參數(shù)資料
型號: PG17H*
英文描述: High Voltage 1.5A, 500kHz Step-Down Switching Regulator with 100µA Quiescent Current; Package: TSSOP; No of Pins: 16; Temperature Range: -40°C to +85°C
中文描述: Monitor_ICs:88P6232 7045 SAM9222G PG17/19 TNY254P 52748 KS2501B - 10 KA2507
文件頁數(shù): 23/100頁
文件大?。?/td> 3595K
5 Troubleshooting
PG17**/PG19**/PG21**
5-7
5-1-12 V Size or Pos. Variation Failure
IC261 Pin 23 output varies with
different DAC values
Yes
Check some parts around IC301.
Check bias voltage.
Check and replace IC261 and IC301.
No
5-1-13 High Voltage Failure
Q524 gate driving pulse exist
Check +12 V line.
Check and replace Q521, Q522, Q523,
Q524 and IC501.
Yes
No
Done
相關(guān)PDF資料
PDF描述
PG17IS Monitor_ICs:88P6232 7045 SAM9222G PG17/19 TNY254P 52748 KS2501B-10 KA2507
PG19HS Monitor_ICs:88P6232 7045 SAM9222G PG17/19 TNY254P 52748 KS2501B-10 KA2507
PG19IS Monitor_ICs:88P6232 7045 SAM9222G PG17/19 TNY254P 52748 KS2501B-10 KA2507
PG19LO Monitor_ICs:88P6232 7045 SAM9222G PG17/19 TNY254P 52748 KS2501B-10 KA2507
PG19LS Monitor_ICs:88P6232 7045 SAM9222G PG17/19 TNY254P 52748 KS2501B-10 KA2507
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