TC7660COA Microchip Technology, TC7660COA Datasheet - Page 4

• Manufacturer Part Number: TC7660COA
• Description: IC CHARGE PUMP DC/DC CONV 8-SOIC
• Manufacturer: Microchip Technology
• Type: Switched Capacitor (Charge Pump), Invertingr

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

TC7660
DS21465B-page 4
Note: Unless otherwise indicated, C
FIGURE 2-7:
Current.
FIGURE 2-8:
Conversion Efficiency vs. Load Current.
FIGURE 2-9:
Current.
100
90
80
70
60
50
40
30
20
10
0
-10
-1
-2
-3
-4
-5
-6
-7
-8
-9
-2
0
-1
2
1
0
0
0
10 20 30 40 50 60 70 80 90 100
1.5
V + = +2V
1
LOAD CURRENT (mA)
OUTPUT CURRENT (mA)
LOAD CURRENT (mA)
2
3.0
Output Voltage vs. Output
Supply Current and Power
Output Voltage vs. Load
SLOPE 150
3
4.5
4
6.0
5
LV OPEN
V + = 2V
1
6
7.5
= C
7
9.0
2
= 10 µF, ESR
20
18
16
14
12
10
8
6
4
2
0
8
C1
= ESR
FIGURE 2-10:
Current.
FIGURE 2-11:
Conversion Efficiency vs. Load Current.
C2
= 1 , T
100
90
80
70
60
50
40
30
20
10
0
-1
-2
-3
-4
-5
5
4
3
2
1
0
0
A
V + = +5V
= 25°C. See Figure 1-1.
10
10
LOAD CURRENT (mA)
20
LOAD CURRENT (mA)
20
Output Voltage vs. Load
Supply Current and Power
30
2002 Microchip Technology Inc.
SLOPE 55
30
40
40
50
V + = +5V
60
50
70
60
100
90
80
70
60
50
40
30
20
10
0
80