LTC1044ACN8 Linear Technology, LTC1044ACN8 Datasheet - Page 4

• Manufacturer Part Number: LTC1044ACN8
• Description: IC CMOS VOLT CONV SW-CAP 8-DIP
• Manufacturer: Linear Technology
• Type: Step-Up (Boost), Switched Capacitor (Charge Pump), Divider, Doubler, Invertingr

Specifications of LTC1044ACN8

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Current - Output: 20mA
• Frequency - Switching: 1kHz ~ 5kHz
• Voltage - Input: 1.5 ~ 12 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Voltage - Output: -
• Power - Output: -

LTC1044A
TYPICAL PERFOR
4
1000
100k
100
100
–10
10k
1k
10
10
–2
–4
–6
–8
10
8
6
4
2
0
1
0
Output Resistance
vs Supply Voltage
Output Voltage
vs Load Current, V
0
Oscillator Frequency as a
Function of C
EXTERNAL CAPACITOR (PIN 7 TO GND)(pF)
1
10 20 30
2
10
SLOPE = 45
3
PIN 1 = OPEN
SUPPLY VOLTAGE (V)
LOAD CURRENT (mA)
4
OSC
40
5
100
, V
50 60 70 80 90 100
6
C
+
7
+
OSC
= 10V
C
= 10V
OSC
8
PIN 1 = V
= 100pF
T
f
1000
OSC
A
LTC1044A • TPC09
= 0pF
9
T
I
W
= 25°C
L
V
T
LTC1044A • TPC15
A
LTC1044A • TPC12
A
+
= 3mA
= 20kHz
= 25°C
10 11 12
= 25°C
= 10V
+
A
10000
U
CE
C
100k
0.1k
– 0.5
–2.0
–2.5
–1.0
–1.5
240
HARA TERISTICS
400
360
320
280
200
160
120
10k
2.5
2.0
1.5
1.0
0.5
80
40
1k
0
0
–55
0 1 2 3
0
Oscillator Frequency
vs Supply Voltage
Output Voltage
vs Load Current, V
Output Resistance
vs Temperature
1
–25
SLOPE = 250
AMBIENT TEMPERATURE (°C)
2
C
SUPPLY VOLTAGE (V)
0
LOAD CURRENT (mA)
V
3
V
V
4 5 6 7
+
+
+
= 10V, f
= 2V, f
= 5V, f
4
25
5
OSC
OSC
OSC
50
+
= 2V
6
= 1kHz
= 5kHz
= 20kHz
C1 = C2 = 10 F
8
75
7
T
f
T
C
OSC
9 10 11 12
A
A
OSC
LTC1044A • TPC13
LTC1044A • G16
LTC1044A • TPC10
= 25°C
= 25°C
8
100
= 1kHz
= 0pF
Using the Test Circuit
9
125
10
100k
10k
100
–1
–2
–3
–4
–5
1k
10
35
20
15
10
30
25
0
5
4
3
2
1
0
5
–55
1
Output Voltage
vs Load Current, V
0
Oscillator Frequency as a
Function of C
Oscillator Frequency
vs Temperature
EXTERNAL CAPACITOR (PIN 7 TO GND)(pF)
10
SLOPE = 80
–25
20
AMBIENT TEMPERATURE (°C)
10
LOAD CURRENT (mA)
0
30
PIN 1 = OPEN
V
+
40
OSC
25
= 5V
100
, V
PIN 1 = V
50
V
+
50
+
= 10V
+
60
= 5V
= 5V
70
+
75
1000
T
f
C
OSC
LTC1044A • TPC17
A
T
OSC
LTC1044A • TPC14
LTC1044A • TPC11
80
= 25°C
A
100
= 25°C
= 5kHz
= 0pF
90
10000
100
125