SCYW99143 Datasheet, PDF(7/35 Page) ON Semiconductor – Universal High Voltage Control Block

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SCYW99143 Datasheet, PDF (7/35 Pages) ON Semiconductor – Universal High Voltage Control Block

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SCYW99143

CONFIDENTIAL AND PROPRIETARY

NOT FOR PUBLIC RELEASE

Table 3. ELECTRICAL CHARACTERISTICS

(For typical values TJ = 25Â°C, for min/max values TJ = â40Â°C to +125Â°C, Max TJ = 150Â°C, Vcc = 12 V unless otherwise noted)

Symbol

Rating

Pad Option Min

Typ

Max

Unit

INTERNAL COMMUNICATION FOR COâPACKAGE OPTION

VBO_buff_ratio1 Ratio between voltage on HV and voltage on BO_buff 10, 5

112:1

(V_BO_on (typ) = 101 V) (Note 5)

VBO_buff_ratio2 Ratio between voltage on HV and voltage on BO_buff 10, 5

123:1

(V_BO_on (typ) = 111 V) (Note 5)

VBO_buff_ratio3 Ratio between voltage on HV and voltage on BO_buff 10, 5

124:1

(V_BO_on (typ) = 112 V) (Note 5)

DISABLE SWITCH OUTPUT

R_SW_Disable

Internal disable pull down switch resistance

(Idisable = 500 mA)

250

500

LATCH INPUT (when pinned out)

Vlatch

Voltage threshold above which the

SCYW99143 enters latchâoff mode

1.53

1.8

2.07

PROTECTIONS

TAârec_timer

Autoârecovery timer duration (Note 3)

AT1

0.7

AT2

1.4

TAârec_timer_max

Maximum timer duration (Note 6)

TEMPERATURE SHUTDOWN

3.8

TTSD

Temperature shutdown (Note 3)

150

Â°C

140

130

TTSD(HYS)

Temperature shutdown hysteresis

3. Possible modification by metal option.

4. If this signal is not connected, the function is not activated.

5. Minimum load impedance connected to BO_buff pin is 1 MW parallel with 1 nF.

6. Guaranteed by design.

Â°C

http://onsemi.com

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