SiPM Output and Preamp Pulse Discriminator (PWM, 0-500 mV) Sample and Hold / Peak Detector LiPo connector & charger
R16 1k
R36 R35 3.3V->0.5V 1k 5.6k
pew
GND [ |? cg _| 2nd order C7 47uF 7]
VCC
| RC filter
47uF fc = 3.4 Hz R34 = 1k ¥
GND U11 TLV3201AIDCKR 1
SK-3296S-01-L3
INT
D3 BAT54S ,215
j 1 | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I | I
r ! I ! ! I ! ! I ! ! I ! ! I ! ! I ! ! I ! ! L
SiPM Bias (before temp corr)
PI-PICO-SMD
GPO VBUS GP1 vSYS
GND cup} GP2 3V3_En —Lcp3 3V3_OUT —“ cpa VRef
GND GND GP5 GP28 33
> . . GND GND [™ ii fixed gain = GP6 GP27 ***noom temp ature ea " cre “aun : at
Room temperature C21 — + cps RUN
= I a —GP11 GND G |GND as]
Debug readout
U10 X6511FRS-05-C85D80
10uF ~~ 10uF ; j | 200nF ore creer | : I — P10 I
— 7 TS I
re
4
U LM4040A1M3-3.0+T LM4040AIM3-3.0+T al
! VREFL > 5 Positive nc. B 5 Positive nc. B Negative _— Negative —_
= 4 2 | 1-+2__<]BTN = | TH TITLE: ; | ADC REF = GND OpenDosimeter REV: 1.0 I G) EasyEDA
Date: 2024-06-01 Drawn By: xrayshaker 7
TS 36CA-0.6 250GF 031