R1211D002B RICOH [RICOH electronics devices division], R1211D002B Datasheet - Page 14
R1211D002B
Manufacturer Part Number
R1211D002B
Description
STEP-UP DC/DC CONTROLLER
Manufacturer
RICOH [RICOH electronics devices division]
Datasheet
1.R1211D002B.pdf
(40 pages)
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Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
R1211D002B-TR
Manufacturer:
RICOH
Quantity:
37 000
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14
•
TEST CIRCUITS
R1211x
R1211x002A/R1211x002C
Maximum Duty Cycle, V
∗EXT "H" ON Resistance
∗DELAY Pin Charge Current
∗Oscillator Frequency,
3.3V
3.3V
3.3V
V
GND
V
GND
V
GND
IN
IN
IN
DELAY
DELAY
DELAY
EXT
EXT
V
V
V
FB
FB
FB
OSCILLOSCOPE
FB
A
Voltage Test
OSCILLOSCOPE
150
∗Consumption Current Test
∗EXT "L" ON Resistance
∗DELAY Pin Discharge Current
6V
3.3V
2.5V
A
V
GND
V
GND
IN
IN
DELAY
DELAY
V
GND
IN
EXT
V
V
FB
FB
DELAY
V
V
FB
A
150
0.1V
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