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PT5022A Datasheet

  • PT5022A

  • POSITIVE INPUT/NEGATIVE OUTPUT INTEGRATED SWITCHING REGULATO...

  • 3頁(yè)

  • TI

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For assistance or to order, call
(800) 531-5782
PT5020
Series
POSITIVE INPUT/NEGATIVE OUTPUT
INTEGRATED SWITCHING REGULATOR
鈥?/div>
Input Voltage Range:
4.75 to 7 Volts
鈥?/div>
Complete Solution With Only
One External Capacitor Required
鈥?/div>
Soft Start
Application Notes
Mechanical Outline
Product Selector Guide
Revised 5/15/98
The Power Trends鈥?PT5020 ISRs
convert a positive input voltage (typ +5V)
to a negative output voltage for a wide
range of analog and communication cir-
cuit applications.
The Plus to Minus ISRs use a 鈥淏uck-
Boost鈥?topology and are packaged in the
3 pin SIP configuration.
Pin-Out Information
Pin
Function
V
in
GND
V
out
Pkg Style 100
2
COM
C2
C3
COM
Ordering Information
PT5021
o
= -3.3 Volts
PT5022
o
= -5 Volts
PT5023
o
= -9 Volts
PT5024
o
= -12 Volts
PT5025
o
= -15 Volts
PT5026
o
= -5.2 Volts
PT5027
o
= -8.0 Volts
PT5028
o
= -6.5 Volts
PT5029
o
= -5.5 Volts
PT5030
o
= -6.0 Volts
PT Series Suffix
(PT12345X)
Case/Pin
Configuration
Vertical Through-Hole
Horizontal Through-Hole
Horizontal Surface Mount
Standard Application
V
IN
(+)
1
2
3
3
V
OUT
(-)
N
A
C
1
PT5020
C
2
= Optional ceramic (1-5碌F)
C
3
= Required Electrolytic (100碌F)
Specifications
Characteristics
(T
a
=25擄C unless noted)
Output Current
Symbols
I
o
Conditions
Over V
in
range V
o
=-3.3V to 6.5V
V
o
=-9V
V
o
=-12V
V
o
=-15V
V
in
= 5V
V
in
= +5V @ max I
o
On start up
V
in
= 5V
I
o
= 0.1 to I
o max
Over V
in
Range
I
o
= I
max
T
a
= -20擄C to shutdown
Over V
in
range
I
min
鈮?/div>
I
o
鈮?/div>
I
max
V
in
=5V, I
o
= I
max
25% load change
V
o
over/undershoot
V
in
=5V, I
o
=0.5 I
max
Over I
o
range
鈥?/div>
Free Air Convection, (40-60 LFM)
Over V
in
and I
o
range
Free Air Convection
(40-60LFM)
Per Mil-STD-883D, Method 2002.3
1 msec, Half Sine, mounted to a fixture
Per Mil-STD-883D, Method 2007.2,
20-2000 Hz, Soldered in a PC board
V
o
=3.3 to 8V
V
o
鈮?/div>
8 V
NOTE: Buck-Boost Topology ISRs are not Short-Circuit Protected.
PT5020 SERIES
Min
0.25*
0.10*
0.10*
0.10*
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
4.75
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
0.8
500
-20
-20
鈥?/div>
-40
鈥?/div>
鈥?/div>
鈥?/div>
Typ
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
1.5 I
o max
1.0
1.0
2 I
o max
鈥?/div>
鹵1.5
鹵0.5
鹵0.5
鹵2
500
3.0
75
1
650
鈥?/div>
鈥?/div>
50
鈥?/div>
500
5
4.5
Max
1.0
0.60
0.50
0.30
鈥?/div>
鈥?/div>
鈥?/div>
鈥?/div>
7**
鹵3
鹵1
鹵1
鹵5
鈥?/div>
5.0
鈥?/div>
1.2
800
+85
+65***
鈥?/div>
+125
鈥?/div>
鈥?/div>
鈥?/div>
Units
A
A
A
A
A
A
mSec
A
V
%V
o
%V
o
%V
o
%V
o
碌Sec
%V
o
%
MHz
kHz
擄C
擄C
擄C/W
擄C
G鈥檚
G鈥檚
grams
Current Limit
Inrush Current
Short Circuit Current
Input Voltage Range
Output Voltage Tolerance
Line Regulation
Load Regulation
V
o
Ripple/Noise
Transient Response
Efficiency
Switching Frequency
Absolute Maximum
Operating Temperature Range
Recommended Operating
Temperature Range
Thermal Resistance
Storage Temperature
Mechanical Shock
Mechanical Vibration
Weight
I
cl
I
ir
t
ir
I
sc
V
in
鈭哣
o
Reg
line
Reg
load
V
n
t
tr
畏
茠
O
T
a
T
a
胃
ja
T
s
* ISR will operate down to no load with reduced specifications.
** For applications with input voltages greater than 7 VDC, use the PT78NR100 Series.
*** See SOA Curves.
42
Power Trends, Inc.
27715 Diehl Road, Warrenville, IL 60555
(800) 531-5782
Fax: (630) 393-6902
http://www.powertrends.com

PT5022A 產(chǎn)品屬性

  • 35

  • 電源 - 板載

  • DC DC Converters

  • PT5020

  • 非隔離（POL）

  • 1

  • 4.75V

  • 7V

  • -5V

  • -

  • -

  • 1A

  • 5W

  • *

  • *

  • 通孔，直角

  • 3-SIP 模塊

  • -

  • 托盤(pán)

  • -20°C ~ 85°C

  • 75%

  • 5W

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