LTC1877EMS8#TR Linear Technology, LTC1877EMS8#TR Datasheet - Page 14

• Manufacturer Part Number: LTC1877EMS8#TR
• Description: IC BUCK SYNC ADJ .6A 8MSOP
• Manufacturer: Linear Technology
• Type: Step-Down (Buck)r

Specifications of LTC1877EMS8#TR

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 10 V
• Current - Output: 600mA
• Frequency - Switching: 550kHz
• Voltage - Input: 2.65 ~ 10 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

LTC1877
TYPICAL APPLICATIONS
14
***TAIYO YUDEN CERAMIC JMK325BJ226MM
***TAIYO YUDEN CERAMIC JMK325BJ226MM
**TAIYO YUDEN CERAMIC LMK325BJ106MN
**TAIYO YUDEN CERAMIC LMK325BJ106MN
*SUMIDA CD54-150
*TOKO D62CB A920CY-100M
220pF
220pF
Externally Synchronized 2.5V/0.6A Regulator
1
2
3
4
1
2
3
4
Dual Lithium-Ion to 2.5V/0.6A Regulator
RUN
I
V
GND
RUN
I
V
GND
TH
TH
FB
FB
LTC1877
LTC1877
SYNC/MODE
SYNC/MODE
Using All Ceramic Capacitors
Using All Ceramic Capacitors
PLL LPF
PLL LPF
SW
V
SW
V
IN
IN
8
7
6
5
8
7
6
5
15μH*
10μH*
EXT
CLOCK
700kHz
0.01μF
C
10μF
CER
20pF
20pF
IN
**
10k
887k
412k
887k
412k
C
22μF
CER
C
22μF
CER
V
OUT
OUT
V
2.5V/0.6A
C
10μF
CER
IN
OUT
1877 TA05
8.4V
V
4V
TO 10V
IN
V
2.5V/
0.6A
IN
***
OUT
***
**
1877 TA03
***TAIYO YUDEN CERAMIC JMK325BJ226MM
***SANYO POSCAP 6TPA47M
**TAIYO YUDEN CERAMIC LMK325BJ106MN
**TAIYO YUDEN CERAMIC LMK325BJ106MN
*TOKO D62CB A920CY-100M
*SUMIDA CD54-150
220pF
220pF
4-to 6-Cell NiCd/NiMH to 1.8V/0.6A Regulator
1
2
3
4
1
2
3
4
RUN
I
V
GND
RUN
I
V
GND
TH
FB
TH
FB
LTC1877
Low Noise 2.5V/0.3A Regulator
LTC1877
SYNC/MODE
Using All Ceramic Capacitors
SYNC/MODE
PLL LPF
PLL LPF
SW
V
SW
V
IN
IN
8
7
6
5
8
7
6
5
10μH*
15μH*
C
10μF
CER
20pF
20pF
IN
**
887k
698k
887k
412k
C
22μF
CER
C
10μF
CER
C
47μF
6.3V
V
V
1.8V/0.6A
V
2.85V
TO 10V
IN
V
2.5V/0.3A
OUT
OUT
IN
OUT
IN
OUT
9V
**
1877 TA04
1877 TA06
***
***
1877fa