PT6427 Datasheet: 3Amp 5V Input Adjustable Integrated Switching Regulator





PT6427 3Amp 5V Input Adjustable Integrated Switching Regulator Datasheet

Part Number PT6427
Description 3Amp 5V Input Adjustable Integrated Switching Regulator
Manufacture Power Trend
Total Page 6 Pages
PDF Download Download PT6427 Datasheet PDF

Features: PT6420 Series 3 Amp 5V Input Adjustable Integrated Switching Regulator SLTS033 A (Revised 6/30/2000) • Adjustable O utput Voltage • 85% Efficiency • Sm all SIP Footprint • Input Voltage Ran ge: 4.5V to 5.5V • Remote Sense Capab ility The PT6420 series from Power Tre nds is a high performance +5V to +3.3V, 3Amp family of 14-Pin SIP (Single In-l ine Package) Integrated Switching Regul ators (ISRs). Only two external capacit ors are required for proper operation. Please note that this product does not include short circuit protection. Stan dard Application Remote Sense 1 VIN 4 ,5,6 C1 + 100µF COM PT6420 7,8,9,10 14 11,12,13 R1 (VOUP) R2 (VODOWN) VO UT C2 + 100µF COM C1 = Required 100µ F electrolytic C2 = Required 100µF ele ctrolytic Specifications Pin-Out Info rmation Pin Function 1 Remote Sense 2 D o not connect 3 Do not connect 4 Vin 5 Vin 6 Vin 7 GND 8 GND 9 GND 10 GND 11 V out 12 Vout 13 Vout 14 Vout Adjust Ord ering Information PT6424… = +1.5 Volts PT6425… = +3.3 Volts PT6426… = +1.8 Vo.

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PT6420 Series
3 Amp 5V Input Adjustable
Integrated Switching Regulator
SLTS033A
(Revised 6/30/2000)
Adjustable Output Voltage
85% Efficiency
Small SIP Footprint
Input Voltage Range: 4.5V to 5.5V
Remote Sense Capability
The PT6420 series from Power
Trends is a high performance +5V to
+3.3V, 3Amp family of 14-Pin SIP
(Single In-line Package) Integrated
Switching Regulators (ISRs). Only
two external capacitors are required
for proper operation.
Please note that this product does
not include short circuit protection.
Standard Application
Remote
Sense
1
VIN 4,5,6
C1 +
100µF
COM
PT6420
7,8,9,10
14
11,12,13
R1
(VOUP)
R2
(VODOWN)
VOUT
C2 +
100µF
COM
C1 = Required 100µF electrolytic
C2 = Required 100µF electrolytic
Specifications
Pin-Out Information
Pin Function
1 Remote Sense
2 Do not connect
3 Do not connect
4 Vin
5 Vin
6 Vin
7 GND
8 GND
9 GND
10 GND
11 Vout
12 Vout
13 Vout
14 Vout Adjust
Ordering Information
PT6424… = +1.5 Volts
PT6425… = +3.3 Volts
PT6426… = +1.8 Volts
PT6427… = +2.1 Volts
PT6428… = +1.2 Volts
PT6429… = +2.5 Volts
Pkg Style 310
PT6420
POWER TRENDS
PT Series Suffix (PT1234X)
Case/Pin
Configuration
Vertical Through-Hole
Horizontal Through-Hole
Horizontal Surface Mount
P
D
E
Note: Back surface
of product is
conducting metal.
Characteristics
(Ta = 25°C unless noted)
Output Current
Current Limit
Input Voltage Range
Output Voltage Tolerance
Line Regulation
Load Regulation
Vo Ripple/Noise
Transient Response
with C2 = 100µF
Efficiency
Symbols
Io
Icl
Vin
Vo
Regline
Regload
Vn
ttr
Vos
η
Switching Frequency
Absolute Maximum
Operating Temperature Range
Recommended Operating
Temperature Range
Thermal Resistance
Storage Temperature
Mechanical Shock
Mechanical Vibration
ƒo
Ta
Ta
θja
Ts
Conditions
4.5V Vin 5.5V
Vin = +5V
0.1A Io 3.0A
Vin = +5V, Io = 3.0A
0°C Ta +70°C
4.5V Vin 5.5V, Io = 3.0A
Vin = +5V, 0.3 Io 3.0A
Vin = 5V, Io = 3.0A
Io step between 1.5A and 3.0A
Vo over/undershoot
Vin = +5V, Io = 1.5A
Vo= 3.3V
Vo= 1.8V
Vo= 2.1V
Vo= 1.2V
4.5V Vin 5.5V
0.3A Io 3.0A
Free Air Convection (40-60 LFM)
At Vin= 5V, Io=2.5A
Free Air Convection (40-60 LFM)
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
PT6420 SERIES
Min Typ
0—
— 3.6
4.5 —
Vo-0.05 3.3
— ±10
— ±10*
— 66
— 200
— 200
— 85
— 74
— 77
— 63
500 650
0—
0—
— 25
-40 —
— 500
— 15
Max
3.0
5.0
5.5
Vo+0.05
±25
±25*
165
800
+85
Units
A
A
V
V
mV
mV
mVpp
µSec
mV
%
%
%
%
kHz
°C
+70**
+125
°C
°C/W
°C
G’s
G’s
Weight
——
— 6.5 — grams
*When used with remote sense function.
**See Thermal Derating chart.
Note: The PT6420 Series requires two 100µF electrolytic or tantalum capacitors for proper operation in all applications.
For technical support and more information, see inside back cover or visit www.ti.com/powertrends

                 






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