LT1054CS8 Linear Technology, LT1054CS8 Datasheet - Page 10

• Manufacturer Part Number: LT1054CS8
• Description: IC VOLT CONV SW-CAP W/REG 8SOIC
• Manufacturer: Linear Technology
• Type: Switched Capacitor (Charge Pump), Doubler, Invertingr

Specifications of LT1054CS8

• 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: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

LT1054/LT1054L
TYPICAL APPLICATIONS
10
100µF
V
V
*SEE FIGURE 3
IN
OUT
= –3.5V TO –15V
1N4002
= 2V
100µF
+
IN
+ (LT1054 VOLTAGE LOSS) + (Q
10µF
+
V
IN
2µF
+
Negative Voltage Doubler
Basic Voltage Inverter
+
1N4002
1N4002
100µF
10µF
FB/SHDN
CAP
GND
CAP
+
LT1054
+
+
–
FB/SHDN
CAP
GND
CAP
LT1054
V
+
–
V
R2
R1
OSC
V
V
OUT
REF
IN
OUT
V
+
=
= 3.5 TO 15V
V
V
OSC
)
OUT
MAX ≈ –2V
REF
V
V
FB/SHDN
CAP
GND
CAP
REF
+
2
LT1054 #1
X
|
V
SATURATION VOLTAGE)
+
–
OUT
– 40mV
+
|
V
V
Q
OSC
OUT
IN
+
REF
10µF
X
V
*
+ [1054 VOLTAGE LOSS + 2(V
+
100µF
2µF
+ 1
LT1054 • TAO2
100µF
)
100mA Regulating Negative Doubler
V
–V
IN
=
LT1054 • TAO4
OUT
+
+
–
+
) )
|
1.21V
V
V
V
OUT
SET
IN
OUT
V
OUT
R
|
R1
40k
R2
500k
X
*
+ 1
, REFER TO FIGURE 5
0.002µF
10µF
DIODE
+
)]
1N4002
1N4002
V
V
V
10µF
REFER TO FIGURE 5
IN
OUT
L
R2
R1
50mA
V
= LT1054 VOLTAGE LOSS
= 3.5V TO 15V
OUT
=
≈ 2V
+
–V
I
)
OUT
V
OUT
REF
2
IN
+
–
≅ 100mA MAX
|
V
– (V
Basic Voltage Inverter/Regulator
OUT
– 40mV
+
10µF
L
|
FB/SHDN
CAP
GND
CAP
+ 2V
3.5 TO 15V
LT1054 #2
100µF
+
+
+ 1
1N4001
+
–
DIODE
V
Positive Doubler
)
IN
=
V
V
OSC
)
OUT
) )
2.2µF
REF
V
|
1.21V
V
+
+
OUT
FB/SHDN
CAP
GND
CAP
|
10µF
20k
+ 1 ,
LT1054
+
+
–
FB/SHDN
CAP
GND
CAP
LT1054 • TAO6
10µF
HP5082-2810
1N4001
LT1054
V
V
V
+
OSC
–
OUT
OUT
REF
V
+
V
V
OSC
OUT
REF
V
V
3.5V TO 15V
+
IN
+
+
100µF
V
0.002µF
PIN 2
LT1054 #1
2µF
IN
R1
R2
LT1054 • TA03
+
LT1054 • TAO5
2µF
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