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UCC25702PWTR Datasheet(PDF) 2 Page - Texas Instruments

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Part # UCC25702PWTR
Description  Advanced Voltage Mode Pulse Width Modulator
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

UCC25702PWTR Datasheet(HTML) 2 Page - Texas Instruments

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2
UCC15701/2
UCC25701/2
UCC35701/2
ABSOLUTE MAXIMUM RATINGS
Supply voltage (Supply current limited to 20mA) ........ 15V
Supply Current................................. 20mA
Input pins ( ILIM,VFF,RT,CT,VSCLAMP,SYNC,SS, FB) . . . 6V
Output Current (OUT) DC..................... +/–180mA
Output Current (OUT) Pulse (0.5ms) .............. +/–1.2A
Storage Temperature................... –65°C to +150°C
Junction Temperature ................... –55°C to +150°C
Lead Temperature (Soldering, 10 sec.) ............ +300°C
Note: All voltages are with respect to GND. Currents are posi-
tive into the specified terminal. Consult Packaging Section of
the Databook for thermal limitations and considerations of
packages.
VREF
GND
SS
SYNC
CT
FB
VSCLAMP
1
2
3
4
5
6
7
14
13
12
11
10
9
8
ILIM
COUNT
VFF
RT
VDD
OUT
PGND
CONNECTION DIAGRAMS
DIL-14, SOIC-14, TSSOP-14 (TOP VIEW)
N or J, D, PW PACKAGE
ELECTRICAL CHARACTERISTICS:Unless otherwise specified, VDD = 11V, RT = 60.4k, CT = 330pF, CREF =CVDD =
0.1
m F, VFF = 2.0V, and no load on the outputs.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNITS
UVLO Section
Start Threshold
(UCCX5701)
12
13
14
V
(UCCX5702)
8.8
9.6
10.4
V
Stop Threshold
(UCCX5701)
8
9
10
V
(UCCX5702)
8.0
8.8
9.6
V
Hysteresis
(UCCX5701)
3
4
V
(UCCX5702)
0.3
0.8
V
Supply Current
Start-up Current
(UCCX5701) VDD = 11V, VDD Comparator Off
130
200
mA
(UCCX5702) VDD = 8V, VDD Comparator Off
120
190
mA
IDD Active
VDD Comparator On
0.75
1.5
mA
VDD Clamp Voltage
(UCCX5701) IDD = 10mA
13.5
14.3
15
V
(UCCX5702) IDD = 10mA
13
13.8
15
V
VDD Clamp – Start Threshold
(UCCX5701)
1.3
V
(UCCX5702)
4.2
V
Voltage Reference
VREF
VDD = 10V to 13V, IVREF = 0mA to 2mA
4.9
5
5.1
V
Line Regulation
VDD = 10V to 13V
20
mV
Load Regulation
IVREF = 0mA to 2mA
2
mV
Short Circuit Current
VREF = 0V, TJ = 25°C
20
50
mA
TA =TJ
UVLO
Option
Package
Part Number
–55°C to +125°C
13V / 9V
CDIP-14
UCC15701J
9.6V / 8.8V
CDIP-14
UCC15702J
–40°C to +85°C
13V/9V
SOIC-14
UCC25701D
PDIP-14
UCC25701N
TSSOP-14 UCC25701PW
9.6V / 8.8V
SOIC-14
UCC25702D
PDIP-14
UCC25702N
TSSOP-14 UCC25702PW
0°C to +70°C
13V/9V
SOIC-14
UCC35701D
PDIP-14
UCC35701N
TSSOP-14 UCC35701PW
9.6V / 8.8V
SOIC-14
UCC35702D
PDIP-14
UCC35702N
TSSOP-14 UCC35702PW
The D and PW packages are available taped and reeled. Add
TR suffix to the device type (e.g., UCC35701DTR).
ORDERING INFORMATION


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