Dual digital bipolar transistor ROHM UMA9NTR optimized for and space saving electronic circuit designs
Key Attributes
Model Number:
UMA9NTR
Product Custom Attributes
Output Voltage(VO(on)):
100mV
Input Resistor:
13kΩ
Resistor Ratio:
1.2
Number:
2 PNP Pre-Biased Transistors
Collector - Emitter Voltage VCEO:
50V
Mfr. Part #:
UMA9NTR
Package:
SOT-353
Product Description
Product Overview
The UMA9N / FMA9A are common-emitter digital bipolar transistors designed for inverter, interface, and driver applications. These devices integrate two DTA114E chips within compact UMT and SMT packages, offering significant reductions in mounting cost and area. They are ideal for space-constrained electronic designs requiring efficient signal amplification and switching.
Product Attributes
- Brand: ROHM
- Product Series: UMA9N / FMA9A
- Type: Common (Dual Digital Transistors)
Technical Specifications
| Model | Package | Package Size (mm) | Taping Code | Reel Size (mm) | Tape Width (mm) | Basic Ordering Unit (pcs) | Marking |
|---|---|---|---|---|---|---|---|
| UMA9N | SOT-353 (UMT5) | 2021 | TR | 180 | 8 | 3000 | A9 |
| FMA9A | SOT-25 (SMT5) | 2928 | T148 | 180 | 8 | 3000 | A9 |
| Parameter | Symbol | Conditions | Values (Min.) | Values (Typ.) | Values (Max.) | Unit |
|---|---|---|---|---|---|---|
| Absolute Maximum Ratings (Ta = 25C) <For DTr1 and DTr2 in common> | ||||||
| Supply voltage | VCC | -50 | V | |||
| Input voltage | VIN | -40 | 10 | V | ||
| Output current | IO | -50 | mA | |||
| Collector current | IC(MAX)*1 | -100 | mA | |||
| Power dissipation (UMA9N) | PD*2*3 | 150 | mW/Total | |||
| Power dissipation (FMA9A) | PD*2*4 | 300 | mW/Total | |||
| Junction temperature | Tj | 150 | ||||
| Range of storage temperature | Tstg | -55 | +150 | |||
| Electrical Characteristics (Ta = 25C) <For DTr1 and DTr2 in common> | ||||||
| Input voltage (OFF) | VI(off) | VCC = -5V, IO = -100A | -0.5 | V | ||
| Input voltage (ON) | VI(on) | VO = -0.3V, IO = -10mA | -3 | V | ||
| Output voltage (ON) | VO(on) | IO = -10mA, II = -0.5mA | -100 | -300 | mV | |
| Input current | II | VI = -5V | -880 | A | ||
| Output current (OFF) | IO(off) | VCC = -50V, VI = 0V | -500 | nA | ||
| DC current gain | GI | VO = -5V, IO = -5mA | 30 | - | ||
| Input resistance | R1 | 10 | k | |||
| Resistance ratio | R2/R1 | 0.8 | 1.0 | 1.2 | - | |
| Transition frequency | fT*1 | VCE = -10V, IE = 5mA, f = 100MHz | 250 | MHz | ||
2210111600_ROHM-UMA9NTR_C3588928.pdf
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