TC7660COA Microchip Technology, TC7660COA Datasheet - Page 3
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TC7660COA
Manufacturer Part Number
TC7660COA
Description
IC CHARGE PUMP DC/DC CONV 8-SOIC
Manufacturer
Microchip Technology
Type
Switched Capacitor (Charge Pump), Invertingr
Datasheet
1.TC7660COA.pdf
(18 pages)
Specifications of TC7660COA
Package / Case
8-SOIC (3.9mm Width)
Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
-1.5 ~ -10 V
Current - Output
20mA
Frequency - Switching
10kHz
Voltage - Input
1.5 ~ 10 V
Operating Temperature
0°C ~ 70°C
Mounting Type
Surface Mount
Power - Output
470mW
Minimum Operating Temperature
0 C
Mounting Style
SMD/SMT
Function
Inverting
Output Voltage
- 10 V to - 1.5 V
Output Current
20 mA
Maximum Operating Temperature
+ 70 C
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Lead Free Status / RoHS Status
Lead free / RoHS Compliant, Lead free / RoHS Compliant
Other names
158-1069
158-1069
158-1069
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
TC7660COA
Manufacturer:
Microchip Technology
Quantity:
1 788
Part Number:
TC7660COA
Manufacturer:
N/A
Quantity:
20 000
2.0
Note: Unless otherwise indicated, C
FIGURE 2-1:
Temperature.
FIGURE 2-2:
vs. Supply Voltage.
FIGURE 2-3:
Oscillator Capacitance.
2002 Microchip Technology Inc.
Note:
TYPICAL PERFORMANCE CURVES
12
10
100
10k
100
8
6
4
2
0
10k
The graphs and tables provided following this note are a statistical summary based on a limited number of
samples and are provided for informational purposes only. The performance characteristics listed herein
are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified
operating range (e.g., outside specified power supply range) and therefore outside the warranted range.
10
1k
10
-55
1k
1
SUPPLY VOLTAGE RANGE
0
OSCILLATOR CAPACITANCE (pF)
-25
1
10
TEMPERATURE ( C)
0
SUPPLY VOLTAGE (V)
2
Operating Voltage vs.
Output Source Resistance
Frequency of Oscillation vs.
+25
3
100
+50
4
+75 +100 +125
5
1000
1
V + = +5V
= C
6
2
7
= 10 µF, ESR
10k
8
C1
= ESR
FIGURE 2-4:
Efficiency vs. Oscillator Frequency.
FIGURE 2-5:
vs. Temperature.
FIGURE 2-6:
Frequency vs. Temperature.
C2
= 1 , T
500
450
400
200
150
100
100
50
20
18
16
14
12
10
98
96
94
92
90
88
86
84
82
80
0
8
6
-55
-55
100
A
I
V + = +5V
OUT
V + = +2V
V + = +5V
I
I
V + = +5V
OUT
OUT
= 25°C. See Figure 1-1.
-25
-25
OSCILLATOR FREQUENCY (Hz)
= 1 mA
= 1 mA
= 15 mA
TEMPERATURE ( C)
TEMPERATURE ( C)
0
0
Power Conversion
Output Source Resistance
Unloaded Oscillator
+25
+25 +50
1k
+50
+75 +100 +125
TC7660
+75 +100 +125
DS21465B-page 3
10k