TNY278GN Power Integrations, TNY278GN Datasheet - Page 20

• Manufacturer Part Number: TNY278GN
• Description: IC OFFLINE SWIT OVP OTP HV 8SMD
• Manufacturer: Power Integrations
• Series: TinySwitch®-IIIr

Specifications of TNY278GN

• Output Isolation: Isolated
• Frequency Range: 124 ~ 140kHz
• Voltage - Output: 700V
• Power (watts): 28W
• Operating Temperature: -40°C ~ 150°C
• Package / Case: 8-SMD Gull Wing, 7 Leads
• Output Voltage: 12 V
• Input / Supply Voltage (max): 265 VAC
• Input / Supply Voltage (min): 85 VAC
• Duty Cycle (max): 65 %
• Switching Frequency: 132 KHz
• Supply Current: 445 uA
• Operating Temperature Range: - 40 C to + 150 C
• Mounting Style: SMD/SMT
• No. Of Outputs: 1
• Voltage Regulator Case Style: SMD
• No. Of Pins: 8
• Base Number: 278
• Controller Type: PWM
• Frequency: 132kHz
• Rohs Compliant: Yes
• For Use With: 596-1194 - KIT DESIGN REF TINYSWITCH-III
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Rev. I 01/09
20
-T-
.100 (2.54) BSC
.125 (3.18)
.145 (3.68)
.240 (6.10)
.260 (6.60)
SEATING
PLANE
Figure 26. Drain Capacitance Power.
-E-
Pin 1
-D-
TNY274-280
50
40
30
20
10
0
0
Scaling Factors:
TNY274
TNY275
TNY276
TNY277
TNY278
TNY279
TNY280
.014 (.36)
.022 (.56)
⊕
DRAIN Voltage (V)
D S .004 (.10)
.367 (9.32)
.387 (9.83)
200
1.0
1.5
2.0
3.5
5.5
7.3
11
.048 (1.22)
.053 (1.35)
⊕
T E D S .010 (.25) M
400
.057 (1.45)
.068 (1.73)
.120 (3.05)
.140 (3.56)
.137 (3.48)
MINIMUM
MINIMUM
(NOTE 6)
.015 (.38)
600
DIP-8C
Notes:
1. Package dimensions conform to JEDEC specification
2. Controlling dimensions are inches. Millimeter sizes are
3. Dimensions shown do not include mold flash or other
4. Pin locations start with Pin 1, and continue counter-clock-
5. Minimum metal to metal spacing at the package body for
6. Lead width measured at package body.
7. Lead spacing measured with the leads constrained to be
MS-001-AB (Issue B 7/85) for standard dual-in-line (DIP)
package with .300 inch row spacing.
shown in parentheses.
protrusions. Mold flash or protrusions shall not exceed
.006 (.15) on any side.
wise to Pin 8 when viewed from the top. The notch and/or
dimple are aids in locating Pin 1. Pin 3 is omitted.
the omitted lead location is .137 inch (3.48 mm).
perpendicular to plane T.
Figure 27. Undervoltage Threshold vs. Temperature.
.008 (.20)
.015 (.38)
1.2
1.0
0.8
0.6
0.4
0.2
0
.300 (7.62) BSC
-50 -25
.300 (7.62)
.390 (9.91)
(NOTE 7)
Junction Temperature (°C)
0
25
50
75
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