FSD210, FSD200

5

Electrical Characteristics

(Ta=25

°C unless otherwise specified)

Note:

1. These parameters, although guaranteed, are not 100% tested in production

2. This parameter is derived from characterization

Parameter

Symbol

Condition

Min.

Typ.

Max.

Unit

Sense FET SECTION

Drain-Source Breakdown Voltage

µA

700

-

-

V

Startup Voltage (Vstr) Breakdown

700

-

-

V

Off-State Current

-

-

100

µA

On-State Resistance

Tj = 25

-

28

32

Ω

Tj = 100

-

42

48

Ω

Rise Time

-

100

-

ns

Fall Time

-

50

-

ns

CONTROL SECTION

Output Frequency

Tj = 25

°C

126

134

142

kHz

Output Frequency Modulation

Tj = 25

°C-

±4

-

kHz

Feedback Source Current

Vfb = 0V

0.22

0.25

0.28

mA

Maximum Duty Cycle

Vfb = 3.5V

60

65

70

%

Minimum Duty Cycle

Vfb = 0V

0

0

0

%

UVLO Threshold Voltage (FSD200)

6.377.7

V

After turn on

5.3

6

6.7

V

UVLO Threshold Voltage (FSD210)

8.0

8.7

9.4

V

After turn on

6.0

6.7

7.4

V

Supply Shunt Regulator (FSD200)

--

7

-

V

Internal Soft Start Time

-3

-

ms

BURST MODE SECTION

Burst Mode Voltage

Tj = 25

°C

0.58

0.64

0.7

V

0.5

0.58

0.64

V

Hysteresis

-

60

-

mV

PROTECTION SECTION

Drain to Source Peak Current Limit

0.275

0.320

0.365

A

Tj = 25

°C

-

220

-

ns

125

145

160

°C

Shutdown Feedback Voltage

-

3.5

4.0

4.5

V

Feedback Shutdown Delay Current

Vfb = 4.0V

3

5

7

µA

200

-

-

ns

TOTAL DEVICE SECTION

Operating Supply Current (FSD200)

Vcc = 7V

-

600

-

µA

Operating Supply Current (FSD210)

Vcc = 11V

-

700

-

µA

Start Up Current (FSD200)

Vcc = 0V

-

1

1.2

mA

Start Up Current (FSD210)

Vcc = 0V

-

700

900

µA

Vstr Supply Voltage

Vcc = 0V

20

-

-

V