TS1117B Series
Taiwan Semiconductor
1A Low Dropout Positive Voltage Regulator
DESCRIPTION
TS1117B
are
high
FEATURES
performance
positive
voltage
regulators are designed for use in applications requiring
low
dropout
performance
at
full
rated
current.
Additionally; TS1117B provides excellent regulation
over variations due to changes in line, load and
temperature. Outstanding features include low dropout
performance at rated current, fast transient response,
internal current limiting and thermal shutdown protection
of the output device. TS1117B are three terminal
●
●
●
●
●
●
●
●
●
regulators with fixed and adjustable voltage options
available in popular packages.
●
Low Dropout Performance 1.5V max.
Fast Transient Response
Built-in thermal shutdown
Output Current Limit
Line Regulation Typical 0.2%
Load Regulation Typical 0.05%
Low-ESR Ceramic Capacitor (MLCC) required for
Stability.
Good Ripple Rejection
Compliant to RoHS Directive 2011/65/EU and
WEEE 2002/96/EC
Halogen-free according to IEC 61249-2-21
APPLICATION
TO-252
(DPAK)
●
PC peripheral
●
Communication
●
Consumer equipment
SOT-223
Pin Definition:
1. Fixed / Adj
2. Output (Tab)
3. Input
Notes: MSL 3 (Moisture Sensitivity Level) per J-STD-020
TYPICAL APPLICATION CIRCUIT
Fixed output voltage version
Adjustable output voltage version
1
Version: H1607
TS1117B Series
Taiwan Semiconductor
ABSOLUTE MAXIMUM RATINGS
PARAMETER
Input Supply Voltage
Recommend Operation Input Supply Voltage
Power Dissipation (Note 2)
Operating Temperature Range
Junction Temperature Range
Storage Temperature Range
o
Lead Soldering Temperature (260 C)
SYMBOL
VIN
VIN (Opr. Typ.)
PD
TOPER
TJ
TSTG
LIMIT
15
12
Internal limited
-40 ~ +125
+150
-65 ~ +150
UNIT
V
V
5
s
TO-252
SOT-223
o
C
C
o
C
o
THERMAL PERFORMANCE
LIMIT
PARAMETER
SYMBOL
Junction to Ambient Thermal Resistance
RӨJA
UNIT
SOT-223
TO-252
130
105
°C/W
Notes: RӨJA is the sum of the junction-to-case and case-to-ambient thermal resistances. The case thermal reference is defined
at the solder mounting surface of the drain pins. RӨJA is guaranteed by design while RӨCA is determined by the user’s board
design. RӨJA shown below for single device operation on FR-4 PCB in still air.
ELECTRICAL SPECIFICATIONS (TA=25oC, unless otherwise noted)
PARAMETER
CONDITIONS
Reference Voltage
Output Voltage
(Note 4)
Line Regulation
Load Regulation
(Note 1,2)
SYMBOL
MIN
TYP
MAX
UNIT
VREF
1.225
1.25
1.275
V
VIN = 2.7V~12V, IO=1A
1.176
1.2
1.224
VIN = 3V~12V, IO=1A
1.470
1.5
1.530
2.450
2.5
2.550
VIN = 4.8V~12V, IO=1A
3.235
3.3
3.366
VIN = 6.5V~12V, IO=1A
4.900
5.0
5.100
VIN = 2.75, IO=1A
VIN = 4V~12V, IO=1A
VOUT
VO +1.5V ≤ VIN ≤ 12V, IO = 10mA
REGLINE
--
0.2
0.5
%
VIN = VOUT+1.5V, IO = 10mA~1A
REGLOAD
--
0.05
1.0
%
VDROP
--
1.3
1.5
V
IQ
--
5
10
mA
IADJ
--
90
--
µA
ILIMIT
1.1
--
--
A
--
0.5
--
%
--
60
70
dB
Dropout Voltage
IO =1A, ∆VOUT = 1% VOUT
Quiescent Current
VIN = 5V
Adjustable Pin Current
Output Current Limit
VIN - VOUT = 1.5V
Temperature Stability
IO =10mA,
Ripple Rejection
V
f= 120Hz, IO= 1A, COUT =25µF,
VIN = VOUT+3V
RR
Note:
1. See thermal regulation specification for changes in output voltage due to heating effects. Line and load
regulation are measured at a constant junction temperature by low duty cycle pulse testing. Load regulation is
measured at the output lead = 1/18” from the package.
2. Line and load regulation are guaranteed up to the maximum power dissipation of 15W. Power dissipation is
determined by the input / output voltage difference and the output current. Guaranteed maximum power
dissipation will not be available over the full input / output voltage range.
3. Quiescent current is defined as the minimum output current required to maintain the regulation.
4. The Output Capacitor does not have a theoretical upper limit and increasing its value will increase stability.
COUT=100uF or more is typical for high current regulator design.
2
Version: H1607
TS1117B Series
Taiwan Semiconductor
FUNCTION BLOCK
ORDERING INFORMATION
OUTPUT VOLTAGE
PART NO.
PACKAGE
PACKING
TS1117BCP ROG
TO-252 (DPAK)
2,500pcs / 13" Reel
TS1117BCW RPG
SOT-223
2,500pcs / 13" Reel
1.2V
TS1117BCW12 RPG
SOT-223
2,500pcs / 13" Reel
2.5V
TS1117BCW25 RPG
SOT-223
2,500pcs / 13" Reel
TS1117BCP33 ROG
TO-252 (DPAK)
2,500pcs / 13" Reel
TS1117BCW33 RPG
SOT-223
2,500pcs / 13" Reel
TS1117BCP50 ROG
TO-252 (DPAK)
2,500pcs / 13" Reel
TS1117BCW50 RPG
SOT-223
2,500pcs / 13" Reel
ADJ
3.3V
5V
3
Version: H1607
TS1117B Series
Taiwan Semiconductor
CHARACTERISTICS CURVES
Figure 1. VDROP vs. Output Current
Figure 2. Load Regulation vs. Temperature
Figure 3. VOUT Change vs. Temperature
Figure 4. VOUT Deviation vs. Temperature
Figure 5. Line Transient Response
Figure 6. Load Transient Response
4
Version: H1607
TS1117B Series
Taiwan Semiconductor
PACKAGE OUTLINE DIMENSIONS (Unit: Millimeters)
TO-252
SUGGESTED PAD LAYOUT
MARKING DIAGRAM
Y
M
= Year Code
= Month Code for Halogen Free Product
O =Jan P =Feb Q =Mar R =Apr
S =May T =Jun U =Jul
V =Aug
W =Sep X =Oct
Y =Nov Z =Dec
L = Lot Code
XX = Output Voltage Code (3.3=3.3V, 5.0=5V)
= CP for Adjustable output voltage version
5
Version: H1607
TS1117B Series
Taiwan Semiconductor
PACKAGE OUTLINE DIMENSIONS (Unit: Millimeters)
SOT-223
SUGGESTED PAD LAYOUT (Unit: Millimeters)
MARKING DIAGRAM
Y
M
= Year Code
= Month Code for Halogen Free Product
O =Jan P =Feb Q =Mar R =Apr
S =May T =Jun U =Jul
V =Aug
W =Sep X =Oct
Y =Nov Z =Dec
L = Lot Code
XX = Output Voltage Code (1.2=1.2V, 2.5=2.5V, 3.3=3.3V, 5.0=5V)
= CW for Adjustable output voltage version
6
Version: H1607
TS1117B Series
Taiwan Semiconductor
Notice
Specifications of the products displayed herein are subject to change without notice. TSC or anyone on its behalf,
assumes no responsibility or liability for any errors or inaccuracies.
Information contained herein is intended to provide a product description only. No license, express or implied, to
any intellectual property rights is granted by this document. Except as provided in TSC’s terms and conditions of
sale for such products, TSC assumes no liability whatsoever, and disclaims any express or implied warranty,
relating to sale and/or use of TSC products including liability or warranties relating to fitness for a particular purpose,
merchantability, or infringement of any patent, copyright, or other intellectual property right.
The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications.
Customers using or selling these products for use in such applications do so at their own risk and agree to fully
indemnify TSC for any damages resulting from such improper use or sale.
7
Version: H1607
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