TOP250YN View Datasheet(PDF) - Power Integrations, Inc

Part Name

Description

Manufacturer

TOP250YN

TOPSwitch-GX Family Extended Power, Design Flexible, EcoSmart, Integrated Off-line Switcher

Power Integrations, Inc 

TOP242-250

Conditions

Parameter

Symbol

SOURCE = 0 V; TJ = -40 to 125 °C

See Figure 53

(Unless Otherwise Specified)

CONTROL FUNCTIONS (cont.)

IL ≤ IL(DC) or IM ≤ IM(DC)

IL or IM = 190 µA

TOP242-245

Maximum Duty

Cycle

DCMAX

IC = ICD1

IL or IM = 100 µA

TOP242-245

IL or IM = 190 µA

TOP246-250

IL or IM = 100 µA

TOP246-250

Soft-Start Time

PWM Gain

PWM Gain

Temperature Drift

External Bias

Current

CONTROL

Current at 0%

Duty Cycle

tSOFT

DCreg

IB

IC(OFF)

TJ = 25 °C; DCMIN to DCMAX

IC = 4 mA; TJ = 25 °C

See Note A

See Figure 7

TJ = 25 °C

TOP242-245

TOP246-249

TOP250

TOP242-245

TOP246-249

TOP250

Dynamic

Impedance

ZC

IC = 4 mA; TJ = 25 °C

See Figure 51

Dynamic

Impedance

Temperature Drift

CONTROL Pin

Internal Filter Pole

SHUTDOWN/AUTO-RESTART

CONTROL Pin

Charging Current

IC(CH)

Charging Current

Temperature Drift

TJ = 25 °C

VC = 0 V

VC = 5 V

See Note A

Auto-Restart

Upper Threshold

Voltage

VC(AR)U

Auto-Restart

Lower Threshold

Voltage

VC(AR)L

Auto-Restart

Hysteresis Voltage

VC(AR)hyst

34 M

12/04

Min

75

28

33

60

-28

1.2

1.6

1.7

10

-5.0

-3.0

4.5

0.8

Typ Max Units

78

38

66.5

41.3

66.8

10

-23

-0.01

2.0

2.6

2.7

6.0

6.6

7.3

15

83

50

%

49.5

73.5

15

ms

-18

%/mA

%/mA/°C

3.0

4.0

mA

4.2

7.0

8.0

mA

8.5

22

Ω

0.18

%/°C

7

kHz

-3.5

-2.0

mA

-1.8

-0.6

0.5

%/°C

5.8

V

4.8

5.1

V

1.0

V

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