| No. |
Part Name |
Description |
Manufacturer |
| 1951 |
R1210N311D-TL |
PWM step-up DC/DC converter. Output voltage 3.1V. Oscillator frequency 180kHz without a frequency change-over cicuit. Taping specification TL |
Ricoh |
| 1952 |
R1210N311D-TR |
PWM step-up DC/DC converter. Output voltage 3.1V. Oscillator frequency 180kHz without a frequency change-over cicuit. Standard taping specification TR |
Ricoh |
| 1953 |
R1210N312C-TL |
PWM step-up DC/DC converter. Output voltage 3.1V. External tr. driver. Oscillator frequency 100kHz. Taping specification TL |
Ricoh |
| 1954 |
R1210N312C-TR |
PWM step-up DC/DC converter. Output voltage 3.1V. External tr. driver. Oscillator frequency 100kHz. Standard taping specification TR |
Ricoh |
| 1955 |
R1210N312D-TL |
PWM step-up DC/DC converter. Output voltage 3.1V. External tr. driver. Oscillator frequency 180kHz. Taping specification TL |
Ricoh |
| 1956 |
R1210N312D-TR |
PWM step-up DC/DC converter. Output voltage 3.1V. External tr. driver. Oscillator frequency 180kHz. Standard taping specification TR |
Ricoh |
| 1957 |
R1221N31AA-TR |
Step-down DC/DC converter with voltage detector. Output voltage (Vout) 3.1V. Detector threshold (-Vdet) 3.0V. Oscillator frequency 300kHz |
Ricoh |
| 1958 |
R1221N31AB-TR |
Step-down DC/DC converter with voltage detector. Output voltage (Vout) 3.1V. Detector threshold (-Vdet) 3.0V. Oscillator frequency 500kHz |
Ricoh |
| 1959 |
R1221N31AC-TR |
Step-down DC/DC converter with voltage detector. Output voltage (Vout) 3.1V. Detector threshold (-Vdet) 3.0V. Oscillator frequency 300kHz |
Ricoh |
| 1960 |
R1221N31AD-TR |
Step-down DC/DC converter with voltage detector. Output voltage (Vout) 3.1V. Detector threshold (-Vdet) 3.0V. Oscillator frequency 500kHz |
Ricoh |
| 1961 |
R1221N31AE-TR |
Step-down DC/DC converter with voltage detector. Output voltage (Vout) 3.1V. Detector threshold (-Vdet) 3.0V. Oscillator frequency 300kHz |
Ricoh |
| 1962 |
R1221N31AF-TR |
Step-down DC/DC converter with voltage detector. Output voltage (Vout) 3.1V. Detector threshold (-Vdet) 3.0V. Oscillator frequency 500kHz |
Ricoh |
| 1963 |
R1221N31AG-TR |
Step-down DC/DC converter with voltage detector. Output voltage (Vout) 3.1V. Detector threshold (-Vdet) 3.0V. Oscillator frequency 300kHz |
Ricoh |
| 1964 |
R1221N31AH-TR |
Step-down DC/DC converter with voltage detector. Output voltage (Vout) 3.1V. Detector threshold (-Vdet) 3.0V. Oscillator frequency 500kHz |
Ricoh |
| 1965 |
R1221N31XA-TR |
Step-down DC/DC converter with voltage detector. Output voltage (Vout) 3.1V. Detector threshold (-Vdet). Stepwise setting with a step of 0.1V in the range of 1.2V to 4.5V. Oscillator frequency 300kHz |
Ricoh |
| 1966 |
R1221N31XB-TR |
Step-down DC/DC converter with voltage detector. Output voltage (Vout) 3.1V. Detector threshold (-Vdet). Stepwise setting with a step of 0.1V in the range of 1.2V to 4.5V. Oscillator frequency 500kHz |
Ricoh |
| 1967 |
R1221N31XC-TR |
Step-down DC/DC converter with voltage detector. Output voltage (Vout) 3.1V. Detector threshold (-Vdet). Stepwise setting with a step of 0.1V in the range of 1.2V to 4.5V. Oscillator frequency 300kHz |
Ricoh |
| 1968 |
R1221N31XD-TR |
Step-down DC/DC converter with voltage detector. Output voltage (Vout) 3.1V. Detector threshold (-Vdet). Stepwise setting with a step of 0.1V in the range of 1.2V to 4.5V. Oscillator frequency 500kHz |
Ricoh |
| 1969 |
R1221N31XE-TR |
Step-down DC/DC converter with voltage detector. Output voltage (Vout) 3.1V. Detector threshold (-Vdet). Stepwise setting with a step of 0.1V in the range of 1.2V to 4.5V. Oscillator frequency 300kHz |
Ricoh |
| 1970 |
R1221N31XF-TR |
Step-down DC/DC converter with voltage detector. Output voltage (Vout) 3.1V. Detector threshold (-Vdet). Stepwise setting with a step of 0.1V in the range of 1.2V to 4.5V. Oscillator frequency 500kHz |
Ricoh |
| 1971 |
R1221N31XG-TR |
Step-down DC/DC converter with voltage detector. Output voltage (Vout) 3.1V. Detector threshold (-Vdet). Stepwise setting with a step of 0.1V in the range of 1.2V to 4.5V. Oscillator frequency 300kHz |
Ricoh |
| 1972 |
R1221N31XH-TR |
Step-down DC/DC converter with voltage detector. Output voltage (Vout) 3.1V. Detector threshold (-Vdet). Stepwise setting with a step of 0.1V in the range of 1.2V to 4.5V. Oscillator frequency 500kHz |
Ricoh |
| 1973 |
R1223N312A-TL |
PWM/VFM step-down DC/DC converter with low supply current by CMOS. Output voltage 3.1V. Oscillator frequency 300kHz. Taping specification TL |
Ricoh |
| 1974 |
R1223N312A-TR |
PWM/VFM step-down DC/DC converter with low supply current by CMOS. Output voltage 3.1V. Oscillator frequency 300kHz. Standard taping specification TR |
Ricoh |
| 1975 |
R1223N312B-TL |
PWM/VFM step-down DC/DC converter with low supply current by CMOS. Output voltage 3.1V. Oscillator frequency 500kHz. Taping specification TL |
Ricoh |
| 1976 |
R1223N312B-TR |
PWM/VFM step-down DC/DC converter with low supply current by CMOS. Output voltage 3.1V. Oscillator frequency 500kHz. Standard taping specification TR |
Ricoh |
| 1977 |
R1223N312C-TL |
Step-down DC/DC converter with low supply current by CMOS. Output voltage 3.1V. Oscillator frequency 300kHz. Taping specification TL |
Ricoh |
| 1978 |
R1223N312C-TR |
Step-down DC/DC converter with low supply current by CMOS. Output voltage 3.1V. Oscillator frequency 300kHz. Standard taping specification TR |
Ricoh |
| 1979 |
R1223N312D-TL |
Step-down DC/DC converter with low supply current by CMOS. Output voltage 3.1V. Oscillator frequency 500kHz. Taping specification TL |
Ricoh |
| 1980 |
R1223N312D-TR |
Step-down DC/DC converter with low supply current by CMOS. Output voltage 3.1V. Oscillator frequency 500kHz. Standard taping specification TR |
Ricoh |
| | | |
