MAX1720EUTG ON Semiconductor, MAX1720EUTG Datasheet - Page 9

• Manufacturer Part Number: MAX1720EUTG
• Description: IC INVERTER CHRG PUMP VOLT 6TSOP
• Manufacturer: ON Semiconductor
• Type: Switched Capacitor (Charge Pump), Invertingr

Specifications of MAX1720EUTG

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: -1.5 ~ -5.5 V, 3 ~ 11 V
• Current - Output: 50mA
• Frequency - Switching: 12kHz
• Voltage - Input: 1.5 ~ 5.5 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: SC-74-6
• Power - Output: 313mW
• Function: Inverting
• Output Voltage: - 5.5 V to - 1.15 V
• Output Current: 100 mA
• Maximum Operating Temperature: + 150 C
• Mounting Style: SMD/SMT
• Operating Supply Voltage (min): 1.15V
• Operating Supply Voltage (max): 5.5V
• Package Type: TSOP
• Pin Count: 6
• Mounting: Surface Mount
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: MAX1720EUTGOS

Figure 25. Tripler Load Regulation, Output Voltage vs. Output Current
Figure 27. Doubler Load Regulation, Output Voltage vs. Output Current
the forward voltage drop of each external diode. The performance characteristics for the above converter are shown below.
Note that curves A and C show the circuit performance with economical 1N4148 diodes, while curves B and D are with lower
loss MBRA120E Schottky diodes.
the forward voltage drop of each external diode. The performance characteristics for the above converter are shown below.
Note that curves A and C show the circuit performance with economical 1N4148 diodes, while curves B and D are with lower
loss MBRA120E Schottky diodes.
A single device can be used to construct a negative voltage tripler. The output voltage is approximately equal to −3V
A single device can be used to construct a positive voltage doubler. The output voltage is approximately equal to 2V
10.0
−10.0
−12.0
−14.0
−16.0
8.0
6.0
4.0
2.0
−2.0
−4.0
−6.0
−8.0
0
0
0
0
T
A
= 25°C
10
A
10
I
out
, OUTPUT CURRENT (mA)
I
C
out
V
in
, OUTPUT CURRENT
20
B
+
20
A
B
D
Figure 26. Positive Output Voltage Doubler
30
1
2
3
Capacitors = 10 mF
30
T
A
= 25°C
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OSC
40
D
C
MAX1720
9
40
50
6
5
4
+
Curve
Curve
A
B
C
D
A
B
C
D
+
V
V
V
out
in
in
3.0
3.0
5.0
5.0
3.0
3.0
5.0
5.0
(V)
(V)
MBRA120E
MBRA120E
MBRA120E
MBRA120E
All Diodes
All Diodes
1N4148
1N4148
1N4148
1N4148
R
R
out
out
267
250
205
195
in
in
32
26
26
21
minus
minus
(W)
(W)