Fairchild MMSZ4689 service manual
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MMSZ4689
MMSZ4689
General Description
Half watt, General purpose, Medium Current Surface
Mount Zener in the SOD-123 package. The SOD-123
package has the same footprint as the glass mini-melf (LL-
Features
• Compact surface mount with same footprint as mini-melf
• 500mW rating on FR-4 or FR-5 board.
• Class 3 ESD rating (>16kV) per Human Body Model
34) package & provides a convenient alternative to the
Leadless package.
Ordering
• 7 inch reel (178mm); 8mm Tape; 3,000 units per reel.
Absolute Maximum Ratings (note 1)
Symbol Parameter Value Units
T
STG
T
J
P
D
R
JA
Q
R
JL
Q
∆V
Z
Lead Solder T emperature (Max 10 second duration) 260 °C
Nominal Zener Voltage (V
Note 1: These ratings are limiting values above which the serviceability of any semiconductor device may be impaired.
Note 2: Voltage change is equal to the difference between VZ at 100µA and VZ at 10µA.
Storage Temperature -55 ~ 150 °C
Maximum Junction Temperature -55 ~ 150 °C
Total Power Dissipation at 25°C
Derate above 25°C
Thermal Resistance Junction to Ambient 340 °C/W
Thermal Resistance Junction to Lead 150 °C/W
Maximum Voltage Change
) at 50µA5.1V
Z
Top Mark: CU
1: Cathode
2: Anode
TA=25°C unless otherwise noted
(note 2)
500
6.7
970 mV
mW
mW/°C
Electrical Characteristics
TA=25°C unless otherwise noted
Symbol Characteristics Test Conditions Min. Max. Units
V
Z
I
R
V
F
∆V
Z
©2003 Fairchild Semiconductor Corporation MMSZ4689, Rev. A
Zener Voltage IZT = 50µA
D.C
4.85 5.36 V
Reverse Leakage VR = 3.0V 10 µA
Forward Voltage IF = 10mA 900 mV
Delta Zener Voltage
(Note 2)
IZT = 100µA to 10µA 970 mV
MMSZ4689
SOD-123 PACKAGE
PACKAGE CODE = (D6)
Fairchild Semiconductor's Criteria
Corrected March 11, 1998
MIN MAX MIN MAX
Actual Size
DIM (mils) (mils) (mm) (mm)
A
2
B
D
1
A 55 71 1.400 1.800
B 100 112 2.550 2.850
C 34.6 46 0.880 1.180
D 141.7 153.5 3.600 3.900
E ---- ---- ------- ------F 21.5 27.5 0.546 0.70
G 0.5 4 0.0135 0.1015
H 12.7 ---- 0.322 -------
I 3.7 7.7 0.095 0.195
A
I
H
1.2 2 mm
48 mils
0.91 mm
36 mils
2.36 mm
93 mils
4.19 mm
165 mils
SOD-123 LAND PADS
C
0.91 mm
36 mils
G
F
©2003 Fairchild Semiconductor Corporation MMSZ4689, Rev. A
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