tb2933hq TOSHIBA Semiconductor CORPORATION, tb2933hq Datasheet - Page 20

• Manufacturer Part Number: tb2933hq
• Manufacturer: TOSHIBA Semiconductor CORPORATION

DB3 診断バイト:
Bit
D7
D6
D5
D4
D3
D2
D1
D0
Stand-by status (= IB2 − D4)
Diagnostic status (= IB1 − D6)
Channel 3 current detection
Output peak current < 250 mA (IB2 − D7 = 0) − open load (D5 = 1)
Output peak current < 100 mA (IB2 − D7 = 1) − open load (D5 = 1)
Output peak current > 500 mA (IB2 − D7 = 0) − normal load (D5 = 0)
Output peak current > 300 mA (IB2 − D7 = 1) − normal load (D5 = 0)
Channel 3
Turn-on diagnostic (D4 = 0)
Permanent diagnostic (D4 = 1)
Channel 3
Normal load (D3 = 0)
Short load (D3 = 1)
Channel 3
Turn-on diag: No open load (D2 = 0)
Offset diag: No output offset (D2 = 0)
Channel 3
No short to V
Short to V
Channel 3
No short to GND (D0 = 0)
Short to GND (D0 = 1)
CC
CC
(D1 = 1)
(D1 = 0)
20
Open load detected (D2 = 1)
Output offset detected (D2 = 1)
TB2933HQ
2010-02-22