
LTMM-120-01-G-D-SM-LC
Samtec Inc.
6 variants · Samtec Inc.
The Samtec Inc. LTMM Series series groups 6 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. Every variant in the range shares a common connector type of Header, contact finish - mating of Gold and contact material of Phosphor Bronze. Variants differ by contact finish - post, contact finish thickness - mating and contact length - mating, so you can match the exact contact finish - post your application requires using the selection guide below. All listed Samtec Inc. LTMM Series part numbers are active and orderable.
| Parameter | LTMM-120-01-G-D-SM-LC | LTMM-120-02-F-D | LTMM-120-02-S-D | LTMM-122-02-G-D-RA-25 | LTMM-125-02-L-D-RA | LTMM-125-02-S-D-SM-LC |
|---|---|---|---|---|---|---|
| Contact finish - post | Gold | Tin | Tin | Gold | Tin | Tin |
| Contact finish thickness - mating | 20.0µin (0.51µm) | 3.00µin (0.076µm) | 30.0µin (0.76µm) | 20.0µin (0.51µm) | 10.0µin (0.25µm) | 30.0µin (0.76µm) |
| Contact length - mating | 0.100\" (2.54mm) | 0.120\" (3.05mm) | 0.120\" (3.05mm) | 0.120\" (3.05mm) | 0.120\" (3.05mm) | 0.120\" (3.05mm) |
| Features | Board Lock, Keying Slot | Keying Slot | Keying Slot | Keying Slot | Keying Slot | Board Lock, Keying Slot |
| Insulation height | 0.190\" (4.83mm) | 0.190\" (4.83mm) | 0.190\" (4.83mm) | 0.237\" (6.03mm) | 0.237\" (6.03mm) | 0.190\" (4.83mm) |
| Mounting type | Surface Mount | Through Hole | Through Hole | Through Hole, Right Angle | Through Hole, Right Angle | Surface Mount |
| Operating temperature | -55°C ~ 125°C | -55°C ~ 105°C | -55°C ~ 105°C | -55°C ~ 125°C | -55°C ~ 105°C | -55°C ~ 105°C |
| Positions | 40 | 40 | 40 | 44 | 50 | 50 |
Request a quote on any Samtec Inc. LTMM Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

Samtec Inc.

Samtec Inc.

Samtec Inc.

Samtec Inc.

Samtec Inc.

Samtec Inc.