LT1054CN8 Linear Technology, LT1054CN8 Datasheet - Page 12

• Manufacturer Part Number: LT1054CN8
• Description: IC VOLT CONV SW-CAP W/REG 8-DIP
• Manufacturer: Linear Technology
• Type: Switched Capacitor (Charge Pump), Doubler, Invertingr

Specifications of LT1054CN8

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: Adjustable
• Current - Output: 100mA
• Frequency - Switching: 25kHz
• Voltage - Input: 3.5 ~ 15 V
• Operating Temperature: 0°C ~ 100°C
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

LT1054/LT1054L
TYPICAL APPLICATIONS
12
1/2W
REFER TO FIGURE 5
R2
R1
10
3.5V TO 5.5V
=
)
V
V
V
V
I
IN
OUT(MAX)
IN
OUT
REF
2
+
10µF
20k
10µF
1N914
1N914
|
= 3.5V TO 5.5V
V
OUT
= 5V
– 40mV
10µF
+
1N914
|
= 50mA
+
+ 1
FB/SHDN
CAP
GND
CAP
)
LT1054 #1
=
+
–
) )
FB/SHDN
CAP
GND
CAP
|
1.21V
V
+
LT1054
OUT
+
–
FB/SHDN
CAP
GND
CAP
V
V
OSC
OUT
5µF
REF
|
V
LT1054
+ 1 ,
+
+
–
5µF
V
V
OSC
+
OUT
REF
V
Regulating 200mA, 12V to – 5V Converter
12V
Digitally Programmable Negative Supply
+
V
V
OSC
OUT
REF
39.2k
V
R1
15V
+
+
R2
200k
20k
+
3.5V to 5V Regulator
R1
20k
1N5817
200µF
100µF
20k
+
V
V
I
OUT
OUT
OUT
5µF
0.002µF
= –V
= 0mA to 200mA
= –5V
0.002µF
LT1004-2.5
2.5V
IN
10µF
(PROGRAMMED)
R2
125k
125k
2N2219
R2
+
16
+
1/2W
10
1µF
100µF
+
14
FB/SHDN
CAP
GND
CAP
AD558
LT1054 #2
3k
+
–
1N914
11
13
V
V
OSC
1
2
3
4
+
–
OUT
REF
LT1054 • TA11
V
LTC1044
+
V
12
OUT
20k
LT1054 • TA12
= 5V
8
7
6
5
DIGITAL
INPUT
HP5082-2810
LT1054 • TA10
+
1µF
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