
ELECTRICAL
CHARACTERISTICS
Absolute Maximum Ratings*
Input Voltage (V
IN
to GND)....................... +6.0V, -0.3V
Output Voltage (V
OUT
to GND)............... -12.0V, +0.3V
Current at V
OUT
Pin.............................................20mA
Short-Circuit Duration V
OUT
to GND ..............Indefinite
Power Dissipation (T
A
≤
70
°
C)
8-Pin MSOP .............................................320mW
Operating Temperature Range.............-40
°
C to +85
°
C
Storage Temperature (Unbiased).......-65
°
C to +150
°
C
*Stresses above those listed under "Absolute Maximum
Ratings" may cause permanent damage to the device. These
are stress ratings only and functional operation of the device
at these or any other conditions above those indicated in the
operation sections of the specifications is not implied.
Exposure to Absolute Maximum Rating conditions for
extended periods may affect device reliability.
TC2682/TC2683/TC2684 ELECTRICAL SPECIFICATIONS
Electrical Characteristics:
T
A
= -40
°
C to +85
°
C, V
IN
= +5V, C1 = C2 = 3.3
μ
F (TC2682), C1 = C2 = 1
μ
F(TC2683),
C1 = C2 = 0.33
μ
F (TC2684) SHDN = GND, Typical values are at T
A
= +25
°
C
Symbol
Parameter
Min
Typ
Max
Units
Device
Test Conditions
I
DD
Supply Current
—
—
—
1.8
—
8.4
24.5
65
95
—
95
225
700
—
—
12
35
125
99
120
160
480
1500
—
5.5
15.6
45.5
170
—
170
μ
A
TC2682
TC2683
TC2684
All
All
TC2682
TC2683
TC2684
All
All
V
MIN
V
MAX
F
OSC
Minimum Supply Voltage
Maximum Supply Voltage
Oscillator Frequency
V
V
R
LOAD
= 1k
R
LOAD
= 1k
kHz
V
EFF
R
OUT
Note
Voltage Conversion Efficiency
Output Resistance
%
R
LOAD
=
∞
I
LOAD
= 0.5mA to 10mA (Note 1)
1:
Capacitor contribution is approximately 20% of the output impedance (ESR = 1/ pump frequency x capacitance).
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