LM2639MX
vs
LM2635MX
feature comparison
| Pbfree Code |
No
|
|
| Rohs Code |
No
|
No
|
| Part Life Cycle Code |
Obsolete
|
Obsolete
|
| Ihs Manufacturer |
NATIONAL SEMICONDUCTOR CORP
|
NATIONAL SEMICONDUCTOR CORP
|
| Part Package Code |
SOIC
|
|
| Package Description |
SOP, SOP24,.4
|
PLASTIC, SO-20
|
| Pin Count |
24
|
|
| Reach Compliance Code |
compliant
|
not_compliant
|
| ECCN Code |
EAR99
|
|
| HTS Code |
8542.39.00.01
|
|
| Additional Feature |
REQUIRES ADDITIONAL 12 V SUPPLY
|
|
| Analog IC - Other Type |
SWITCHING CONTROLLER
|
SWITCHING CONTROLLER
|
| Control Mode |
VOLTAGE-MODE
|
VOLTAGE-MODE
|
| Control Technique |
PHASE-SHIFT CONTROL
|
PULSE WIDTH MODULATION
|
| Input Voltage-Max |
5.25 V
|
5.5 V
|
| Input Voltage-Min |
4.75 V
|
4.5 V
|
| Input Voltage-Nom |
5 V
|
5 V
|
| JESD-30 Code |
R-PDSO-G24
|
R-PDSO-G20
|
| JESD-609 Code |
e0
|
e0
|
| Length |
15.4 mm
|
12.8 mm
|
| Moisture Sensitivity Level |
2A
|
2A
|
| Number of Functions |
1
|
1
|
| Number of Terminals |
24
|
20
|
| Operating Temperature-Max |
70 °C
|
70 °C
|
| Operating Temperature-Min |
|
|
| Output Current-Max |
0.25 A
|
|
| Package Body Material |
PLASTIC/EPOXY
|
PLASTIC/EPOXY
|
| Package Code |
SOP
|
SOP
|
| Package Equivalence Code |
SOP24,.4
|
SOP20,.4
|
| Package Shape |
RECTANGULAR
|
RECTANGULAR
|
| Package Style |
SMALL OUTLINE
|
SMALL OUTLINE
|
| Peak Reflow Temperature (Cel) |
220
|
220
|
| Qualification Status |
Not Qualified
|
Not Qualified
|
| Seated Height-Max |
2.65 mm
|
2.65 mm
|
| Surface Mount |
YES
|
YES
|
| Switcher Configuration |
PHASE-SHIFT
|
BUCK
|
| Switching Frequency-Max |
8700 kHz
|
350 kHz
|
| Temperature Grade |
COMMERCIAL
|
COMMERCIAL
|
| Terminal Finish |
Tin/Lead (Sn85Pb15)
|
Tin/Lead (Sn85Pb15)
|
| Terminal Form |
GULL WING
|
GULL WING
|
| Terminal Pitch |
1.27 mm
|
1.27 mm
|
| Terminal Position |
DUAL
|
DUAL
|
| Time@Peak Reflow Temperature-Max (s) |
30
|
30
|
| Width |
7.5 mm
|
7.5 mm
|
| Base Number Matches |
2
|
1
|
| Technology |
|
BICMOS
|
|
|
|
Compare LM2639MX with alternatives
Compare LM2635MX with alternatives