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TS2596 датащи(PDF) 2 Page - Taiwan Semiconductor Company, Ltd

номер детали TS2596
подробное описание детали  3A / 150KHz Buck Dc-Dc Converter
PDF  9 Pages
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производитель  TSC [Taiwan Semiconductor Company, Ltd]
домашняя страница  http://www.taiwansemi.com
Logo TSC - Taiwan Semiconductor Company, Ltd

TS2596 датащи(HTML) 2 Page - Taiwan Semiconductor Company, Ltd

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TS2596
3A / 150KHz Buck Dc-Dc Converter
2/9
Version: E13
Thermal Information
Parameter
Symbol
Maximum
Unit
Thermal Resistance* (Junction to Case)
TO-220-5L
ӨJC
2
oC/W
TO-263-5L
2
Thermal Resistance* (Junction to Ambient)
TO-220-5L
ӨJA
50
oC/W
TO-263-5L
50
Note: ӨJA is measured with the PCB copper area (need connect to GROUND pins) of approximately 1.5 in
2 (Multi-
layer)
Electrical Specifications (All Output Voltage Version)
(Ta = 25
oC unless otherwise noted, V
IN=12V for 3.3V, 5V, Adjustable version. ILOAD =0.3A)
Parameter
Symbol
Test Condition
Min
Typ
Max
Unit
Output Feedback
ADJ
VFB
4.5V≤ VIN ≤40V
0.2A≤ ILOAD ≤3A
1.180
1.23
1.280
V
Efficiency
η
VIN =12V, ILOAD =3A, VOUT =5V
--
77
--
%
Output Feedback
3.3V
VFB
4.75V≤ VIN ≤40V
0.2A≤ ILOAD ≤3A
3.135
3.3V
3.465
V
Efficiency
η
VIN =12V, ILOAD =3A
--
75
--
%
Output Feedback
5V
VFB
7V≤ VIN ≤40V
0.2A≤ ILOAD ≤3A
4.75
5
5.25
V
Efficiency
η
VIN =12V, ILOAD =3A
--
80
--
%
Feedback Bias Current
IFB
VFB =1.3V (Adj version only)
--
10
100
nA
Oscillator Frequency
FOSC
127
150
173
KHz
Soft-Start Time
TSS
Rising edge of EN on to ICL
--
3
--
mS
Current Limit
ICL
Pear Current, no outside circuit
VFB =0V force driver on
3.3
--
--
A
Oscillator Frequency of Short Circuit
Protect
FSCP
When current limit occurred and
VFB <0.5V, Ta = 25
oC
110
150
173
KHz
Saturation Voltage
VSAT
IOUT=3A, No outside circuit
VFB =0V force driver on
--
1.15
1.50
V
ON/OFF Pin Logic Input Threshold
Voltage
VIL
Low (regulator ON)
--
1.3
0.6
V
VIH
High (regulator OFF)
2.0
--
ON/OFF Pin Logic Input Current
IH
VLOGIC =2.5V (OFF)
--
5
15
µA
IL
VLOGIC =0.5V (ON)
--
0.02
5
Maximum Duty Cycle (ON)
DC
VFB =0V force driver on
--
100
--
%
Maximum Duty Cycle (OFF)
VFB =12V force driver off
--
0
--
Quiescent Current
IQ
VFB =12V force driver off
--
5
10
mA
Standby Quiescent Current
ISTBY
ON/OFF pin=5V
--
80
200
µA
VIN =40V
250
SW Pin Leakage
Current
SW pin = 0
ISWL
No outside circuit,
VFB =12V force driver off
--
0.3
2
mA
SW pin = -1
VIN =12V
--
7.5
30
mA



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