Operating conditions are as follows: Vin=5V, Vo=3.3V, Load
change from Io=0% to Io=100%, TA=25°C, Cin=0F Co=µF
,
.
50
40
30
20
10
0
1
2
3
4
5
0.5
1.5
2.5
3.5
4.5
OUTPUT CURRENT - AMPS
Efficiency
100
EFFICIENCY %
95
90
5.5
Operating conditions are as follows: Vin=5V, Vo=3.3V, Load
change from Io=100% to Io=0%, TA=25°C, Cin=0F, Co=µF.
3.3V 25C
85
2.1V 25C
80
75
0.5
1.5
2.5
3.5
4.5
5.5
OUTPUT CURRENT AMPS
V
o
=3.3V, C
out
-Oµf, V
i
=5V, C
in
=100µf
SUPERSIP26 11/99 REV C
6
Page 3
Ordering Information
Typical examples:
SS
26
-
A
-
A
-
A
Standard configuration 5V to 3.3V
with 1.8V-3.6V trim range
SS
26
-
B
-
A
-
A
Power Good
A
= Pin 7A installed for Power
Good option
B
= Pin omitted (industry standard)
Enable
A
= logic1 or open = ON
logic 0 or gnd = OFF
B
= logic 0 or gnd = ON
logic 1 = OFF
Programming (See Table 2)
A
= Standard 3.3V with Pin 8 open
or program per Table 2.
Pin Out
Pin
1
2
3
4
5
6
7
7A
8
9
Function
V
o
V
o
V
o
GND
GND
V
IN
V
IN
P
good
Trim
Enable
Description
Output Voltage
Output Voltage
Output Voltage
Ground
Ground
Input Voltage
Input Voltage
Power Good Option
Output Voltage Adjust
Enable Option
TOLERANCES
+.008” for 3 place decimals
+ .02” for 2 place decimals
+ .002” for pin diameter
2.50 (63.5)
0.30
(7.62)
Mechanical
0.55 (14.0)
1 2
3 4
5 6 7 7A 8 9
0.14
(3.56)
.200 (5.08)
0.100 (2.54)
OPTIONAL
0.025 (64)
SQUARE TIP
.14 (3.56)
.16 (4.06)
0.28 (7.2)
1.900 (48.26)
The information provided herein is believed to be reliable; however, C&D TECHNOLOGIES assumes no responsibility for inaccuracies or omissions. C&D TECHNOLOGIES
assumes no responsibility for the use of this information, and all use of such information shall be entirely at the user’s own risk. Prices and specifications are subject to change
without notice. No patent rights or licenses to any of the circuits described herein are implied or granted to any third party. C&D TECHNOLOGIES does not authorize or warrant
any C&D TECHNOLOGIES product for use in life support devices/systems or in aircraft control applications.
嵌入式系统
