SCI7660C0B/M0B
■ ABSOLUTE MAXIMAM RATINGS
(Ta = 25°C)
Rating
Input voltage
Symbol
VI
Value
-10.0 to 0.5
Unit
V
Output voltage
VO
Min. -20.0
V
Power dissipation
PD
300 (DIP-8pin) / 150 (SOP4-8pin)
-40 to 85
mW
°C
°C
–
Operating temperature
Storage temperature
Soldering temperature and time
Topr
Tstg
Tsol
-65 to 150
260°C, 10s (at lead)
Note: When this IC is soldered in the solder-reflow process, be sure to maintain the reflow furnace at the curve shown in “Fig.
3-5 Temperature Profile for Standard SMD Package (QFP, SOP, PLCC and etc.) of this DATA BOOK. And this IC can
not be exposed to high temperature of the solder dipping.
■ ELECTRICAL CHARACTERISTICS
(VI = -5V, Ta = -40 to 85°C)
Characteristic
Input voltage
Symbol
VI
Condition
Min.
-8.0
-16.0
–
Typ.
–
Max.
-1.5
–
Unit
V
Output voltage
VO
–
V
Booster current consumption
Stationary current
Iopr
IQ
RL = ∞, ROSC = 1MΩ, VI = -5V
RL = ∞, VI = -8V
20
–
30
µA
µA
Ω
–
2.0
100
–
Output impedamce
RO
IO = 10mA, VI = -5V
IO = 5mA, VI = -5V
–
75
95
–
Booster power conversion efficiency
Input leakage current
Oscillation frequency
Peff
ILI
90
–
%
OSC1 terminal, VI = -8V
ROSC = 1MΩ, VI = -5V
2.0
24
µA
kHz
fOSC
16
20
■ RECOMMENDED OPERATING CONDITIONS
(Ta = -40 to 85°C)
Condition
Symbol
Remark
Min.
Typ.
Max.
Unit
R
OSC = 1MΩ, CL/C2
≤ 1/20*1
VSTA1
–
–
-1.5
V
Booster start voltage
C2 ≥ 10µF Ta = -20 to 85°C
ROSC = 1MΩ
VSTA2
VSTP
RL
–
–
–
–
–
–
–
–
-2.2
–
V
V
Booster stop voltage
Output load resistance
Output current
ROSC = 1MΩ
-1.5
Min.*2
R
L
–
Ω
IO
–
30
30
2000
–
mA
kHz
kΩ
µF
Oscillation frequency
External resistance for oscillation
Capacitor for booster
fOSC
10
ROSC
C1,C2,C3
680
3.3
Notes: *1: Recommended circuity in low voltage operation is shown below.
*2: RL Min. depends on input voltage as shown below.
2
EPSON [ EPSON COMPANY ]
