LTC1550LCMS8#TRPBF Linear Technology, LTC1550LCMS8#TRPBF Datasheet - Page 4

• Manufacturer Part Number: LTC1550LCMS8#TRPBF
• Description: IC VOLT INV REGLTD SW-CAP 8-MSOP
• Manufacturer: Linear Technology
• Type: Switched Capacitor (Charge Pump), Invertingr

Specifications of LTC1550LCMS8#TRPBF

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: Adjustable
• Current - Output: 20mA
• Frequency - Switching: 900kHz
• Voltage - Input: 2.7 ~ 5.5 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -

LTC1550L/LTC1551L
TYPICAL PERFORMANCE CHARACTERISTICS
POWER VALID
4
975
925
775
675
875
825
725
80
70
60
50
40
30
20
10
–55 –35 –15
0
SHDN
Oscillator Frequency vs
Temperature
2.25
V
OUT
Maximum Output Current
vs Supply Voltage
V
V
– 4.1V
CC
OUT
T
V
5V
0V
0V
5V
0V
A
OUT
= 5V
= 25 C
2.75
= –4.1V
Startup Time (LTC1550L Shown)
= –2V
TEMPERATURE (˚C)
SUPPLY VOLTAGE (V)
5
3.25
25
V
3.75
OUT
45
V
0.2ms/DIV
= –4.1V
OUT
65
4.25
= –2.5V
W
85 105 125
1550L/51L G01
4.75
1550L/51L G04
U
5.25
1550/51 G07
COUPLED
5.0
4.5
4.0
3.5
3.0
2.5
5mV/DIV
I
2.5
2.0
1.5
1.0
0.5
OUT
–55 –35 –15
0
10mA
Supply Current vs Temperature
2.25
V
0mA
OUT
Start-Up Time vs Supply Voltage
AC
V
V
CC
OUT
T
A
Load Transient Response
(See Figure 3, V
= 5V
= 25 C
2.75
= – 4.1V
TEMPERATURE ( C)
SUPPLY VOLTAGE (V)
5
3.25
25
V
R
OUT
L
3.75
= 390
45
= –2V
1ms/DIV
CC
65
4.25
V
R
= 5V)
OUT
L
= 820
85 105 125
= –4.1V
1550L/51L G02
4.75
1550L/51L G05
1550/51 G08
5.25
V
COUPLED
CC
1.238
1.236
1.234
1.232
1.230
1.228
1.226
1.224
1.222
1.220
1.218
5mV/DIV
1.24
5.25V
4.75V
V
6.0
5.6
5.2
4.8
4.4
4.0
3.6
3.2
2.8
2.4
2.0
OUT
AC
4
Reference Voltage vs V
–5
Minimum Required V
vs V
Line Transient Response
(See Figure 3, I
4.5
T
A
= 25 C
OUT
5
–4
5.5
I
OUT
and I
OUTPUT VOLTAGE (V)
6
V
CC
= 5mA
6.5
I
–3
OUT
+ |V
OUT
2ms/DIV
7
L
OUT
= 20mA
7.5
= 10mA)
| (V)
–2
8
CC
I
CC
OUT
8.5
+ |V
= 10mA
1550L/51L G06
–1
9
1550L/51L G03
9.5
OUT
1550/51 G09
10
|
0