1. General Information

️· Product Type: High Reliability Fast Recovery Rectifier (Diode)
️· Manufacturer: Microsemi (implied by logo and part number)
️· Part Number(s): 1N3890, 1N3890A, 1N3891, 1N3891A, 1N3893, 1N3893A, 1N3890R, 1N3890AR, 1N3891R, 1N3891AR, 1N3893R, 1N3893AR
️· Document Revision: Rev. 1 (091809 - likely date of revision)
️· Contact Information: Website: http://www.microsemi.com; Phone: 1-800-446-1158; Fax: 1-978-689-0803
️· Address: 6 Lake Street, Lawrence, MA 01841

2. Physical Characteristics / Package

️· Package Type: DO-203AA (also known as DO-4) - A standard rectifier package.
️· Dimensions Table: A detailed table specifying the dimensions of the package in inches, millimeters (min/max), and notes about tolerances/features. See table extracted below

Ltr	Dimensions	Col3	Col4	Col5	Notes
Ltr	Inches	Inches	Millimeters	Millimeters	Millimeters
Ltr	Min	Max	Min	Max	Max
CD		0.250		6.35	3
CH		0.405		10.29
CH1	0.020	0.065	0.51	1.65
G	0.060		1.52
HF	0.424	0.437	10.77	11.10
HT	0.075	0.175	1.90	4.44
OAH		0.800		20.32
OM	0.163	0.189	4.14	4.80
SL	0.422	0.453	10.72	11.50
SP					5, 6, 7, 8
T	0.060		1.52
TD		0.424		10.77

️· Notes on Package:
- Dimensions are provided in both inches and millimeters.
- Angular orientation of terminals is not specifically defined.
- Variations in dimensions are allowed within specified tolerances.
- Thread specifications are referenced (ANSI standard).
- "R" suffix indicates reversed polarity.

3. Electrical Characteristics (Key Values)

️· Forward Voltage (VFM):
- IFM = 38A, TC = 25°C: ≤ 1.5V
- IFM = 250A, TC = 150°C: ≤ 2.75V
️· Reverse Current (IRM):
- VRM = 100V, TC = 25°C: ≤ 10μA
- VRM = 200V, TC = 25°C: ≤ 10μA
- VRM = 400V, TC = 25°C: ≤ 10μA
- VRM = 100V, TC = 150°C: ≤ 2mA
- VRM = 200V, TC = 150°C: ≤ 2mA
- VRM = 400V, TC = 150°C: ≤ 2mA
️· Reverse Recovery Time (Trr):
- VRM = 30V, IF = 1A, TC = 155°C: ≤ 200ns (for 1N3890, 1N3891, 1N3893)
- VRM = 30V, IF = 1A, TC = 155°C: ≤ 150ns (for 1N3890A, 1N3891A, 1N3893A / AR)

4. Graphics/Figures

️· The datasheet includes figures labeled:
- Typical Forward Characteristics
- Typical Reverse Characteristics
- Typical Junction Capacitance
- Forward Current Derating (likely shows the allowable current based on temperature)

5. Other Notes

️· Pulse test parameters: Pulse width 300 µsec, Duty cycle 2%
️· Pulse test parameters: Pulse width 800 µsec