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BM2P063HK-LBZ BM2P103HK-LBZ BM2P133HK-LBZ

TSZ22111 • 15 • 001

TSZ02201-0F1F0A200670-1-2

06.Oct.2020 Rev.001

Electrical Characteristics in Control IC Part (Unless otherwise noted, Ta = 25 °C, VCC = 15 V) – continued

Parameter

Symbol

Min

Typ

Max

Unit

Conditions

[BR Pin Function]

BR Pin UVLO Detection Voltage 1

0.590

0.650

0.710

V

BR Pin UVLO Detection Voltage 2

0.490

0.550

0.610

V

BR Pin UVLO Hysteresis Voltage

-

0.10

-

V

BR Pin UVLO Detection Delay Time 1

50

100

150

μs

BR Pin UVLO Detection Delay Time 2

64

128

196

ms

BR Pin OVP Detection Voltage 1

2.955

3.000

3.045

V

BR Pin OVP Detection Voltage 2

2.688

2.800

2.912

V

BR Pin OVP Hysteresis Voltage

-

0.20

-

V

[ZT Pin Function]

ZT OVP Voltage

3.250

3.500

3.750

V

ZT OVP Timer

50

100

150

μs

ZT Trigger Mask Time

-

0.60

-

µs

(Note 4)

(Note 4) Not 100 % tested.

Protection Circuit Operation Modes

The operation modes of the various protection functions of the IC are shown in Table 1.

Table 1. Protection Circuit Operation Modes

Function

VCC Pin

Under

Voltage

Protection

VCC Pin

Over Voltage

Protection

Thermal

Shutdown

FB Pin

Output

Over Load

Protection

SOURCE

Short

Protection

BR Pin

Under

Voltage

Protection

ZT Pin

Over Voltage

Protection

Detection

VCC <

(VCC

falling)

(VCC

rising)

(Tj rising)

SOURCE <

µs)

(pulse)

Release

VCC >

(VCC

rising)

(VCC

falling)

(Tj falling)

Reset

Pulse by

Pulse

(pulse)

Detection

Timer

-

100 µs

100 µs

64 ms

-

128 ms

3 counts

+100 µs

Release

Timer

-

-

-

512 ms

-

100 µs

-

Mode

Auto

Recovery

Auto

Recovery

Auto

Recovery

Auto

Recovery

Auto

Recovery

Auto

Recovery

Latch