TOP221-227

C

12/97

10

DRAIN Voltage ............................................ -0.3 to 700 V

DRAIN Current Increase (

∆I

blanking time ......................................... 0.1 x I

LIMIT(MAX)

(2)

CONTROL Voltage ..................................... - 0.3 V to 9 V

CONTROL Current ............................................... 100 mA

Storage Temperature ..................................... -65 to 125

°C

Notes:

1. All voltages referenced to SOURCE, T

2. Related to transformer saturation – see Figure 13.

3. Normally limited by internal circuitry.

4. 1/16" from case for 5 seconds.

°C

°C

Thermal Impedance: Y Package (

θ

°C/W

(

θ

°C/W

P/G Package:

(

θ

(

θ

°C/W

5. Free standing with no heatsink.

6. Measured at tab closest to plastic interface or source pin.

I

I

I

I

See Figure 4

See Note A

See Figure 4

I

See Figure 11

V

T

V

See Note A

90

100

110

64

67

70

0.7

1.7

2.7

-21

-16

-11

-0.05

0.8

2.0

3.3

10

15

22

0.18

-2.4

-1.9

-1.2

-2

-1.5

-0.8

0.4

f

OSC

D

MAX

D

MIN

I

B

Z

C

I

C

CONTROL FUNCTIONS

Output

Frequency

Maximum

Duty Cycle

Minimum

Duty Cycle

PWM

Gain

PWM Gain

Temperature Drift

External

Bias Current

Dynamic

Impedance

Dynamic Impedance

Temperature Drift

CONTROL Pin

Charging Current

Charging Current

Temperature Drift

kHz

%

%

%/mA

%/mA/˚C

mA

Ω

%/˚C

mA

%/˚C

SHUTDOWN/AUTO-RESTART

Conditions

(Unless Otherwise Specified)

See Figure 14

SOURCE = 0 V

Min

Typ

Max

Parameter

Symbol

Units