R1211N002A_06 Datasheet, PDF (14/40 Pages) RICOH electronics devices division – STEP-UP DC/DC CONTROLLER

R1211x
TEST CIRCUITS
• R1211x002A/R1211x002C
∗Oscillator Frequency,
Maximum Duty Cycle, VFB Voltage Test
3.3V
VIN
EXT
VFB
GND DELAY
OSCILLOSCOPE
∗EXT "H" ON Resistance
3.3V
VIN
EXT
VFB
GND DELAY
OSCILLOSCOPE
150Ω
∗DELAY Pin Charge Current
3.3V
VIN
VFB
GND DELAY
A
∗Consumption Current Test
6V
A
VIN
VFB
GND DELAY
∗EXT "L" ON Resistance
3.3V
VIN
EXT
VFB
GND DELAY
150Ω
V
∗DELAY Pin Discharge Current
2.5V
VIN
VFB
GND DELAY
A
0.1V
14