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TC7660EOA 数据表(PDF) 2 Page - TelCom Semiconductor, Inc

部件名 TC7660EOA
功能描述  CHARGE PUMP DC-TO-DC VOLTAGE CONVERTER
Download  9 Pages
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制造商  TELCOM [TelCom Semiconductor, Inc]
网页  http://www.telcom-semi.com
标志 TELCOM - TelCom Semiconductor, Inc

TC7660EOA 数据表(HTML) 2 Page - TelCom Semiconductor, Inc

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TELCOM SEMICONDUCTOR, INC.
TC7660
CHARGE PUMP DC-TO-DC
VOLTAGE CONVERTER
ABSOLUTE MAXIMUM RATINGS*
Supply Voltage ...................................................... +10.5V
LV and OSC Inputs
Voltage (Note 1) ........................ – 0.3V to (V+ + 0.3V)
for V+ < 5.5V
(V+ – 5.5V) to (V+ + 0.3V)
for V+ > 5.5V
Current Into LV (Note 1) ..................... 20
µA for V+ > 3.5V
Output Short Duration (VSUPPLY ≤ 5.5V) ......... Continuous
Power Dissipation (TA ≤ 70°C) (Note 2)
CerDIP ............................................................800mW
Plastic DIP ...................................................... 730mW
SOIC ...............................................................470mW
Operating Temperature Range
C Suffix .................................................. 0
°C to +70°C
I Suffix ............................................... – 25
°C to +85°C
E Suffix ............................................. – 40
°C to +85°C
M Suffix ........................................... – 55
°C to +125°C
Storage Temperature Range ................ – 65
°C to +150°C
Lead Temperature (Soldering, 10 sec) ................. +300
°C
*Static-sensitive device. Unused devices must be stored in conductive
material. Protect devices from static discharge and static fields. Stresses
above those listed under "Absolute Maximum Ratings" may cause perma-
nent 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.
ELECTRICAL CHARACTERISTICS: Specifications Measured Over Operating Temperature Range With,
V+ = 5V, COSC = 0, Test Circuit (Figure 1), unless otherwise indicated.
Symbol
Parameter
Test Conditions
Min
Typ
Max
Unit
I+
Supply Current
RL =
80
180
µA
V+H
Supply Voltage Range, High
Min
≤ TA ≤ Max,
3
10
V
RL = 10 kΩ, LV Open
V+L
Supply Voltage Range, Low
Min
≤ TA ≤ Max,
1.5
3.5
V
RL = 10 kΩ, LV to GND
ROUT
Output Source Resistance
IOUT = 20mA, TA = 25°C
70
100
IOUT = 20mA, 0°C ≤ TA ≤ +70°C
120
(C Device)
IOUT = 20mA, – 40°C ≤ TA ≤ +85°C
130
(I Device)
IOUT = 20mA, – 55°C ≤ TA ≤ +125°C
104
150
(M Device)
V+ = 2V, IOUT = 3 mA, LV to GND
150
300
0
°C ≤ TA ≤ +70°C
V+ = 2V, IOUT = 3 mA, LV to GND
160
600
– 55
°C ≤ TA ≤ +125°C (Note 3)
FOSC
Oscillator Frequency
Pin 7 open
10
kHz
PEFF
Power Efficiency
RL = 5 kΩ
95
98
%
VOUT EFF
Voltage Conversion Efficiency
RL =
97
99.9
%
ZOSC
Oscillator Impedance
V+ = 2V
1
M
V+ = 5V
100
k
NOTES: 1. Connecting any input terminal to voltages greater than V+ or less than GND may cause destructive latch-up. It is recommended that no
inputs from sources operating from external supplies be applied prior to "power up" of the TC7660.
2. Derate linearly above 50
°C by 5.5 mW/°C.
3. TC7660M only.
4. The TC7660 can be operated without the Dx diode over full temperature and voltage range.


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