TOP232-234 Power Integrations Inc., TOP232-234 Datasheet - Page 24

• Manufacturer Part Number: TOP232-234
• Description: Family Design Flexible/EcoSmart/ Intergrated OFff-line Switcher
• Manufacturer: Power Integrations Inc.

24
Switching
Frequency
(average)
Frequency Jitter
Deviation
Frequency Jitter
Modulation Rate
Maximum Duty
Cycle
Minimum Duty
Cycle (Prior to
Cycle Skipping)
Soft Start Time
PWM
Gain
Thermal Impedance: Y Package (θ
TOP232-234
DRAIN Voltage ............................................ -0.3 to 700 V
DRAIN Peak Current: TOP232 ................................. 0.8 A
CONTROL Voltage .......................................... -0.3 to 9 V
CONTROL Current ...............................................100 mA
MULTI-FUNCTION Pin Voltage .................... -0.3 to 9 V
FREQUENCY Pin Voltage ............................... -0.3 to 9 V
CONTROL FUNCTIONS
Parameter
B
7/01
P/G Package:
TOP233 ................................. 1.6 A
TOP234 ................................. 2.4 A
(θ
(θ
Symbol
JA
JC
DC
DC
t
) ........ 45 °C/W
)
f
SOFT
OSC
(5)
∆f
f
M
MAX
MIN
.......................... 11 °C/W
(θ
JA
JC
)
)
(1)
(2)
ABSOLUTE MAXIMUM RATINGS
............... 70 °C/W
................. 2 °C/W
T
SOURCE = 0 V
I
C
J
I
C
= 25 °C
= 4 mA;
(Unless Otherwise Specified)
= I
THERMAL IMPEDANCE
(3)
T
; 35 °C/W
J
CD1
I
= 25 °C; DC
C
= 4 mA; T
Conditions
See Figure 34
Connected to CONTROL
Connected to SOURCE
(4)
;
132 kHz Operation
FREQUENCY Pin
FREQUENCY Pin
66 kHz Operation
T
Notes:
1. Free standing with no heatsink.
2. Measured at the back surface of tab.
3. Soldered to 0.36 sq. inch (232 mm
4. Soldered to 1 sq. inch (645 mm
5. Measured on the SOURCE pin close to plastic interface.
J
I
MIN
J
= -40 to 125 °C
M
I
Storage Temperature ..................................... -65 to 150 °C
Operating Junction Temperature
Lead Temperature
Notes:
= 25 °C
1. All voltages referenced to SOURCE, T
2. Normally limited by internal circuitry.
3. 1/16" from case for 5 seconds.
M
= 190 µA
to DC
≤ I
M(DC)
MAX
(3)
(1)
................................................ 260 °C
61.5
75.0
35.0
Min
124
0.8
-27
2
), 2oz. (610 gm/m
78.0
47.0
2
Typ
132
250
± 4
± 2
1.5
-22
), 2oz. (610 gm/m
66
10
(2)
................ -40 to 150 °C
Max
70.5
82.0
57.0
140
-17
2.7
14
A
= 25 °C.
2
2
) copper clad.
) copper clad.
Units
%/mA
kHz
kHz
ms
Hz
%
%