PT6670 Datasheet, PDF (2/3 Pages) Texas Instruments – 3.3V INPUT 20W BOOST INTEGRATED SWITCHING REGULATOR

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PT6670 Series
Preliminary Specifications (continued)
Characteristics
(T_a = 25°C unless noted)
Switching Frequency
Absolute Maximum
Operating Temperature Range
Recommended Operating
Temperature Range
Thermal Resistance
Storage Temperature
Mechanical Shock
Mechanical Vibration
Weight
Symbols
ƒo
Ta
Ta
θja
Ts
—
—
—
Conditions
3.0V ≤ Vin ≤ 3.6V
0.1A ≤ I_o ≤ I_omax
Free Air Convection (40-60 LFM)
Over V_in and I_o ranges with heat tab
Free Air Convection (40-60 LFM)
—
Per Mil-STD-883D, Method 2002.3
Per Mil-STD-883D, Method 2007.2,
20-2000 Hz, soldered in a PC board
—
PT6670 SERIES
Min
Typ
—
300
-40
—
-40
—
—
TBD
-40
—
—
500
—
7.5
—
14
Max
—
+85
+65
—
+125
—
—
—
Units
kHz
°C
°C
°C/W
°C
G’s
G’s
grams
Note: The PT6670 Series requires two 560µF electrolytic capacitors (input and output) for proper operation in all applications. Please note that this product does not include short circuit protection.
CHARACTERISTIC DATA
PT6670 Series (@ Vin=+3.3V) (See Note 1)
Efficiency vs Output Current
100
90
PT6671
80
PT6672
PT6673
70
60
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
Iout-(Amps)
Ripple vs Output Current
200
180
160
140
120
100
80
60
40
20
0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
Iout-(Amps)
Power Dissipation vs Output Current
6
5
4
3
2
1
0
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
Iout-(Amps)
PT6671
PT6672
PT6673
PT6671
PT6672
PT6673
Note 1: All data listed in the above graphs has been developed from actual products tested at 25°C. This data is considered typical data for the ISR.
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