Specifications; Absolute Maximum Ratings - Epson SCI 7654 Series Technical Manual

Dc/dc converter & voltage regulator
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SPECIFICATIONS

Absolute Maximum Ratings

Items
Input supply voltage
V
Input terminal voltage
V
Output voltage
V
Allowable dissipation
Working temperature
Storage temperature
Soldering temperature
and time
Notes
1. Using the IC under conditions exceeding the aforementioned absolute maximum ratings may lead to permanent destruction of
the IC. Also, if an IC is operated at the absolute maximum ratings for a longer period of time, its functional reliability may be
substantially deteriorated.
2. All the voltage ratings are based on V
3. The output terminals (V
,V
O
terminals to apply an external voltage. In case the using specifications unavoidably call for application of an external voltage,
keep such voltage below the voltage ratings given above.
Reconmmended Operating Conditions
V
= 0V, Ta = –40 to 85˚C unless otherwise noted
DD
Parameter
Oscillator startup voltage
Oscillator shutdown voltage
Load resistance
Output current
Clock frequency
RC oscillator network resistance
Capacitance
Stabilization voltage sensing resis-
tance
Notes
1. The recommended circuit configuration for low-valtage operation (when V
the following figure. Note that diode D1 should have a maximum forward voltage of 0.6V with 1.0mA forward current.
2. R
min can be varied depending on the input voltage.
L
SCI7000 Series
Technical Manual
Codes
Ratings
–20/N to V
– V
I
DD
DD
V
– 0.3 to V
I
DD
– V
I
DD
V
– 0.3 to V
O
DD
–20 to V
DD
– V
O
DD
V
to V
+ 0.3
O
DD
Pd
Max. 300
Topr
–40 to 85
Tstg
–55 to 150
260 C
Tsol
10 s (at leads)
= 0V.
DD
) are meant to output boosted voltage or stabilized boosted voltage. They, therefore, are not the
REG
Symbol
R
=1M
OSC
C
= 10 F, C
3
Ta = –40 to 85˚C.
V
STA
See note 1.
R
= 1M
OSC
V
R
= 1M
STP
OSC
R
L
I
O
f
OSC
R
OSC
C
, C
, C
1
2
3
R
RV
EPSON
Units
N = 2: Boosting to a double voltage
+ 0.3
V
N = 3: Boosting to a triple voltage
V
+ 0.3
OSC1, OSC2, POFF
+ 0.3
V
TC1, TC2, RV
+ 0.3
V
V
O
V
V
REG
mW
C
Plastic package
C
Conditions
Min.
/C
1/20,
L
3
–1.8
R
min.
L
See note 2.
10.0
680
3.3
100
is between –1.2V and –2.2V) is shown in
I
SCI7661 Series
Remarks
Note 3)
Note 3)
Rating
Unit
Typ.
Max.
–1.8
V
–2.2
V
mA
20.0
30.0
kHz
k
2,000
F
1,000
k
2–3

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