Electronic Components Datasheet Search
  English  ▼
ALLDATASHEET.NET

X  

PTMA402050A1AS Datasheet(PDF) 5 Page - Texas Instruments

Part # PTMA402050A1AS
Description  10-W, 36-V to 75-V INPUT, 1500-V ISOLATION, DC/DC CONVERTERS
Download  33 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

PTMA402050A1AS Datasheet(HTML) 5 Page - Texas Instruments

  PTMA402050A1AS Datasheet HTML 1Page - Texas Instruments PTMA402050A1AS Datasheet HTML 2Page - Texas Instruments PTMA402050A1AS Datasheet HTML 3Page - Texas Instruments PTMA402050A1AS Datasheet HTML 4Page - Texas Instruments PTMA402050A1AS Datasheet HTML 5Page - Texas Instruments PTMA402050A1AS Datasheet HTML 6Page - Texas Instruments PTMA402050A1AS Datasheet HTML 7Page - Texas Instruments PTMA402050A1AS Datasheet HTML 8Page - Texas Instruments PTMA402050A1AS Datasheet HTML 9Page - Texas Instruments Next Button
Zoom Inzoom in Zoom Outzoom out
 5 / 33 page
background image
www.ti.com
PTMA401120 ELECTRICAL CHARACTERISTICS
PTMA403033
PTMA402050
PTMA401120
SLTS259A – FEBRUARY 2006 – REVISED MARCH 2006
T
A = 25°C, VI = 48 V, VO = 12 V, CI = 0 µF, CO = 0 µF, and IO = IOmax (Unless otherwise stated)
PTMA401120
PARAMETER
TEST CONDITIONS
UNIT
MIN
TYP
MAX
PO
Output power
Over VI range
12
W
IO
Output current
Over VI range
0.1 (1)
1 (2)
A
ILIM
Current Limit Threshold
Shutdown, followed by autorecovery
1.5
A
VI
Input voltage range
Over IO range
36
48
75
V
Set-point voltage tolerance
±2 (3)
%VO
Temperature variation
-40°C
≤ T
A ≤ 85°C
±1
%VO
Line regulation
Over VI range
10
mV
VO
Load regulation
Over IO range
3
mV
Total output voltage variation
Includes set-point, line, load, –40°C
≤ T
A ≤ 85°C
3
5 (3)
%VO
Trim adjust range
Over VI range
10.8
13.2
V
η
Efficiency
PO = POmax
87%
VO Ripple (peak-to-peak)
20-MHz bandwidth
85
mVpp
0.1 A/µs load step,
Recovery time
400
µs
Transient Response
50% to 100%
VO over/undershoot
±250
mV
IOmax
Referenced to VI
Input high voltage (VIH)
4.5
Open (4)
V
Output enable input (pin 3)
Input low voltage (VIL)
–0.2
0.8
Input low current (IIL)
1
mA
Standby input current
Pin 3 open
8
mA
UVLO
Undervoltage lockout
32
34
V
OVP
Output Overvoltage Protection
13.5
17.5
V
ƒ
S
Switching frequency
Over VI range
250
300
350
kHz
Free-running
180
215 (5)
250
Sync switching frequency
kHz
Synchronization range
250 (5)
350 (5)
SYNC
high-level input voltage
3.5
6
V
low-level input voltage
–0.3
0.5
V
clock duty cycle
25
75
%
CI
External input capacitance
0
47
µF
CO
External output capacitance
0
47(6)
220
µF
VISO
Isolation voltage
1,500
Vdc
CISO
Isolation capacitance
Primary-Secondary
1,100
pF
RISO
Isolation resistance
10
M
(1)
The converter requires a minimum load current for proper operation. The converter is not damaged when operated under a no-load
condition.
(2)
See temperature derating curves for safe operating area (SOA), to determine output current derating at elevated ambient temperatures.
(3)
The set-point voltage tolerance is affected by the tolerance and stability of RTRIM. The stated limit is unconditionally met if RTRIM has a
tolerance of 1%, with 100 ppm/°C temperature stability.
(4)
The Enable input (pin 3) has an internal pullup resistor. Do not place an external pullup resistor on this input pin. If the enable feature is
not used, for a positive enable device this input should be left open circuit and a negative enable device should be permanently
connected to VI– (pin 2). A discrete MOSFET or bipolar transistor is recommended for the enable control. The open-circuit voltage is
typically less than 5 V. See the Application Information for a more detailed description.
(5)
A device with the synchronization option has a reduced switching frequency of 215 kHz typical. The synchronization frequency can only
be adjusted to a higher frequency, up to 350 kHz maximum.
(6)
An output capacitor is not required for proper operation. However, additional capacitance at the load will improve the transient response.
5
Submit Documentation Feedback


Similar Part No. - PTMA402050A1AS

ManufacturerPart #DatasheetDescription
logo
Texas Instruments
PTMA403033 TI-PTMA403033_15 Datasheet
1Mb / 29P
[Old version datasheet]   10-W, 36-V to 75-V INPUT, 1500-V ISOLATION, DC/DC CONVERTERS
More results

Similar Description - PTMA402050A1AS

ManufacturerPart #DatasheetDescription
logo
Texas Instruments
PTMA403033 TI-PTMA403033_15 Datasheet
1Mb / 29P
[Old version datasheet]   10-W, 36-V to 75-V INPUT, 1500-V ISOLATION, DC/DC CONVERTERS
logo
Ericsson
PKB4000 ERICSSON-PKB4000 Datasheet
1Mb / 46P
   DC/DC converters, Input 36-75 V, Output 30 A/90 W
PKY4716PI ERICSSON-PKY4716PI Datasheet
981Kb / 20P
   DC/DC converters, Input 36-75 V, Output up to 25 A/700 W
logo
List of Unclassifed Man...
PKU4913D ETC2-PKU4913D Datasheet
2Mb / 20P
   DC-DC CONVERTERS INPUT 36-75 V, OUTPUT UP TO 8.3 A / 100W
Rev.A Jan 2021
logo
Ericsson
PKR2000A ERICSSON-PKR2000A Datasheet
800Kb / 27P
   DC/DC converters, Input 18-36 V, Output up to 2 A/15 W
logo
Texas Instruments
PT4400 TI-PT4400 Datasheet
218Kb / 10P
[Old version datasheet]   75-W 48-V Input Isolated DC/DC Converter
logo
Ericsson
PKU5310EPI ERICSSON-PKU5310EPI Datasheet
2Mb / 25P
   DC/DC converters, Input 18-72 V, Output up to 10 A/35 W
logo
Bel Fuse Inc.
SRBC-10AXX0 BEL-SRBC-10AXX0 Datasheet
156Kb / 6P
   NON-ISOLATED DC/DC CONVERTERS 10 V-14 V Input 1.2 V-5.0 V/10 A Output
logo
Lineage Power Corporati...
JW050F1 LINEAGEPOWER-JW050F1 Datasheet
838Kb / 20P
   dc-dc Converters; 36 to 75 Vdc Input, 3.3 Vdc Output; 33 W to 99 W
FW300A1 LINEAGEPOWER-FW300A1 Datasheet
599Kb / 20P
   dc-dc Converters 36 to 75 Vdc Input, 5 Vdc Output 250 W to 300 W
More results


Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33


Datasheet Download

Go To PDF Page


Link URL




Privacy Policy
ALLDATASHEET.NET
Does ALLDATASHEET help your business so far?  [ DONATE ] 

About Alldatasheet   |   Advertisement   |   Contact us   |   Privacy Policy   |   Link Exchange   |   Manufacturer List
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com